./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-69.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9aff71e7b4e8d979ff4682857055bc958629e28b9f2753e6b08b585745aacec8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:49:12,630 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:49:12,714 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:49:12,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:49:12,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:49:12,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:49:12,755 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:49:12,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:49:12,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:49:12,756 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:49:12,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:49:12,756 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:49:12,756 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:49:12,756 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:49:12,756 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:49:12,756 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:49:12,756 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:49:12,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:49:12,757 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:49:12,757 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:49:12,757 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:49:12,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:49:12,757 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:49:12,757 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:49:12,757 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:49:12,757 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:49:12,757 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:49:12,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:12,758 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:49:12,758 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:49:12,758 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:49:12,760 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:49:12,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:49:12,760 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_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aff71e7b4e8d979ff4682857055bc958629e28b9f2753e6b08b585745aacec8 [2024-11-13 21:49:13,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:49:13,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:49:13,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:49:13,070 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:49:13,070 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:49:13,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-69.i Unable to find full path for "g++" [2024-11-13 21:49:14,973 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:49:15,315 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:49:15,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-69.i [2024-11-13 21:49:15,324 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/data/d87decdfa/c3137c91a11c4aa6865566bf31fd5585/FLAG0a82d4e9b [2024-11-13 21:49:15,338 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/data/d87decdfa/c3137c91a11c4aa6865566bf31fd5585 [2024-11-13 21:49:15,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:49:15,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:49:15,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:15,342 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:49:15,346 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:49:15,347 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b19fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15, skipping insertion in model container [2024-11-13 21:49:15,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,365 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:49:15,511 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_9b13627a-7045-49c2-94af-bfb79d8efba7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-69.i[917,930] [2024-11-13 21:49:15,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:15,559 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:49:15,569 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_9b13627a-7045-49c2-94af-bfb79d8efba7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-69.i[917,930] [2024-11-13 21:49:15,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:15,600 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:49:15,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15 WrapperNode [2024-11-13 21:49:15,601 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:15,601 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:15,602 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:49:15,602 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:49:15,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,615 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,636 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 106 [2024-11-13 21:49:15,636 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:15,636 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:49:15,637 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:49:15,637 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:49:15,644 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,646 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,652 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,655 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,657 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,658 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:49:15,660 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:49:15,660 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:49:15,660 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:49:15,661 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:15" (1/1) ... [2024-11-13 21:49:15,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:15,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:49:15,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:49:15,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:49:15,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:49:15,734 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:49:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:49:15,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:49:15,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:49:15,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:49:15,828 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:49:15,830 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:49:16,189 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 21:49:16,189 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:49:16,386 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:49:16,386 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:49:16,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:16 BoogieIcfgContainer [2024-11-13 21:49:16,387 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:49:16,388 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:49:16,388 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:49:16,400 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:49:16,400 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:16" (1/1) ... [2024-11-13 21:49:16,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:49:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:16,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2024-11-13 21:49:16,458 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-11-13 21:49:16,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 21:49:16,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:16,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:49:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:49:16,860 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:49:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:49:16,993 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:49:17,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:49:17 ImpRootNode [2024-11-13 21:49:17,061 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:49:17,062 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:49:17,062 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:49:17,062 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:49:17,063 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:16" (3/4) ... [2024-11-13 21:49:17,065 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:49:17,066 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:49:17,068 INFO L158 Benchmark]: Toolchain (without parser) took 1726.13ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 77.3MB in the end (delta: 15.6MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-13 21:49:17,070 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:17,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.73ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.1MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:49:17,072 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.55ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:49:17,073 INFO L158 Benchmark]: Boogie Preprocessor took 23.14ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.5MB in the end (delta: 908.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:17,073 INFO L158 Benchmark]: RCFGBuilder took 726.75ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 49.8MB in the end (delta: 27.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:49:17,073 INFO L158 Benchmark]: CodeCheck took 673.26ms. Allocated memory is still 117.4MB. Free memory was 49.8MB in the beginning and 77.8MB in the end (delta: -28.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:17,074 INFO L158 Benchmark]: Witness Printer took 4.84ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 77.3MB in the end (delta: 546.