./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-76.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_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/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_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/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_396e3657-9e95-4931-9e01-1d555f6b4a7f/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 b286836f98ea28c8d142c9f806621ee4793004eb1aab8be8357681e891f9ba79 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:53:49,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:53:50,028 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:53:50,037 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:53:50,038 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:53:50,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:53:50,078 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:53:50,078 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:53:50,079 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:53:50,079 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:53:50,080 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:53:50,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:53:50,081 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:53:50,081 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:53:50,081 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:53:50,081 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:53:50,081 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:53:50,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:53:50,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:53:50,082 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:53:50,082 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:53:50,082 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:53:50,083 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:53:50,083 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:53:50,083 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:53:50,083 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:53:50,083 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:53:50,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:50,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:53:50,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:53:50,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:53:50,084 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:53:50,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:53:50,085 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_396e3657-9e95-4931-9e01-1d555f6b4a7f/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 -> b286836f98ea28c8d142c9f806621ee4793004eb1aab8be8357681e891f9ba79 [2024-11-13 20:53:50,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:53:50,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:53:50,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:53:50,461 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:53:50,462 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:53:50,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-76.i Unable to find full path for "g++" [2024-11-13 20:53:52,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:53:52,701 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:53:52,701 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-76.i [2024-11-13 20:53:52,710 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/data/f3f1b7616/26a09f34ccff46e5b6108cebdb94c2d3/FLAG06f30679f [2024-11-13 20:53:52,724 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/data/f3f1b7616/26a09f34ccff46e5b6108cebdb94c2d3 [2024-11-13 20:53:52,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:53:52,728 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:53:52,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:52,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:53:52,732 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:53:52,733 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:52,734 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a6eb215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52, skipping insertion in model container [2024-11-13 20:53:52,734 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:52,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:53:52,898 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_396e3657-9e95-4931-9e01-1d555f6b4a7f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-76.i[915,928] [2024-11-13 20:53:52,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:52,938 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:53:52,950 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_396e3657-9e95-4931-9e01-1d555f6b4a7f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-76.i[915,928] [2024-11-13 20:53:52,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:52,977 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:53:52,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52 WrapperNode [2024-11-13 20:53:52,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:52,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:52,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:53:52,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:53:52,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:52,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:53,023 INFO L138 Inliner]: procedures = 26, calls = 20, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 72 [2024-11-13 20:53:53,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:53,024 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:53:53,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:53:53,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:53:53,039 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:53,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:53,045 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:53,045 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:53,053 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:53,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:53,063 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:53,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:53,070 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:53:53,071 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:53:53,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:53:53,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:53:53,072 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:52" (1/1) ... [2024-11-13 20:53:53,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:53,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:53:53,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:53:53,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:53:53,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:53:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:53:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:53:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:53:53,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:53:53,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:53:53,249 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:53:53,252 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:53:53,491 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 20:53:53,491 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:53:53,603 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:53:53,603 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:53:53,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:53 BoogieIcfgContainer [2024-11-13 20:53:53,604 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:53:53,604 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:53:53,605 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:53:53,616 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:53:53,616 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:53" (1/1) ... [2024-11-13 20:53:53,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:53:53,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:53,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 20:53:53,677 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 20:53:53,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:53:53,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:53,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:53,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:53:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:54,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:54,007 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:53:54,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:54,093 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:53:54,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:53:54 ImpRootNode [2024-11-13 20:53:54,136 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:53:54,139 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:53:54,139 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:53:54,139 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:53:54,140 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:53" (3/4) ... [2024-11-13 20:53:54,143 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:53:54,144 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:53:54,145 INFO L158 Benchmark]: Toolchain (without parser) took 1416.95ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 67.3MB in the end (delta: 51.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 20:53:54,146 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:54,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.04ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 107.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:53:54,150 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.44ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 105.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:54,151 INFO L158 Benchmark]: Boogie Preprocessor took 46.28ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.7MB in the end (delta: 731.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:54,151 INFO L158 Benchmark]: RCFGBuilder took 533.24ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 88.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:53:54,152 INFO L158 Benchmark]: CodeCheck took 532.12ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 67.6MB in the end (delta: 21.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:53:54,152 INFO L158 Benchmark]: Witness Printer took 5.34ms. Allocated memory is still 142.6MB. Free memory was 67.6MB in the beginning and 67.3MB in the end (delta: 270.