./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b4d60c093ba6c9dcaff9815fcaab264eab148dbcfff5c12da0f56175eb222a22 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:27:22,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:27:22,834 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:27:22,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:27:22,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:27:22,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:27:22,861 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:27:22,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:27:22,861 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:27:22,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:27:22,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:27:22,862 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:27:22,862 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:27:22,862 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:27:22,862 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:27:22,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:27:22,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:27:22,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:27:22,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:27:22,862 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:27:22,863 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:27:22,863 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:27:22,863 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:27:22,863 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:27:22,863 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:27:22,863 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:27:22,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:27:22,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:27:22,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:27:22,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:27:22,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:27:22,864 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:27:22,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:27:22,864 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_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4d60c093ba6c9dcaff9815fcaab264eab148dbcfff5c12da0f56175eb222a22 [2024-12-06 01:27:23,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:27:23,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:27:23,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:27:23,083 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:27:23,084 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:27:23,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2024-12-06 01:27:25,739 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/data/c40ec23ca/c29179b83c7b4981abc2fc606847a6f4/FLAG4960be6f3 [2024-12-06 01:27:25,949 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:27:25,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2024-12-06 01:27:25,957 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/data/c40ec23ca/c29179b83c7b4981abc2fc606847a6f4/FLAG4960be6f3 [2024-12-06 01:27:26,320 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/data/c40ec23ca/c29179b83c7b4981abc2fc606847a6f4 [2024-12-06 01:27:26,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:27:26,324 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:27:26,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:27:26,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:27:26,328 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:27:26,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699be6f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26, skipping insertion in model container [2024-12-06 01:27:26,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,345 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:27:26,460 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_70b774e7-534e-40c5-905e-5ec2e9234561/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c[1494,1507] [2024-12-06 01:27:26,469 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_70b774e7-534e-40c5-905e-5ec2e9234561/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c[2698,2711] [2024-12-06 01:27:26,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:27:26,485 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:27:26,498 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_70b774e7-534e-40c5-905e-5ec2e9234561/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c[1494,1507] [2024-12-06 01:27:26,503 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_70b774e7-534e-40c5-905e-5ec2e9234561/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c[2698,2711] [2024-12-06 01:27:26,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:27:26,518 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:27:26,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26 WrapperNode [2024-12-06 01:27:26,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:27:26,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:27:26,520 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:27:26,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:27:26,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,545 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 161 [2024-12-06 01:27:26,545 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:27:26,546 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:27:26,546 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:27:26,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:27:26,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,554 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,558 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,561 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,562 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,563 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,565 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:27:26,565 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:27:26,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:27:26,566 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:27:26,567 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:27:26,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:27:26,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:27:26,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:27:26,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:27:26,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:27:26,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:27:26,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:27:26,667 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:27:26,669 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:27:26,841 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-12-06 01:27:26,841 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:27:26,886 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:27:26,886 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:27:26,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:27:26 BoogieIcfgContainer [2024-12-06 01:27:26,886 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:27:26,887 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:27:26,887 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:27:26,896 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:27:26,897 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:27:26" (1/1) ... [2024-12-06 01:27:26,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:27:26,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:27:26,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2024-12-06 01:27:26,952 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2024-12-06 01:27:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:27:26,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:27:26,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:27:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:27:27,042 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:27:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:27:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:27:27,101 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:27:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:27:27,129 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:27:27,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:27:27 ImpRootNode [2024-12-06 01:27:27,156 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:27:27,157 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:27:27,157 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:27:27,157 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:27:27,158 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:27:26" (3/4) ... [2024-12-06 01:27:27,160 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:27:27,161 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:27:27,162 INFO L158 Benchmark]: Toolchain (without parser) took 838.15ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 72.5MB in the end (delta: 43.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 01:27:27,162 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:27:27,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.56ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 103.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:27:27,163 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.66ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:27:27,163 INFO L158 Benchmark]: Boogie Preprocessor took 18.85ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 101.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:27:27,164 INFO L158 Benchmark]: RCFGBuilder took 320.98ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 85.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:27:27,164 INFO L158 Benchmark]: CodeCheck took 269.43ms. Allocated memory is still 142.6MB. Free memory was 85.9MB in the beginning and 72.7MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:27:27,164 INFO L158 Benchmark]: Witness Printer took 4.15ms. Allocated memory is still 142.6MB. Free memory was 72.7MB in the beginning and 72.5MB in the end (delta: 195.