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:17,078 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 32 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, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -100; [L23] unsigned long int var_1_2 = 0; [L24] unsigned long int var_1_3 = 8; [L25] unsigned long int var_1_4 = 256; [L26] unsigned long int var_1_5 = 500; [L27] signed char var_1_7 = -64; [L28] signed char var_1_8 = -8; [L29] unsigned char var_1_9 = 0; [L30] unsigned char var_1_10 = 0; [L31] double var_1_11 = 4.625; [L32] double var_1_13 = 15.5; [L106] isInitial = 1 [L107] FCALL initially() [L108] COND TRUE 1 [L109] FCALL updateLastVariables() [L110] CALL updateVariables() [L75] var_1_2 = __VERIFIER_nondet_ulong() [L76] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_3=8, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_3=8, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L77] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_3=8, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_3=8, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L78] var_1_3 = __VERIFIER_nondet_ulong() [L79] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L80] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_4=256, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L81] var_1_4 = __VERIFIER_nondet_ulong() [L82] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L83] CALL assume_abort_if_not(var_1_4 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_4 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_5=500, var_1_7=-64, var_1_8=-8, var_1_9=0] [L84] var_1_5 = __VERIFIER_nondet_ulong() [L85] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=-8, var_1_9=0] [L86] CALL assume_abort_if_not(var_1_5 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_5 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=-8, var_1_9=0] [L87] var_1_8 = __VERIFIER_nondet_char() [L88] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=0] [L89] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=0] [L90] var_1_9 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0] [L92] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L93] var_1_10 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L95] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=37/8, var_1_13=31/2, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L96] var_1_13 = __VERIFIER_nondet_double() [L97] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=37/8, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=37/8, var_1_1=-100, var_1_7=-64, var_1_8=0, var_1_9=1] [L110] RET updateVariables() [L111] CALL step() [L36] COND TRUE var_1_2 < (((((var_1_4 * var_1_5)) > (var_1_3)) ? ((var_1_4 * var_1_5)) : (var_1_3))) [L37] var_1_7 = var_1_8 [L49] unsigned long int stepLocal_1 = var_1_5; [L50] unsigned long int stepLocal_0 = var_1_2 * ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))); [L51] COND FALSE !(stepLocal_0 < var_1_5) [L58] unsigned char stepLocal_3 = var_1_9; [L59] signed long int stepLocal_2 = var_1_1 + var_1_7; [L60] COND TRUE ((var_1_7 + var_1_8) == var_1_4) && stepLocal_3 [L61] COND FALSE !(! var_1_10) [L68] var_1_11 = var_1_13 [L111] RET step() [L112] CALL, EXPR property() [L102-L103] return ((((var_1_2 * ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < var_1_5) ? ((var_1_5 > var_1_2) ? (var_1_1 == ((signed short int) var_1_7)) : (var_1_1 == ((signed short int) var_1_7))) : 1) && ((var_1_2 < (((((var_1_4 * var_1_5)) > (var_1_3)) ? ((var_1_4 * var_1_5)) : (var_1_3)))) ? (var_1_7 == ((signed char) var_1_8)) : ((var_1_9 || var_1_10) ? (var_1_7 == ((signed char) var_1_8)) : ((var_1_3 < var_1_4) ? (var_1_7 == ((signed char) var_1_8)) : (var_1_7 == ((signed char) -4)))))) && ((((var_1_7 + var_1_8) == var_1_4) && var_1_9) ? ((! var_1_10) ? (((var_1_1 + var_1_7) != var_1_8) ? (var_1_11 == ((double) var_1_13)) : (var_1_11 == ((double) var_1_13))) : (var_1_11 == ((double) var_1_13))) : (var_1_11 == ((double) var_1_13))) ; [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=2, var_1_13=2, var_1_1=-100, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=2, var_1_13=2, var_1_1=-100, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=0, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.73ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.1MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.55ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.14ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.5MB in the end (delta: 908.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 726.75ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 49.8MB in the end (delta: 27.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 673.26ms. Allocated memory is still 117.4MB. Free memory was 49.8MB in the beginning and 77.8MB in the end (delta: -28.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.84ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 77.3MB in the end (delta: 546.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:49:17,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9aff71e7b4e8d979ff4682857055bc958629e28b9f2753e6b08b585745aacec8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:49:19,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:49:19,825 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:49:19,869 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:49:19,870 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:49:19,870 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:49:19,871 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:49:19,871 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:49:19,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:49:19,871 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:49:19,871 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:49:19,871 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:49:19,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:49:19,872 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:49:19,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:49:19,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:49:19,872 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:49:19,872 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:49:19,872 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:49:19,872 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:49:19,872 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:49:19,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:49:19,873 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:49:19,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:49:19,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:49:19,873 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:49:19,873 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:19,873 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:49:19,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:49:19,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:19,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:49:19,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:49:19,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:49:19,874 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:49:19,874 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:19,874 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:49:19,874 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_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aff71e7b4e8d979ff4682857055bc958629e28b9f2753e6b08b585745aacec8 [2024-11-13 21:49:20,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:49:20,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:49:20,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:49:20,182 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:49:20,182 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:49:20,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-69.i Unable to find full path for "g++" [2024-11-13 21:49:22,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:49:22,258 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:49:22,263 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-69.i [2024-11-13 21:49:22,281 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/data/45da0b693/52e2880f522e45aca30f4efea957fea6/FLAG8b6811400 [2024-11-13 21:49:22,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/data/45da0b693/52e2880f522e45aca30f4efea957fea6 [2024-11-13 21:49:22,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:49:22,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:49:22,341 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:22,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:49:22,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:49:22,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f41e34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22, skipping insertion in model container [2024-11-13 21:49:22,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,370 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:49:22,541 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_9b13627a-7045-49c2-94af-bfb79d8efba7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-69.i[917,930] [2024-11-13 21:49:22,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:22,620 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:49:22,633 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_9b13627a-7045-49c2-94af-bfb79d8efba7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-69.i[917,930] [2024-11-13 21:49:22,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:22,675 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:49:22,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22 WrapperNode [2024-11-13 21:49:22,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:22,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:22,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:49:22,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:49:22,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,721 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 105 [2024-11-13 21:49:22,722 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:22,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:49:22,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:49:22,723 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:49:22,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,733 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,740 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,745 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:49:22,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:49:22,757 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:49:22,757 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:49:22,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:22" (1/1) ... [2024-11-13 21:49:22,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:22,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:49:22,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:49:22,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:49:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:49:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:49:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:49:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:49:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:49:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:49:22,915 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:49:22,917 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:49:23,277 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 21:49:23,278 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:49:23,453 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:49:23,453 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:49:23,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:23 BoogieIcfgContainer [2024-11-13 21:49:23,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:49:23,455 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:49:23,455 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:49:23,465 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:49:23,465 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:23" (1/1) ... [2024-11-13 21:49:23,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:49:23,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:23,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2024-11-13 21:49:23,525 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-11-13 21:49:23,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 21:49:23,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:23,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:23,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:23,535 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:23,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:49:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:23,903 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:24,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:49:24,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:04,156 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 13 proven. 