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:54,154 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 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 someBinaryFLOATComparisonOperation at line 45, overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryDOUBLEComparisonOperation at line 49, overapproximation of someBinaryDOUBLEComparisonOperation at line 35. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 32.81; [L23] float var_1_3 = 256.25; [L24] float var_1_4 = 1.75; [L25] double var_1_5 = 10000000.5; [L26] unsigned char var_1_6 = 0; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 0; [L29] signed char var_1_10 = 5; [L30] double last_1_var_1_1 = 32.81; [L31] unsigned char last_1_var_1_6 = 0; [L66] isInitial = 1 [L67] FCALL initially() [L68] COND TRUE 1 [L69] CALL updateLastVariables() [L58] last_1_var_1_1 = var_1_1 [L59] last_1_var_1_6 = var_1_6 [L69] RET updateLastVariables() [L70] CALL updateVariables() [L44] var_1_3 = __VERIFIER_nondet_float() [L45] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_4=7/4, var_1_5=20000001/2, var_1_6=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_4=7/4, var_1_5=20000001/2, var_1_6=0, var_1_8=0, var_1_9=0] [L46] var_1_4 = __VERIFIER_nondet_float() [L47] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_5=20000001/2, var_1_6=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_5=20000001/2, var_1_6=0, var_1_8=0, var_1_9=0] [L48] var_1_5 = __VERIFIER_nondet_double() [L49] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_6=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_6=0, var_1_8=0, var_1_9=0] [L50] var_1_8 = __VERIFIER_nondet_uchar() [L51] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_6=0, var_1_9=0] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_6=0, var_1_9=0] [L52] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_6=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_6=0, var_1_8=0, var_1_9=0] [L53] var_1_9 = __VERIFIER_nondet_uchar() [L54] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_6=0, var_1_8=0] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_6=0, var_1_8=0] [L55] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_6=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=5, var_1_1=3281/100, var_1_6=0, var_1_8=0, var_1_9=0] [L70] RET updateVariables() [L71] CALL step() [L35] COND TRUE last_1_var_1_1 < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))) - 199.2f) [L36] var_1_1 = var_1_5 [L38] COND FALSE !(\read(last_1_var_1_6)) [L41] var_1_10 = -50 [L71] RET step() [L72] CALL, EXPR property() [L62-L63] return (((last_1_var_1_1 < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))) - 199.2f)) ? (var_1_1 == ((double) var_1_5)) : 1) && (last_1_var_1_6 ? (var_1_6 == ((unsigned char) (! (var_1_8 || var_1_9)))) : 1)) && (var_1_10 == ((signed char) -50)) ; [L72] RET, EXPR property() [L72] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=-50, var_1_1=2, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_1=3281/100, last_1_var_1_6=0, var_1_10=-50, var_1_1=2, var_1_5=2, var_1_6=0, var_1_8=0, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.04ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 107.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.44ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 105.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.28ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.7MB in the end (delta: 731.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 533.24ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 88.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 532.12ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 67.6MB in the end (delta: 21.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 5.34ms. Allocated memory is still 142.6MB. Free memory was 67.6MB in the beginning and 67.3MB in the end (delta: 270.8kB). 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 20:53:54,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/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_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/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_396e3657-9e95-4931-9e01-1d555f6b4a7f/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 b286836f98ea28c8d142c9f806621ee4793004eb1aab8be8357681e891f9ba79 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:53:56,905 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:53:57,025 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:53:57,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:53:57,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:53:57,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:53:57,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:53:57,063 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:53:57,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:53:57,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:53:57,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:53:57,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:53:57,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:53:57,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:53:57,065 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:53:57,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:53:57,065 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:53:57,065 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:53:57,065 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:53:57,065 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:53:57,065 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:53:57,066 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:53:57,066 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:53:57,066 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:53:57,066 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:53:57,066 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:53:57,066 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:57,066 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:53:57,067 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:53:57,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:57,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:53:57,067 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:53:57,067 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:53:57,067 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:53:57,067 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:57,068 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:53:57,068 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_396e3657-9e95-4931-9e01-1d555f6b4a7f/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 -> b286836f98ea28c8d142c9f806621ee4793004eb1aab8be8357681e891f9ba79 [2024-11-13 20:53:57,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:53:57,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:53:57,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:53:57,397 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:53:57,397 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:53:57,399 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-76.i Unable to find full path for "g++" [2024-11-13 20:53:59,356 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:53:59,679 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:53:59,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-76.i [2024-11-13 20:53:59,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/data/edcd96899/d9dd3ef9d30f454b98dd0c1d9a3295d9/FLAG854535810 [2024-11-13 20:53:59,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/data/edcd96899/d9dd3ef9d30f454b98dd0c1d9a3295d9 [2024-11-13 20:53:59,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:53:59,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:53:59,712 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:59,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:53:59,718 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:53:59,719 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:59" (1/1) ... [2024-11-13 20:53:59,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32dffc53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:59, skipping insertion in model container [2024-11-13 20:53:59,720 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:59" (1/1) ... [2024-11-13 20:53:59,738 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:53:59,918 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_396e3657-9e95-4931-9e01-1d555f6b4a7f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-76.i[915,928] [2024-11-13 20:53:59,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:59,984 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:53:59,997 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_396e3657-9e95-4931-9e01-1d555f6b4a7f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-76.i[915,928] [2024-11-13 20:54:00,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:54:00,045 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:54:00,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00 WrapperNode [2024-11-13 20:54:00,046 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:54:00,047 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:54:00,047 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:54:00,048 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:54:00,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00" (1/1) ... [2024-11-13 20:54:00,074 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00" (1/1) ... [2024-11-13 20:54:00,104 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 72 [2024-11-13 20:54:00,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:54:00,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:54:00,108 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:54:00,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:54:00,116 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00" (1/1) ... [2024-11-13 20:54:00,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00" (1/1) ... [2024-11-13 20:54:00,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00" (1/1) ... [2024-11-13 20:54:00,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00" (1/1) ... [2024-11-13 20:54:00,139 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00" (1/1) ... [2024-11-13 20:54:00,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00" (1/1) ... [2024-11-13 20:54:00,146 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00" (1/1) ... [2024-11-13 20:54:00,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00" (1/1) ... [2024-11-13 20:54:00,154 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:54:00,155 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:54:00,158 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:54:00,158 