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:27:27,166 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 34 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 67]: 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 49, overapproximation of someBinaryDOUBLEComparisonOperation at line 39, overapproximation of someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 41, overapproximation of someBinaryDOUBLEComparisonOperation at line 31, overapproximation of someBinaryDOUBLEComparisonOperation at line 33, overapproximation of to_real at line 24, overapproximation of someBinaryArithmeticFLOAToperation at line 48. Possible FailurePath: [L1] int __return_main; [L12] int __tmp_160_0; [L13] int __tmp_160_1; [L14] int __tmp_160_2; [L15] int __return_165; [L18] float main__X; [L19] float main__Y; [L20] float main__S; [L21] float main__R; [L22] float main__D; [L23] int main__i; [L24] main__Y = 0 [L25] main__i = 0 VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__i=0] [L26] COND TRUE main__i < 100000 [L28] main__X = __VERIFIER_nondet_float() [L29] main__D = __VERIFIER_nondet_float() [L30] int main____CPAchecker_TMP_0; VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__i=0] [L31] COND TRUE main__X >= -128.0 VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__i=0] [L33] COND TRUE main__X <= 128.0 [L35] main____CPAchecker_TMP_0 = 1 VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main__i=0] [L36] COND TRUE main____CPAchecker_TMP_0 != 0 [L38] int main____CPAchecker_TMP_1; VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main__i=0] [L39] COND TRUE main__D >= 0.0 VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main__i=0] [L41] COND TRUE main__D <= 16.0 [L43] main____CPAchecker_TMP_1 = 1 VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main__i=0] [L44] COND TRUE main____CPAchecker_TMP_1 != 0 [L46] main__S = main__Y [L47] main__Y = main__X [L48] main__R = main__X - main__S [L49] COND TRUE main__R <= (-main__D) [L51] main__Y = main__S - main__D [L53] int main____CPAchecker_TMP_2; VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main__i=0] [L54] COND FALSE !(main__Y >= -129.0) VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main__i=0] [L205] main____CPAchecker_TMP_2 = 0 VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] [L61] int __tmp_1; [L62] __tmp_1 = main____CPAchecker_TMP_2 [L63] int __VERIFIER_assert__cond; [L64] __VERIFIER_assert__cond = __tmp_1 VAL [__VERIFIER_assert__cond=0, __return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] [L65] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] [L67] reach_error() VAL [__return_165=0, __return_main=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.56ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 103.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.66ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.85ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 101.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 320.98ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 85.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 269.43ms. Allocated memory is still 142.6MB. Free memory was 85.9MB in the beginning and 72.7MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.15ms. Allocated memory is still 142.6MB. Free memory was 72.7MB in the beginning and 72.5MB in the end (delta: 195.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 01:27:27,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b4d60c093ba6c9dcaff9815fcaab264eab148dbcfff5c12da0f56175eb222a22 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:27:29,144 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:27:29,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:27:29,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:27:29,250 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:27:29,250 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:27:29,251 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:27:29,251 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:27:29,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:27:29,251 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:27:29,251 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:27:29,251 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:27:29,252 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:27:29,252 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:27:29,252 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:27:29,252 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:27:29,252 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:27:29,252 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:27:29,252 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:27:29,252 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:27:29,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:27:29,252 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:27:29,253 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:27:29,253 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:27:29,253 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:27:29,253 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:27:29,253 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:27:29,253 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:27:29,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:27:29,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:27:29,254 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:27:29,254 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:27:29,254 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:27:29,254 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:27:29,254 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:27:29,254 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:27:29,254 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_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4d60c093ba6c9dcaff9815fcaab264eab148dbcfff5c12da0f56175eb222a22 [2024-12-06 01:27:29,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:27:29,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:27:29,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:27:29,489 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:27:29,489 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:27:29,490 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2024-12-06 01:27:32,152 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/data/c5c0012b4/38c36bb0a1db44b99a7181a971b1e620/FLAG729e9db30 [2024-12-06 01:27:32,347 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:27:32,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2024-12-06 01:27:32,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/data/c5c0012b4/38c36bb0a1db44b99a7181a971b1e620/FLAG729e9db30 [2024-12-06 01:27:32,371 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/data/c5c0012b4/38c36bb0a1db44b99a7181a971b1e620 [2024-12-06 01:27:32,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:27:32,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:27:32,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:27:32,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:27:32,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:27:32,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a8a921d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32, skipping insertion in model container [2024-12-06 01:27:32,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,401 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:27:32,550 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_70b774e7-534e-40c5-905e-5ec2e9234561/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c[1494,1507] [2024-12-06 01:27:32,559 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_70b774e7-534e-40c5-905e-5ec2e9234561/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c[2698,2711] [2024-12-06 01:27:32,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:27:32,579 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:27:32,591 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_70b774e7-534e-40c5-905e-5ec2e9234561/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c[1494,1507] [2024-12-06 01:27:32,595 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_70b774e7-534e-40c5-905e-5ec2e9234561/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c[2698,2711] [2024-12-06 01:27:32,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:27:32,613 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:27:32,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32 WrapperNode [2024-12-06 01:27:32,614 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:27:32,615 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:27:32,615 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:27:32,615 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:27:32,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,630 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,649 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 162 [2024-12-06 01:27:32,650 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:27:32,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:27:32,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:27:32,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:27:32,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,661 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,667 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,668 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,672 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,676 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:27:32,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:27:32,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:27:32,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:27:32,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:27:32" (1/1) ... [2024-12-06 