13 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-11-13 21:50:04,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:50:05,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:05,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 88 transitions. [2024-11-13 21:50:05,588 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 88 transitions. [2024-11-13 21:50:05,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:50:05,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:05,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:05,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:05,597 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:05,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:50:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:06,089 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:06,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:50:06,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:43,337 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 279 proven. 31 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2024-11-13 21:50:43,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:50:48,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:48,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 67 states and 104 transitions. [2024-11-13 21:50:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2024-11-13 21:50:48,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:50:48,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:48,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:48,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:48,115 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:48,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:50:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:48,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:48,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:50:48,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:24,535 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 28 proven. 30 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:51:24,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:51:36,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:36,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:51:36,464 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:51:36,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:51:36,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:36,467 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:36,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:36,469 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:36,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:51:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:36,931 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:37,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:51:37,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:13,145 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:52:13,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:52:13,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:13,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:52:13,381 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:52:13,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:52:13,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:13,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:13,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:13,386 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:13,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:52:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:13,841 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:13,994 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:52:13,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:52:49,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:52:49,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:49,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:52:49,711 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:52:49,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:52:49,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:49,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:49,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:49,719 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:49,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:52:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:50,239 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:50,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:52:50,396 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:25,939 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:53:25,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 21:53:25,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:25,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:53:25,971 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:53:25,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:53:25,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:25,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:25,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:25,976 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:25,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:53:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:26,449 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:26,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:53:26,614 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:03,931 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:54:03,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:54:03,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:03,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:54:03,964 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:54:03,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:54:03,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:03,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:03,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:03,972 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:03,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:54:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:04,469 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:04,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:54:04,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:54:43,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 21:54:43,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:43,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:54:43,487 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:54:43,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:54:43,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:43,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:43,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:43,496 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:43,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:54:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:44,026 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:44,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:54:44,187 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:23,591 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:55:23,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:55:23,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:23,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:55:23,618 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:55:23,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:55:23,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:23,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:23,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:23,624 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:23,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:55:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:24,090 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:24,208 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:55:24,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:04,399 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:56:04,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 21:56:04,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:04,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:56:04,424 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:56:04,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:56:04,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:04,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:04,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:04,430 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:04,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:56:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:04,911 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:05,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:56:05,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:43,943 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:56:43,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-13 21:56:43,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:43,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:56:43,971 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:56:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:56:43,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:43,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:43,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:43,977 