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:54:00,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:54:00" (1/1) ... [2024-11-13 20:54:00,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:54:00,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:54:00,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:54:00,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:54:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:54:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:54:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:54:00,239 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:54:00,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:54:00,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:54:00,347 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:54:00,349 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:54:01,304 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 20:54:01,304 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:54:01,405 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:54:01,405 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:54:01,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:54:01 BoogieIcfgContainer [2024-11-13 20:54:01,406 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:54:01,407 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:54:01,407 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:54:01,423 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:54:01,423 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:54:01" (1/1) ... [2024-11-13 20:54:01,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:54:01,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 20:54:01,483 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 20:54:01,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:54:01,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:01,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:01,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:01,492 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:01,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:54:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:02,061 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:02,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:54:02,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:43,283 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:54:43,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:54:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:46,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 20:54:46,619 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 20:54:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:54:46,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:46,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:46,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:46,626 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:46,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:54:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:47,206 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:47,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:54:47,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:27,036 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:55:27,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:55:27,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:27,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 20:55:27,147 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 20:55:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:55:27,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:27,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:27,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:27,151 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:27,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:55:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:27,642 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:27,706 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:55:27,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:07,752 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:56:07,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:07,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:07,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 20:56:07,777 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 20:56:07,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:56:07,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:07,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:07,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:07,780 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:07,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:56:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:08,265 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:08,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:56:08,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:48,867 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:56:48,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 20:56:48,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:48,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 20:56:48,892 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 20:56:48,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:56:48,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:48,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:48,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:48,895 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:48,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 20:56:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:49,368 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:49,423 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:56:49,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:31,704 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:57:31,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 20:57:32,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:32,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 20:57:32,896 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 20:57:32,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:57:32,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:32,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:32,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:32,903 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:32,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 20:57:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:33,385 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:33,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:57:33,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:13,409 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:58:13,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 20:58:13,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:13,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 20:58:13,429 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 20:58:13,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:58:13,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:13,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:13,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:13,433 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:13,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 20:58:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:13,914 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:13,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:58:13,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:54,186 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:58:54,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 20:58:54,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:54,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 20:58:54,213 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 20:58:54,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:58:54,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:54,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:54,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:54,219 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:54,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 20:58:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:54,806 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:54,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:58:54,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:38,633 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:59:38,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 20:59:38,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:38,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 20:59:38,654 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 20:59:38,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:59:38,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:38,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:38,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:38,660 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:38,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 20:59:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:39,119 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:39,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:59:39,168 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:21,068 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:00:21,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-13 21:00:21,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:21,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:00:21,089 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:00:21,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:00:21,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:21,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:21,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:21,095 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:21,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:00:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:21,532 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:21,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:00:21,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:01,724 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:01:01,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 21:01:01,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:01,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:01:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:01:01,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:01:01,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:01,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:01,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:01,751 