./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/zonotope_tight.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_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/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_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_tight.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/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_b4977f8b-c14e-4062-8316-caab5489b3e5/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 18dbda2434c7285b61a25f8bfa64cf4514b67a5c7ac1b7a618b1696469e2b1b4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:27:17,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:27:18,010 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:27:18,015 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:27:18,016 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:27:18,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:27:18,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:27:18,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:27:18,038 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:27:18,038 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:27:18,038 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:27:18,038 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:27:18,039 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:27:18,039 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:27:18,039 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:27:18,039 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:27:18,039 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:27:18,039 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:27:18,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:27:18,039 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:27:18,039 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:27:18,039 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:27:18,039 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:27:18,040 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:27:18,040 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:27:18,040 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:27:18,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:27:18,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:27:18,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:27:18,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:27:18,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:27:18,040 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:27:18,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:27:18,041 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_b4977f8b-c14e-4062-8316-caab5489b3e5/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 -> 18dbda2434c7285b61a25f8bfa64cf4514b67a5c7ac1b7a618b1696469e2b1b4 [2024-12-06 05:27:18,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:27:18,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:27:18,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:27:18,296 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:27:18,297 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:27:18,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/zonotope_tight.c [2024-12-06 05:27:20,894 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/data/f57fc2591/6486653cff694f0c94f420c8c732ff1d/FLAGd5b1f2879 [2024-12-06 05:27:21,100 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:27:21,100 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/sv-benchmarks/c/float-benchs/zonotope_tight.c [2024-12-06 05:27:21,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/data/f57fc2591/6486653cff694f0c94f420c8c732ff1d/FLAGd5b1f2879 [2024-12-06 05:27:21,484 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/data/f57fc2591/6486653cff694f0c94f420c8c732ff1d [2024-12-06 05:27:21,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:27:21,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:27:21,488 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:27:21,488 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:27:21,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:27:21,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12655740 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21, skipping insertion in model container [2024-12-06 05:27:21,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,502 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:27:21,631 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_b4977f8b-c14e-4062-8316-caab5489b3e5/sv-benchmarks/c/float-benchs/zonotope_tight.c[577,590] [2024-12-06 05:27:21,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:27:21,652 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:27:21,662 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_b4977f8b-c14e-4062-8316-caab5489b3e5/sv-benchmarks/c/float-benchs/zonotope_tight.c[577,590] [2024-12-06 05:27:21,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:27:21,678 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:27:21,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21 WrapperNode [2024-12-06 05:27:21,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:27:21,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:27:21,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:27:21,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:27:21,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,706 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 31 [2024-12-06 05:27:21,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:27:21,707 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:27:21,707 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:27:21,707 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:27:21,713 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,715 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,715 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,718 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,718 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,720 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,721 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,723 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:27:21,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:27:21,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:27:21,723 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:27:21,724 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:27:21,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:27:21,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:27:21,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:27:21,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:27:21,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:27:21,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:27:21,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:27:21,835 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:27:21,837 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:27:21,922 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 05:27:21,922 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:27:21,961 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:27:21,961 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:27:21,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:27:21 BoogieIcfgContainer [2024-12-06 05:27:21,962 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:27:21,963 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:27:21,963 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:27:21,970 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:27:21,970 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:27:21" (1/1) ... [2024-12-06 05:27:21,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:27:22,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:27:22,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 05:27:22,025 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 05:27:22,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:27:22,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:27:22,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:27:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:27:22,105 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:27:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:27:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:27:22,144 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:27:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:27:22,157 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:27:22,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:27:22 ImpRootNode [2024-12-06 05:27:22,170 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:27:22,171 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:27:22,171 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:27:22,171 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:27:22,172 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:27:21" (3/4) ... [2024-12-06 05:27:22,174 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:27:22,175 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:27:22,175 INFO L158 Benchmark]: Toolchain (without parser) took 688.50ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 82.6MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 05:27:22,176 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:27:22,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.47ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 106.3MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:27:22,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.02ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 105.