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:43,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:56:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:44,528 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:44,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:56:44,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:24,882 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:57:24,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:57:24,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:24,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:57:24,903 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:57:24,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:57:24,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:24,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:24,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:24,910 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:24,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:57:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:25,394 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:25,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:57:25,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:02,964 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:58:02,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 21:58:02,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:02,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:58:02,985 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:58:02,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:58:02,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:02,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:02,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:02,989 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:02,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:58:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:03,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:03,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:58:03,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:42,777 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:58:42,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-13 21:58:42,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:42,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:58:42,818 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:58:42,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:58:42,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:42,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:42,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:42,821 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:42,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:58:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:43,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:43,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:58:43,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:19,621 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:59:19,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 21:59:19,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:19,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:59:19,643 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:59:19,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:59:19,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:19,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:19,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:59:19,648 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:59:19,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:59:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:20,105 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:59:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:20,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:59:20,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:56,135 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 21:59:56,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 21:59:56,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 21:59:56,155 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 21:59:56,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:59:56,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:56,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:56,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:59:56,158 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:59:56,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 21:59:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:56,660 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:59:56,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:56,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:59:56,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:00:32,863 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:00:32,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-13 22:00:32,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:00:32,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 22:00:32,890 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 22:00:32,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:00:32,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:00:32,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:00:32,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:00:32,898 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:00:32,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 22:00:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:00:33,345 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:00:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:00:33,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:00:33,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:01:08,787 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:01:08,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 22:01:08,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:08,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 22:01:08,809 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 22:01:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:01:08,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:08,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:01:08,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:01:08,813 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:01:08,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 22:01:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:09,263 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:01:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:09,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:01:09,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:01:47,738 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:01:47,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 22:01:47,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:47,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 22:01:47,762 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 22:01:47,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:01:47,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:47,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:01:47,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:01:47,764 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:01:47,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 22:01:48,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:48,252 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:01:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:48,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:01:48,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:29,651 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:02:29,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-13 22:02:29,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:29,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 22:02:29,687 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 22:02:29,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:02:29,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:29,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:02:29,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:02:29,696 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:02:29,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 22:02:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:30,277 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:02:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:30,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:02:30,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:09,750 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:03:09,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-13 22:03:09,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:09,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 22:03:09,793 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 22:03:09,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:03:09,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:09,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:03:09,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:03:09,797 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:03:09,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 22:03:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:10,283 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:03:10,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:10,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:03:10,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 30 proven. 28 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-13 22:03:50,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 22:03:50,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:50,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 121 states and 205 transitions. [2024-11-13 22:03:50,791 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 205 transitions. [2024-11-13 22:03:50,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:03:50,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:50,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:03:50,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:03:50,794 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:03:50,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b13627a-7045-49c2-94af-bfb79d8efba7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 22:03:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:51,367 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:03:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:51,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:03:51,554 INFO L278 TraceCheckSpWp]: Computing forward predicates...