./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.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_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/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_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/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_54a4cd94-3173-43f5-863b-01dd361f16d6/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 c6d412f41e33ad776ddd1099cb1079697e2761edfdecb4fbe189cb4f98c9e06c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:52:06,970 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:52:07,067 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:52:07,074 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:52:07,076 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:52:07,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:52:07,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:52:07,108 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:52:07,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:52:07,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:52:07,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:52:07,109 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:52:07,109 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:52:07,109 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:52:07,109 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:52:07,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:52:07,111 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:52:07,111 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:52:07,111 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:52:07,112 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:52:07,112 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:52:07,112 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:52:07,112 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:52:07,112 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:52:07,112 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:52:07,112 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:52:07,113 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:52:07,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:07,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:52:07,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:52:07,113 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:52:07,113 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:52:07,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:52:07,113 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_54a4cd94-3173-43f5-863b-01dd361f16d6/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 -> c6d412f41e33ad776ddd1099cb1079697e2761edfdecb4fbe189cb4f98c9e06c [2024-11-13 20:52:07,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:52:07,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:52:07,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:52:07,422 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:52:07,423 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:52:07,424 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i Unable to find full path for "g++" [2024-11-13 20:52:09,328 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:52:09,597 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:52:09,598 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i [2024-11-13 20:52:09,616 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/data/fceda7145/a8c0c82b3bf84c849eccf0f17140d419/FLAG52c0e6bb6 [2024-11-13 20:52:09,645 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/data/fceda7145/a8c0c82b3bf84c849eccf0f17140d419 [2024-11-13 20:52:09,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:52:09,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:52:09,656 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:09,657 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:52:09,662 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:52:09,663 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,664 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de58cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:09, skipping insertion in model container [2024-11-13 20:52:09,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:09" (1/1) ... [2024-11-13 20:52:09,695 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:52:09,884 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_54a4cd94-3173-43f5-863b-01dd361f16d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i[917,930] [2024-11-13 20:52:09,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:09,974 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:52:09,987 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_54a4cd94-3173-43f5-863b-01dd361f16d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i[917,930] [2024-11-13 20:52:10,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:10,057 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:52:10,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10 WrapperNode [2024-11-13 20:52:10,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:10,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:10,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:52:10,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:52:10,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,126 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-11-13 20:52:10,130 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:10,134 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:52:10,134 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:52:10,134 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:52:10,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,151 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,161 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,174 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:52:10,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:52:10,184 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:52:10,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:52:10,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:10,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:52:10,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:52:10,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:52:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:52:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:52:10,264 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:52:10,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:52:10,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:52:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:52:10,337 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:52:10,340 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:52:10,701 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 20:52:10,701 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:52:10,848 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:52:10,848 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:52:10,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:10 BoogieIcfgContainer [2024-11-13 20:52:10,849 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:52:10,850 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:52:10,850 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:52:10,861 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:52:10,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:10" (1/1) ... [2024-11-13 20:52:10,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:52:10,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:10,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2024-11-13 20:52:10,936 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2024-11-13 20:52:10,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:52:10,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:10,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:11,313 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:52:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:11,633 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:52:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:11,796 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:52:11,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:52:11 ImpRootNode [2024-11-13 20:52:11,891 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:52:11,895 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:52:11,896 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:52:11,896 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:52:11,897 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:10" (3/4) ... [2024-11-13 20:52:11,903 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:52:11,904 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:52:11,905 INFO L158 Benchmark]: Toolchain (without parser) took 2253.78ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 53.8MB in the end (delta: 38.9MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2024-11-13 20:52:11,905 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:11,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.92ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 79.4MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:52:11,906 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.45ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 76.5MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:11,907 INFO L158 Benchmark]: Boogie Preprocessor took 48.76ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 75.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:11,908 INFO L158 Benchmark]: RCFGBuilder took 665.60ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 49.4MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:52:11,909 INFO L158 Benchmark]: CodeCheck took 1041.69ms. Allocated memory is still 117.4MB. Free memory was 49.1MB in the beginning and 53.8MB in the end (delta: -4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:11,912 INFO L158 Benchmark]: Witness Printer took 8.73ms. Allocated memory is still 117.4MB. Free memory was 53.8MB in the beginning and 53.8MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:11,915 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, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 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 79, overapproximation of someBinaryFLOATComparisonOperation at line 45, overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryFLOATComparisonOperation at line 77, overapproximation of someBinaryFLOATComparisonOperation at line 75. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 32.8; [L23] float var_1_2 = 255.675; [L24] float var_1_3 = 5.5; [L25] float var_1_4 = 128.75; [L26] float var_1_5 = 4.5; [L27] float var_1_6 = 9.25; [L28] unsigned char var_1_7 = 5; [L29] unsigned char var_1_11 = 200; [L30] unsigned char var_1_12 = 8; [L31] unsigned char var_1_13 = 4; [L32] unsigned char var_1_14 = 100; [L33] unsigned char var_1_15 = 64; [L34] unsigned char var_1_16 = 1; [L35] unsigned char var_1_17 = 200; [L36] unsigned char var_1_18 = 2; [L37] unsigned char var_1_19 = 0; [L38] unsigned long int var_1_20 = 1; [L39] signed long int var_1_21 = 64; [L40] unsigned char var_1_22 = 100; [L41] unsigned char last_1_var_1_7 = 5; [L115] isInitial = 1 [L116] FCALL initially() [L117] COND TRUE 1 [L118] CALL updateLastVariables() [L108] last_1_var_1_7 = var_1_7 [L118] RET updateLastVariables() [L119] CALL updateVariables() [L72] var_1_2 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L74] var_1_3 = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && 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_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && 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_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L76] var_1_4 = __VERIFIER_nondet_float() [L77] 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_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) [L77] 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_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L78] var_1_5 = __VERIFIER_nondet_float() [L79] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_6=37/4, var_1_7=5] [L80] var_1_6 = __VERIFIER_nondet_float() [L81] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L82] var_1_11 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_11 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_11 >= 190) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L84] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L85] var_1_12 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L87] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L88] var_1_13 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L90] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L91] var_1_14 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_14 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_14 >= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L93] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L94] var_1_15 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_15 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_15 >= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L96] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L97] var_1_17 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_17 >= 191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_17 >= 191) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L99] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L100] var_1_18 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L102] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L103] var_1_19 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L105] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L119] RET updateVariables() [L120] CALL step() [L45] COND TRUE var_1_2 <= var_1_3 [L46] COND TRUE var_1_3 < ((var_1_4 - var_1_5) + 1.395f) [L47] var_1_1 = var_1_6 [L54] var_1_20 = var_1_14 [L55] var_1_21 = var_1_17 [L56] var_1_22 = 4 [L57] signed long int stepLocal_0 = var_1_21; [L58] COND FALSE !