01:27:32,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:27:32,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:27:32,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:27:32,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:27:32,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:27:32,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:27:32,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:27:32,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:27:32,806 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:27:32,808 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:27:34,496 INFO L? ?]: Removed 45 outVars from TransFormulas that were not future-live. [2024-12-06 01:27:34,496 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:27:34,539 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:27:34,539 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:27:34,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:27:34 BoogieIcfgContainer [2024-12-06 01:27:34,540 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:27:34,540 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:27:34,540 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:27:34,550 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:27:34,550 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:27:34" (1/1) ... [2024-12-06 01:27:34,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:27:34,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:27:34,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2024-12-06 01:27:34,604 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2024-12-06 01:27:34,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:27:34,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:27:34,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:27:34,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:27:34,609 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:27:34,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:27:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:27:34,840 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:27:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:27:35,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 01:27:35,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:28:10,316 WARN L286 SmtUtils]: Spent 19.72s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:28:11,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:28:11,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:29:18,439 WARN L286 SmtUtils]: Spent 32.59s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 01:29:22,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:29:25,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:29:30,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:29:33,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:29:36,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:29:37,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:37,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2024-12-06 01:29:37,042 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2024-12-06 01:29:37,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:29:37,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:37,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:29:37,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:29:37,044 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:29:37,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:29:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:37,128 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:29:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:37,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:29:37,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:29:39,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:29:39,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 01:29:42,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:29:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2024-12-06 01:29:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-12-06 01:29:42,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 01:29:42,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:29:42,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:29:42,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:29:42,127 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:29:42,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:29:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:42,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:29:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:29:43,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 01:29:43,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:30:09,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:30:09,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 01:30:15,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:30:17,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:30:18,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:30:19,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:30:19,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2024-12-06 01:30:19,189 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2024-12-06 01:30:19,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:30:19,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:30:19,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:30:19,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:30:19,191 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:30:19,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 01:30:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:30:19,309 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:30:19,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:30:19,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:30:19,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:30:21,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:30:21,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 01:30:24,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:30:24,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2024-12-06 01:30:24,486 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2024-12-06 01:30:24,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:30:24,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:30:24,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:30:24,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:30:24,489 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:30:24,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 01:30:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:30:24,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:30:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:30:24,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 01:30:24,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:30:25,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:30:25,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 01:30:26,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:30:26,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2024-12-06 01:30:26,723 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2024-12-06 01:30:26,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:30:26,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:30:26,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:30:26,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:30:26,725 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:30:26,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 01:30:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:30:27,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:30:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:30:37,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 01:30:37,240 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:30:37,243 INFO L158 Benchmark]: Toolchain (without parser) took 184868.29ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 57.6MB in the end (delta: 12.2MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-12-06 01:30:37,243 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:30:37,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.74ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 56.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:30:37,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.21ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 55.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:30:37,244 INFO L158 Benchmark]: Boogie Preprocessor took 26.25ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 54.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:30:37,244 INFO L158 Benchmark]: RCFGBuilder took 1862.42ms. Allocated memory is still 92.3MB. Free memory was 54.0MB in the beginning and 66.5MB in the end (delta: -12.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-12-06 01:30:37,245 INFO L158 Benchmark]: CodeCheck took 182702.11ms. Allocated memory is still 92.3MB. Free memory was 66.5MB in the beginning and 57.6MB in the end (delta: 9.0MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2024-12-06 01:30:37,246 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.74ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 56.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.21ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 55.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.25ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 54.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1862.42ms. Allocated memory is still 92.3MB. Free memory was 54.0MB in the beginning and 66.5MB in the end (delta: -12.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * CodeCheck took 182702.11ms. Allocated memory is still 92.3MB. Free memory was 66.5MB in the beginning and 57.6MB in the end (delta: 9.0MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:30:37,453 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 01:30:37,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70b774e7-534e-40c5-905e-5ec2e9234561/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown