./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-7.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_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/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_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/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_1931020f-7f40-4cc3-8889-d5076d59ed19/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 c89635c86a425cde697e700fe2c31fd3c6219e51225ce6611bf5868dd9f869f8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:18:06,897 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:18:06,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:18:06,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:18:06,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:18:07,024 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:18:07,028 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:18:07,029 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:18:07,029 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:18:07,030 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:18:07,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:18:07,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:18:07,032 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:18:07,032 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:18:07,032 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:18:07,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:18:07,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:18:07,033 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:18:07,033 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:18:07,033 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:18:07,033 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:18:07,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:18:07,034 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:18:07,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:18:07,034 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:18:07,035 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:18:07,035 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:18:07,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:07,035 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:18:07,035 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:18:07,036 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:18:07,036 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:18:07,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:18:07,036 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_1931020f-7f40-4cc3-8889-d5076d59ed19/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 -> c89635c86a425cde697e700fe2c31fd3c6219e51225ce6611bf5868dd9f869f8 [2024-11-13 23:18:07,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:18:07,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:18:07,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:18:07,382 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:18:07,382 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:18:07,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-7.i Unable to find full path for "g++" [2024-11-13 23:18:09,619 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:18:09,981 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:18:09,983 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-7.i [2024-11-13 23:18:09,994 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/data/251023f89/74ae9afbb12344ac9974694f59005d73/FLAGfaf0c4eb1 [2024-11-13 23:18:10,214 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/data/251023f89/74ae9afbb12344ac9974694f59005d73 [2024-11-13 23:18:10,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:18:10,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:18:10,222 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:10,222 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:18:10,232 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:18:10,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b130ad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10, skipping insertion in model container [2024-11-13 23:18:10,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,263 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:18:10,425 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_1931020f-7f40-4cc3-8889-d5076d59ed19/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-7.i[916,929] [2024-11-13 23:18:10,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:10,532 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:18:10,542 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_1931020f-7f40-4cc3-8889-d5076d59ed19/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-7.i[916,929] [2024-11-13 23:18:10,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:10,587 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:18:10,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10 WrapperNode [2024-11-13 23:18:10,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:10,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:10,589 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:18:10,589 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:18:10,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,605 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,637 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 96 [2024-11-13 23:18:10,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:10,639 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:18:10,639 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:18:10,639 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:18:10,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,652 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,665 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,667 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,670 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:18:10,671 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:18:10,671 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:18:10,671 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:18:10,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:10" (1/1) ... [2024-11-13 23:18:10,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:10,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:18:10,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:18:10,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:18:10,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:18:10,745 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:18:10,745 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:18:10,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:18:10,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:18:10,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:18:10,866 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:18:10,868 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:18:11,235 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 23:18:11,235 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:18:11,427 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:18:11,428 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:18:11,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:11 BoogieIcfgContainer [2024-11-13 23:18:11,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:18:11,429 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:18:11,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:18:11,443 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:18:11,443 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:11" (1/1) ... [2024-11-13 23:18:11,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:18:11,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:11,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-11-13 23:18:11,533 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-11-13 23:18:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:18:11,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:11,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:18:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:11,960 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:18:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:12,091 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:18:12,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:18:12 ImpRootNode [2024-11-13 23:18:12,147 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:18:12,148 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:18:12,148 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:18:12,149 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:18:12,149 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:11" (3/4) ... [2024-11-13 23:18:12,152 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:18:12,154 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:18:12,155 INFO L158 Benchmark]: Toolchain (without parser) took 1935.41ms. Allocated memory is still 109.1MB. Free memory was 83.5MB in the beginning and 63.3MB in the end (delta: 20.3MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-11-13 23:18:12,155 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:12,156 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.41ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 70.4MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:18:12,156 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.17ms. Allocated memory is still 109.1MB. Free memory was 70.0MB in the beginning and 68.