(((var_1_17 - var_1_12) - (8 + var_1_18)) > stepLocal_0) [L61] var_1_16 = var_1_19 [L63] COND FALSE !(\read(var_1_16)) [L120] RET step() [L121] CALL, EXPR property() [L111-L112] return ((((((var_1_2 <= var_1_3) ? ((var_1_3 < ((var_1_4 - var_1_5) + 1.395f)) ? (var_1_1 == ((float) var_1_6)) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (var_1_16 ? ((last_1_var_1_7 != last_1_var_1_7) ? (var_1_7 == ((unsigned char) ((var_1_11 - var_1_12) - var_1_13))) : (var_1_7 == ((unsigned char) (var_1_11 - (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_12))))) : 1)) && ((((var_1_17 - var_1_12) - (8 + var_1_18)) > var_1_21) ? (var_1_16 == ((unsigned char) (! var_1_19))) : (var_1_16 == ((unsigned char) var_1_19)))) && (var_1_20 == ((unsigned long int) var_1_14))) && (var_1_21 == ((signed long int) var_1_17))) && (var_1_22 == ((unsigned char) 4)) ; [L121] RET, EXPR property() [L121] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=0, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=191, var_1_22=4, var_1_6=2, var_1_7=5] [L19] reach_error() VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=0, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=191, var_1_22=4, var_1_6=2, var_1_7=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.92ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 79.4MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.45ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 76.5MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.76ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 75.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 665.60ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 49.4MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1041.69ms. Allocated memory is still 117.4MB. Free memory was 49.1MB in the beginning and 53.8MB in the end (delta: -4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.73ms. Allocated memory is still 117.4MB. Free memory was 53.8MB in the beginning and 53.8MB in the end (delta: 21.1kB). 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 20:52:11,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/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_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/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_54a4cd94-3173-43f5-863b-01dd361f16d6/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 c6d412f41e33ad776ddd1099cb1079697e2761edfdecb4fbe189cb4f98c9e06c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:52:14,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:52:14,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:52:14,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:52:14,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:52:14,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:52:14,749 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:52:14,749 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:52:14,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:52:14,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:52:14,750 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:52:14,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:52:14,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:52:14,750 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:52:14,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:52:14,751 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:52:14,751 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:52:14,751 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:52:14,751 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:52:14,751 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:52:14,751 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:52:14,751 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:52:14,751 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:52:14,755 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:52:14,755 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:52:14,755 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:52:14,755 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:14,755 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:52:14,755 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:52:14,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:14,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:52:14,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:52:14,756 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:52:14,756 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:52:14,756 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:14,756 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:52:14,756 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_54a4cd94-3173-43f5-863b-01dd361f16d6/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 -> c6d412f41e33ad776ddd1099cb1079697e2761edfdecb4fbe189cb4f98c9e06c [2024-11-13 20:52:15,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:52:15,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:52:15,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:52:15,079 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:52:15,080 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:52:15,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i Unable to find full path for "g++" [2024-11-13 20:52:17,065 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:52:17,375 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:52:17,378 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i [2024-11-13 20:52:17,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/data/f37b81342/a1ec88f9aac74102a25318d67af84c80/FLAG81f3f71c4 [2024-11-13 20:52:17,418 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/data/f37b81342/a1ec88f9aac74102a25318d67af84c80 [2024-11-13 20:52:17,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:52:17,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:52:17,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:17,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:52:17,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:52:17,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71bc9817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17, skipping insertion in model container [2024-11-13 20:52:17,436 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,460 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:52:17,639 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_54a4cd94-3173-43f5-863b-01dd361f16d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i[917,930] [2024-11-13 20:52:17,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:17,705 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:52:17,714 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_54a4cd94-3173-43f5-863b-01dd361f16d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-48.i[917,930] [2024-11-13 20:52:17,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:17,761 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:52:17,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17 WrapperNode [2024-11-13 20:52:17,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:17,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:17,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:52:17,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:52:17,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,816 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-11-13 20:52:17,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:17,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:52:17,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:52:17,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:52:17,826 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,832 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,871 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:52:17,871 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:52:17,871 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:52:17,872 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:52:17,872 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:17" (1/1) ... [2024-11-13 20:52:17,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:17,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:52:17,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:52:17,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:52:17,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:52:17,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:52:17,946 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:52:17,947 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:52:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:52:17,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:52:18,060 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:52:18,062 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:52:18,660 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 20:52:18,660 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:52:18,821 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:52:18,822 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:52:18,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:18 BoogieIcfgContainer [2024-11-13 20:52:18,823 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:52:18,824 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:52:18,824 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:52:18,835 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:52:18,837 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:18" (1/1) ... [2024-11-13 20:52:18,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:52:18,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:18,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2024-11-13 20:52:18,900 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2024-11-13 20:52:18,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:52:18,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:18,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:18,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:52:18,913 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:52:18,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:52:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:19,713 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:52:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:19,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:52:19,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:38,748 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:52:38,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:52:40,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:40,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 68 states and 106 transitions. [2024-11-13 20:52:40,588 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2024-11-13 20:52:40,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:52:40,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:40,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:40,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:52:40,594 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:52:40,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:52:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:41,208 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:52:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:41,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:52:41,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:55,396 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:52:55,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:52:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:56,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-11-13 20:52:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-11-13 20:52:56,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:52:56,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:56,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:56,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:52:56,516 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:52:56,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:52:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:57,134 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:52:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:57,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:52:57,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:10,543 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:53:10,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:10,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:10,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-11-13 20:53:10,823 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-11-13 20:53:10,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:53:10,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:10,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:10,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:10,832 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:10,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:53:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:11,501 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:11,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:53:11,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:23,993 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:53:24,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:24,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:24,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-11-13 20:53:24,991 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-11-13 20:53:24,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:53:24,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:24,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:24,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:24,996 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:24,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 20:53:25,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:25,597 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:25,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:53:25,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:38,724 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:53:38,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:40,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:40,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 198 transitions. [2024-11-13 20:53:40,047 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 198 transitions. [2024-11-13 20:53:40,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:53:40,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:40,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:40,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:40,052 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:40,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 20:53:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:41,009 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:41,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:53:41,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:54,720 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:53:54,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 20:53:54,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:54,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 198 transitions. [2024-11-13 20:53:54,745 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 198 transitions. [2024-11-13 20:53:54,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:53:54,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:54,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:54,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:54,752 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:54,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 20:53:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:55,376 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:55,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:53:55,756 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:11,074 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:54:11,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 20:54:11,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:11,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 198 transitions. [2024-11-13 20:54:11,107 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 198 transitions. [2024-11-13 20:54:11,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:54:11,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:11,109 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:11,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:11,112 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:11,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 20:54:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:11,865 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:12,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:54:12,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:25,659 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:54:25,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 20:54:26,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:26,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 198 transitions. [2024-11-13 20:54:26,657 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 198 transitions. [2024-11-13 20:54:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:54:26,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:26,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:26,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:26,664 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:26,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 20:54:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:27,312 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:27,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:54:27,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:41,896 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:54:41,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 20:54:41,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:41,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 198 transitions. [2024-11-13 20:54:41,922 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 198 transitions. [2024-11-13 20:54:41,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:54:41,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:41,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:41,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:41,929 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:41,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 20:54:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:42,547 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:42,621 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:54:42,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:55,982 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:54:55,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 20:54:56,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:56,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 198 transitions. [2024-11-13 20:54:56,007 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 198 transitions. [2024-11-13 20:54:56,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:54:56,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:56,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:56,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:56,012 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:56,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 20:54:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:56,657 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:56,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:56,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:54:56,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:55:10,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-13 20:55:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:10,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 198 transitions. [2024-11-13 20:55:10,876 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 198 transitions. [2024-11-13 20:55:10,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:55:10,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:10,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:10,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:10,881 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:10,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 20:55:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:11,477 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:11,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:55:11,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:26,394 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 143 proven. 43 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-13 20:55:26,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 20:55:27,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:27,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:55:27,658 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:55:27,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:55:27,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:27,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:27,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:27,664 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:27,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 20:55:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:28,300 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:28,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:55:28,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:55:41,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-13 20:55:41,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:41,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:55:41,748 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:55:41,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:55:41,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:41,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:41,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:41,752 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:41,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 20:55:42,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:42,349 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:42,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:55:42,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:56,126 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:55:56,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 20:55:56,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:56,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:55:56,142 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:55:56,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:55:56,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:56,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:56,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:56,144 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:56,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 20:55:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:56,724 