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:01,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:01:02,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:02,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:02,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:01:02,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:37,010 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:01:37,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 21:01:37,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:37,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:01:37,027 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:01:37,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:01:37,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:37,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:37,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:37,030 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:37,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:01:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:37,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:37,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:01:37,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:17,835 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:02:17,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:02:17,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:17,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:02:17,853 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:02:17,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:02:17,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:17,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:17,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:17,857 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:17,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:02:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:18,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:18,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:18,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:02:18,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:58,127 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:02:58,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-13 21:02:58,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:58,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:02:58,153 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:02:58,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:02:58,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:58,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:58,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:58,158 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:58,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:02:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:58,679 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:58,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:02:58,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:37,910 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:03:37,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 21:03:37,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:37,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:03:37,927 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:03:37,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:03:37,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:37,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:37,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:37,931 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:37,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:03:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:38,357 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:38,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:03:38,407 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:15,671 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:04:15,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 21:04:15,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:15,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:04:15,693 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:04:15,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:04:15,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:15,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:15,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:15,696 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:15,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:04:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:16,185 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:16,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:04:16,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:57,774 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:04:57,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 21:04:57,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:57,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:04:57,792 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:04:57,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:04:57,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:57,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:57,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:57,795 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:57,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 21:04:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:58,222 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:58,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:58,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:04:58,273 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:33,987 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:05:33,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 21:05:34,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:34,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:05:34,009 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:05:34,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:05:34,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:34,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:34,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:34,013 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:34,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 21:05:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:34,594 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:34,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:34,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:05:34,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:19,023 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:06:19,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 21:06:19,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:19,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:06:19,045 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:06:19,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:06:19,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:19,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:19,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:19,049 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:19,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 21:06:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:19,656 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:19,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:06:19,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:00,772 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:07:00,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-13 21:07:00,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:00,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:07:00,789 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:07:00,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:07:00,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:00,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:00,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:00,792 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:00,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 21:07:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:01,227 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:01,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:07:01,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:47,328 WARN L286 SmtUtils]: Spent 5.03s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:07:55,118 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:07:55,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 21:07:55,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:55,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:07:55,140 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:07:55,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:07:55,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:55,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:55,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:55,146 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:55,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 21:07:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:55,779 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:55,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:07:55,847 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:43,637 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 21:08:43,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-13 21:08:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:43,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 21:08:43,657 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 21:08:43,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:08:43,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:43,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:43,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:43,660 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:43,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_396e3657-9e95-4931-9e01-1d555f6b4a7f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 21:08:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:44,196 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:44,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:08:44,250 INFO L278 TraceCheckSpWp]: Computing forward predicates...