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:12,157 INFO L158 Benchmark]: Boogie Preprocessor took 31.55ms. Allocated memory is still 109.1MB. Free memory was 67.8MB in the beginning and 67.0MB in the end (delta: 837.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:12,158 INFO L158 Benchmark]: RCFGBuilder took 757.54ms. Allocated memory is still 109.1MB. Free memory was 67.0MB in the beginning and 42.3MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:18:12,158 INFO L158 Benchmark]: CodeCheck took 718.18ms. Allocated memory is still 109.1MB. Free memory was 42.3MB in the beginning and 63.3MB in the end (delta: -20.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:12,159 INFO L158 Benchmark]: Witness Printer took 5.67ms. Allocated memory is still 109.1MB. Free memory was 63.3MB in the beginning and 63.3MB in the end (delta: 12.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:12,162 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, 28 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 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 71, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] float var_1_3 = 8.2; [L24] float var_1_4 = 1000000000.4; [L25] unsigned char var_1_6 = 4; [L26] double var_1_7 = 0.2; [L27] unsigned char var_1_8 = 0; [L28] unsigned short int var_1_9 = 32; [L29] unsigned char var_1_10 = 1; [L30] double var_1_11 = 127.5; [L31] unsigned long int var_1_12 = 5; [L32] double last_1_var_1_7 = 0.2; [L33] unsigned long int last_1_var_1_12 = 5; [L97] isInitial = 1 [L98] FCALL initially() [L99] COND TRUE 1 [L100] CALL updateLastVariables() [L89] last_1_var_1_7 = var_1_7 [L90] last_1_var_1_12 = var_1_12 [L100] RET updateLastVariables() [L101] CALL updateVariables() [L68] var_1_3 = __VERIFIER_nondet_float() [L69] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_4=5000000002/5, var_1_6=4, var_1_7=1/5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_4=5000000002/5, var_1_6=4, var_1_7=1/5, var_1_8=0, var_1_9=32] [L70] var_1_4 = __VERIFIER_nondet_float() [L71] 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_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=4, var_1_7=1/5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L71] 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_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=4, var_1_7=1/5, var_1_8=0, var_1_9=32] [L72] var_1_6 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_7=1/5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_7=1/5, var_1_8=0, var_1_9=32] [L74] CALL assume_abort_if_not(var_1_6 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_6 <= 254) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=32] [L75] var_1_8 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_9=32] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_9=32] [L77] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=32] [L78] var_1_9 = __VERIFIER_nondet_ushort() [L79] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0] [L80] CALL assume_abort_if_not(var_1_9 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_9 <= 65535) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0] [L81] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=2] [L82] var_1_10 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=2] [L84] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=255/2, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=2] [L85] var_1_11 = __VERIFIER_nondet_double() [L86] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_12=5, var_1_1=1, var_1_6=-255, var_1_7=1/5, var_1_8=0, var_1_9=2] [L101] RET updateVariables() [L102] CALL step() [L37] COND TRUE ! (last_1_var_1_7 <= (var_1_3 - var_1_4)) [L38] COND FALSE !(-1 < last_1_var_1_12) [L41] var_1_1 = var_1_6 [L46] COND FALSE !(var_1_8 || ((var_1_6 / var_1_9) >= var_1_1)) [L53] var_1_7 = var_1_11 [L55] COND FALSE !(\read(var_1_8)) [L64] var_1_12 = var_1_6 [L102] RET step() [L103] CALL, EXPR property() [L93-L94] return (((! (last_1_var_1_7 <= (var_1_3 - var_1_4))) ? ((-1 < last_1_var_1_12) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) var_1_6))) : (var_1_1 == ((unsigned char) var_1_6))) && ((var_1_8 || ((var_1_6 / var_1_9) >= var_1_1)) ? ((var_1_8 && var_1_10) ? (var_1_7 == ((double) var_1_11)) : (var_1_7 == ((double) var_1_11))) : (var_1_7 == ((double) var_1_11)))) && (var_1_8 ? ((var_1_10 && (var_1_4 <= var_1_7)) ? ((((((var_1_4) > (var_1_11)) ? (var_1_4) : (var_1_11))) > var_1_7) ? (var_1_12 == ((unsigned long int) ((((((3725801564u - var_1_6) - var_1_1)) > (var_1_9)) ? (((3725801564u - var_1_6) - var_1_1)) : (var_1_9))))) : (var_1_12 == ((unsigned long int) var_1_6))) : 1) : (var_1_12 == ((unsigned long int) var_1_6))) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=2, var_1_12=1, var_1_1=-255, var_1_6=-255, var_1_7=2, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_7=1/5, var_1_10=1, var_1_11=2, var_1_12=1, var_1_1=-255, var_1_6=-255, var_1_7=2, var_1_8=0, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.41ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 70.4MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.17ms. Allocated memory is still 109.1MB. Free memory was 70.0MB in the beginning and 68.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.55ms. Allocated memory is still 109.1MB. Free memory was 67.8MB in the beginning and 67.0MB in the end (delta: 837.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 757.54ms. Allocated memory is still 109.1MB. Free memory was 67.0MB in the beginning and 42.3MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 718.18ms. Allocated memory is still 109.1MB. Free memory was 42.3MB in the beginning and 63.3MB in the end (delta: -20.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.67ms. Allocated memory is still 109.1MB. Free memory was 63.3MB in the beginning and 63.3MB in the end (delta: 12.1kB). 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 23:18:12,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/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_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/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_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/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_1931020f-7f40-4cc3-8889-d5076d59ed19/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 c89635c86a425cde697e700fe2c31fd3c6219e51225ce6611bf5868dd9f869f8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:18:15,213 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:18:15,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:18:15,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:18:15,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:18:15,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:18:15,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:18:15,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:18:15,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:18:15,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:18:15,389 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:18:15,389 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:18:15,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:18:15,389 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:18:15,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:18:15,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:18:15,390 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:18:15,390 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:18:15,390 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:18:15,391 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:18:15,391 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:18:15,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:18:15,391 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:18:15,391 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:18:15,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:18:15,392 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:18:15,392 