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:56,942 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:55:56,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:10,156 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:56:10,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:11,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:11,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:56:11,072 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:56:11,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:56:11,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:11,073 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:11,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:11,074 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:11,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 20:56:11,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:11,676 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:11,987 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:56:11,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:24,113 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:56:24,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 20:56:25,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:25,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:56:25,008 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:56:25,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:56:25,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:25,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:25,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:25,013 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:25,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 20:56:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:25,593 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:25,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:25,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:56:25,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:38,575 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:56:38,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:38,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:38,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:56:38,591 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:56:38,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:56:38,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:38,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:38,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:38,598 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:38,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 20:56:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:39,180 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:39,556 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:56:39,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:56:52,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 20:56:52,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:52,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:56:52,479 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:56:52,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:56:52,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:52,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:52,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:52,481 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:52,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 20:56:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:53,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:53,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:56:53,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:05,594 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:57:05,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 20:57:05,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:05,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:57:05,614 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:57:05,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:57:05,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:05,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:05,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:05,616 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:05,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 20:57:06,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:06,294 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:06,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:57:06,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:19,038 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:57:19,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 20:57:19,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:19,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:57:19,997 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:57:19,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:57:19,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:19,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:19,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:20,000 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:20,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 20:57:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:20,683 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:20,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:57:20,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:33,848 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:57:33,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 20:57:33,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:57:33,865 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:57:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:57:33,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:33,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:33,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:33,867 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:33,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 20:57:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:34,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:34,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:57:34,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:48,165 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:57:48,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 20:57:48,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:48,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:57:48,184 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:57:48,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:57:48,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:48,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:48,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:48,188 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:48,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 20:57:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:48,828 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:49,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:57:49,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:03,171 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:58:03,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-13 20:58:03,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:03,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:58:03,197 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:58:03,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:58:03,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:03,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:03,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:03,200 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:03,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 20:58:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:03,972 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:04,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:58:04,074 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:19,649 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:58:19,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-13 20:58:19,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:19,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:58:19,666 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:58:19,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:58:19,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:19,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:19,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:19,668 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:19,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 20:58:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:20,338 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:20,423 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:58:20,429 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:38,820 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:58:38,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 20:58:38,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:38,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:58:38,835 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:58:38,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:58:38,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:38,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:38,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:38,839 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:38,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 20:58:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:39,769 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:40,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:58:40,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:59,190 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 143 proven. 43 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-13 20:58:59,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 20:58:59,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:59,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:58:59,230 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:58:59,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:58:59,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:59,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:59,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:59,233 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:59,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 20:59:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:00,065 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:00,532 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:59:00,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:14,013 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:59:14,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 20:59:14,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:14,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:59:14,038 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:59:14,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:59:14,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:14,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:14,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:14,042 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:14,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 20:59:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:14,721 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:15,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:59:15,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:28,587 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:59:28,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-11-13 20:59:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:59:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:59:28,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:59:28,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:28,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:28,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:28,611 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:28,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 20:59:29,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:29,319 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:29,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:59:29,905 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:45,251 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 20:59:45,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 20:59:45,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:45,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 20:59:45,275 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 20:59:45,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 20:59:45,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:45,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:45,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:45,279 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:45,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 20:59:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:45,929 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:46,477 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:59:46,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:02,460 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:00:02,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 21:00:02,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:02,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:00:02,477 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:00:02,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:00:02,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:02,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:02,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:02,479 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:02,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 21:00:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:03,188 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:03,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:00:03,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:19,914 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:00:19,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-13 21:00:19,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:19,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:00:19,945 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:00:19,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:00:19,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:19,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:19,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:19,948 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:19,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 21:00:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:20,731 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:20,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:00:20,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:35,029 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:00:35,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 21:00:35,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:35,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:00:35,045 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:00:35,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:00:35,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:35,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:35,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:35,051 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:35,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 21:00:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:35,717 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:35,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:00:35,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:51,105 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:00:51,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 21:00:51,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:51,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:00:51,145 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:00:51,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:00:51,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:51,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:51,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:51,149 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:51,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 21:00:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:51,847 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:52,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:00:52,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:08,825 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:01:08,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 21:01:08,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:08,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:01:08,850 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:01:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:01:08,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:08,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:08,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:08,854 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:08,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 21:01:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:09,673 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:10,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:01:10,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:26,628 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:01:26,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-13 21:01:26,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:26,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:01:26,654 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:01:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:01:26,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:26,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:26,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:26,657 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:26,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 21:01:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:27,329 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:27,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:01:27,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:43,585 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:01:43,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 21:01:43,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:01:43,602 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:01:43,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:01:43,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:43,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:43,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:43,605 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:43,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 21:01:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:44,404 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:44,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:01:44,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:00,768 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:02:00,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 21:02:00,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:02:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:02:00,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:02:00,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:00,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:00,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:00,789 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:00,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 21:02:01,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:01,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:01,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:02:01,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:16,913 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:02:16,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-11-13 21:02:16,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:16,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:02:16,932 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:02:16,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:02:16,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:16,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:16,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:16,937 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:16,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 21:02:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:17,738 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:18,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:18,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:02:18,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:34,389 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:02:34,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 21:02:34,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:34,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:02:34,405 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:02:34,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:02:34,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:34,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:34,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:34,408 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:34,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 21:02:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:35,063 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:35,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:02:35,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:50,498 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:02:50,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 21:02:50,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:50,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:02:50,515 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:02:50,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:02:50,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:50,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:50,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:50,519 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:50,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 21:02:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:51,183 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:51,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:02:51,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:06,146 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:03:06,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 21:03:07,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:07,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:03:07,175 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:03:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:03:07,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:07,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:07,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:07,182 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:07,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 21:03:08,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:08,014 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:08,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:03:08,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:22,224 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:03:22,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-11-13 21:03:23,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:23,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:03:23,281 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:03:23,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:03:23,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:23,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:23,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:23,287 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:23,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 21:03:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:24,064 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:24,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:03:24,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:40,072 