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:15,392 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:18:15,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:18:15,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:15,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:18:15,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:18:15,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:18:15,393 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:18:15,393 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:15,393 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:18:15,394 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_1931020f-7f40-4cc3-8889-d5076d59ed19/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 -> c89635c86a425cde697e700fe2c31fd3c6219e51225ce6611bf5868dd9f869f8 [2024-11-13 23:18:15,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:18:15,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:18:15,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:18:15,876 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:18:15,876 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:18:15,878 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-7.i Unable to find full path for "g++" [2024-11-13 23:18:18,186 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:18:18,505 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:18:18,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-7.i [2024-11-13 23:18:18,521 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/data/f26ca8114/3bde83503937467fafbff446e1baafcf/FLAG951c0ec4e [2024-11-13 23:18:18,554 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/data/f26ca8114/3bde83503937467fafbff446e1baafcf [2024-11-13 23:18:18,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:18:18,563 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:18:18,565 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:18,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:18:18,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:18:18,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:18" (1/1) ... [2024-11-13 23:18:18,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f3651f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:18, skipping insertion in model container [2024-11-13 23:18:18,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:18" (1/1) ... [2024-11-13 23:18:18,606 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:18:18,795 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_1931020f-7f40-4cc3-8889-d5076d59ed19/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-7.i[916,929] [2024-11-13 23:18:18,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:18,886 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:18:18,918 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-7.i[916,929] [2024-11-13 23:18:18,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:19,024 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:18:19,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19 WrapperNode [2024-11-13 23:18:19,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:19,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:19,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:18:19,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:18:19,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,057 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,096 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 96 [2024-11-13 23:18:19,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:19,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:18:19,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:18:19,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:18:19,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,119 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:18:19,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:18:19,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:18:19,169 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:18:19,170 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:19,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:18:19,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:18:19,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:18:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:18:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:18:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:18:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:18:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:18:19,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:18:19,390 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:18:19,393 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:18:20,887 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 23:18:20,887 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:18:21,081 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:18:21,081 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:18:21,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:21 BoogieIcfgContainer [2024-11-13 23:18:21,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:18:21,083 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:18:21,083 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:18:21,095 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:18:21,095 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:21" (1/1) ... [2024-11-13 23:18:21,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:18:21,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:21,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-11-13 23:18:21,171 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-11-13 23:18:21,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:18:21,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:21,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:21,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:21,180 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:21,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:18:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:21,994 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:22,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:18:22,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:42,327 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:19:42,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:19:45,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:19:47,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:47,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-13 23:19:47,440 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-13 23:19:47,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:19:47,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:47,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:47,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:47,445 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:47,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:19:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:48,322 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:48,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:19:48,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:20:57,950 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:20:57,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:20:57,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:57,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-13 23:20:57,968 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-13 23:20:57,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:20:57,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:57,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:57,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:57,971 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:57,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:20:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:58,547 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:58,696 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:20:58,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:22:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:22:02,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:22:02,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:02,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-13 23:22:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-13 23:22:02,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:22:02,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:02,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:02,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:22:02,971 