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:03:40,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-13 21:03:40,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:40,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:03:40,087 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:03:40,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:03:40,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:40,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:40,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:40,089 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:40,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 21:03:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:40,714 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:40,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:03:40,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:03:55,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 21:03:55,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:03:55,635 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:03:55,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:03:55,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:55,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:55,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:55,638 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:55,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 21:03:56,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:56,256 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:56,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:03:56,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:13,012 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:04:13,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 21:04:13,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:13,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:04:13,051 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:04:13,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:04:13,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:13,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:13,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:13,054 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:13,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 21:04:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:13,734 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:14,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:14,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:04:14,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:29,288 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:04:29,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 21:04:29,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:29,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:04:29,306 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:04:29,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:04:29,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:29,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:29,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:29,308 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:29,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 21:04:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:30,177 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:30,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:04:30,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:45,158 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:04:45,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 21:04:46,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:46,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:04:46,265 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:04:46,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:04:46,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:46,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:46,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:46,269 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:46,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 21:04:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:46,933 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:47,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:04:47,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:01,997 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:05:02,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-13 21:05:02,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:05:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:05:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:05:02,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:02,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:02,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:02,018 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:02,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 21:05:02,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:02,720 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:03,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:05:03,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:19,232 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:05:19,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 21:05:19,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:19,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:05:19,249 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:05:19,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:05:19,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:19,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:19,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:19,252 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:19,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 21:05:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:20,108 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:20,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:05:20,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:34,563 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:05:34,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-13 21:05:34,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:34,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:05:34,603 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:05:34,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:05:34,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:34,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:34,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:34,609 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:34,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 21:05:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:35,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:35,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:05:35,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:51,459 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:05:51,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-13 21:05:51,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:51,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:05:51,503 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:05:51,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:05:51,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:51,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:51,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:51,506 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:51,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 21:05:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:52,250 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:52,339 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:05:52,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:08,595 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:06:08,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 21:06:08,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:08,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:06:08,612 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:06:08,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:06:08,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:08,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:08,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:08,615 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:08,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 21:06:09,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:09,282 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:09,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:06:09,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:24,747 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:06:24,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-13 21:06:24,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:24,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:06:24,789 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:06:24,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:06:24,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:24,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:24,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:24,791 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:24,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 21:06:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:25,451 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:25,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:06:25,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:39,166 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:06:39,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:40,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:40,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:06:40,099 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:06:40,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:06:40,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:40,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:40,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:40,101 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:40,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 21:06:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:40,677 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:40,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:06:40,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:56,286 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:06:56,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-13 21:06:56,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:56,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:06:56,302 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:06:56,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:06:56,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:56,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:56,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:56,304 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:56,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 21:06:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:56,910 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:57,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:06:57,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-11-13 21:07:14,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-13 21:07:14,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:14,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-11-13 21:07:14,123 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-11-13 21:07:14,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:07:14,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:14,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:14,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:14,125 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:14,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a4cd94-3173-43f5-863b-01dd361f16d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 21:07:14,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:14,881 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:15,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:07:15,254 INFO L278 TraceCheckSpWp]: Computing forward predicates...