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:22:02,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:22:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:03,653 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:22:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:03,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:22:03,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:10,919 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:23:10,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:23:10,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:10,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-13 23:23:10,933 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-13 23:23:10,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:23:10,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:10,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:10,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:10,937 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:10,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:23:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:11,578 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:12,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:23:12,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:24,100 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:24:24,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 23:24:24,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:24,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-13 23:24:24,113 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-13 23:24:24,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:24:24,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:24,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:24,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:24,117 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:24,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:24:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:24,867 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:25,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:24:25,032 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:35,534 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:25:35,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:25:35,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:35,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-13 23:25:35,553 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-13 23:25:35,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:25:35,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:35,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:35,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:35,556 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:35,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:25:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:36,166 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:36,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 23:25:36,628 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:26:42,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 23:26:43,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:43,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2024-11-13 23:26:43,834 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2024-11-13 23:26:43,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:26:43,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:43,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:43,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:43,838 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:43,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 23:26:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:44,452 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:44,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:26:44,700 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:47,856 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:27:47,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 23:27:47,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:47,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2024-11-13 23:27:47,901 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2024-11-13 23:27:47,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:27:47,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:47,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:47,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:47,907 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:47,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 23:27:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:48,561 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:48,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:27:48,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:55,315 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:28:55,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-13 23:28:55,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:55,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2024-11-13 23:28:55,333 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2024-11-13 23:28:55,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:28:55,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:55,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:55,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:55,340 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:55,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 23:28:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:55,955 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:56,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:28:56,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:03,291 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:30:03,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 23:30:03,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:03,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2024-11-13 23:30:03,310 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2024-11-13 23:30:03,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:30:03,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:03,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:03,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:03,314 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:03,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 23:30:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:03,963 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:04,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:30:04,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:10,577 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:31:10,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-13 23:31:10,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:10,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2024-11-13 23:31:10,591 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2024-11-13 23:31:10,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:31:10,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:10,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:10,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:10,597 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:10,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 23:31:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:11,275 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:11,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:31:11,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:22,229 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 23:32:22,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 23:32:22,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:32:22,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2024-11-13 23:32:22,241 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2024-11-13 23:32:22,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:32:22,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:32:22,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:32:22,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:32:22,250 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:32:22,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1931020f-7f40-4cc3-8889-d5076d59ed19/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 23:32:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:22,983 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:32:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:32:23,091 INFO L255 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:32:23,093 INFO L278 TraceCheckSpWp]: Computing forward predicates...