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:27:22,177 INFO L158 Benchmark]: Boogie Preprocessor took 15.44ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.4MB in the end (delta: 532.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:27:22,177 INFO L158 Benchmark]: RCFGBuilder took 238.61ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 93.2MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:27:22,178 INFO L158 Benchmark]: CodeCheck took 207.97ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 82.6MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:27:22,178 INFO L158 Benchmark]: Witness Printer took 3.70ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:27:22,180 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, 6 locations, 1 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, 3 NumberOfCodeBlocks, 3 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: 14]: 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 someBinaryArithmeticDOUBLEoperation at line 23, overapproximation of someBinaryDOUBLEComparisonOperation at line 21. Possible FailurePath: [L18] double x,y; [L20] x = __VERIFIER_nondet_double() [L21] CALL assume_abort_if_not(x >= 0. && x <= 10.) [L12] COND FALSE !(!cond) [L21] RET assume_abort_if_not(x >= 0. && x <= 10.) [L23] y = x*x - x [L24] COND FALSE !(y >= 0) [L25] y = x*x + 2. [L27] CALL __VERIFIER_assert(y >= 0. && y <= 4.) [L14] COND TRUE !(cond) [L14] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 191.47ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 106.3MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.02ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 105.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.44ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.4MB in the end (delta: 532.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 238.61ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 93.2MB in the end (delta: 11.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 207.97ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 82.6MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.70ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. 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 05:27:22,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/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_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/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_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_tight.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/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_b4977f8b-c14e-4062-8316-caab5489b3e5/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 18dbda2434c7285b61a25f8bfa64cf4514b67a5c7ac1b7a618b1696469e2b1b4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:27:24,187 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:27:24,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:27:24,302 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:27:24,303 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:27:24,303 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:27:24,303 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:27:24,303 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:27:24,303 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:27:24,304 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:27:24,305 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:27:24,305 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:27:24,305 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:27:24,305 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:27:24,305 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:27:24,305 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:27:24,305 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:27:24,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:27:24,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:27:24,305 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:27:24,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:27:24,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:27:24,306 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:27:24,306 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:27:24,306 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:27:24,306 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_b4977f8b-c14e-4062-8316-caab5489b3e5/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 -> 18dbda2434c7285b61a25f8bfa64cf4514b67a5c7ac1b7a618b1696469e2b1b4 [2024-12-06 05:27:24,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:27:24,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:27:24,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:27:24,564 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:27:24,564 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:27:24,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/zonotope_tight.c [2024-12-06 05:27:27,274 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/data/4181caa13/e22726be834b4d1a9fea58c7ee8b7eb0/FLAG63f0f03b3 [2024-12-06 05:27:27,445 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:27:27,446 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/sv-benchmarks/c/float-benchs/zonotope_tight.c [2024-12-06 05:27:27,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/data/4181caa13/e22726be834b4d1a9fea58c7ee8b7eb0/FLAG63f0f03b3 [2024-12-06 05:27:27,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/data/4181caa13/e22726be834b4d1a9fea58c7ee8b7eb0 [2024-12-06 05:27:27,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:27:27,476 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:27:27,477 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:27:27,477 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:27:27,481 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:27:27,481 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ecd73eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27, skipping insertion in model container [2024-12-06 05:27:27,482 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,494 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:27:27,623 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_b4977f8b-c14e-4062-8316-caab5489b3e5/sv-benchmarks/c/float-benchs/zonotope_tight.c[577,590] [2024-12-06 05:27:27,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:27:27,648 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:27:27,659 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_b4977f8b-c14e-4062-8316-caab5489b3e5/sv-benchmarks/c/float-benchs/zonotope_tight.c[577,590] [2024-12-06 05:27:27,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:27:27,677 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:27:27,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27 WrapperNode [2024-12-06 05:27:27,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:27:27,679 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:27:27,679 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:27:27,679 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:27:27,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,709 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 32 [2024-12-06 05:27:27,709 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:27:27,709 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:27:27,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:27:27,710 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:27:27,716 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,725 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,725 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,728 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,728 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,729 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:27:27,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:27:27,730 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:27:27,730 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:27:27,731 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:27:27" (1/1) ... [2024-12-06 05:27:27,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:27:27,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:27:27,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:27:27,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:27:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:27:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:27:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:27:27,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:27:27,852 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:27:27,854 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:27:35,272 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 05:27:35,272 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:27:35,330 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:27:35,330 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:27:35,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:27:35 BoogieIcfgContainer [2024-12-06 05:27:35,331 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:27:35,332 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:27:35,332 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:27:35,339 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:27:35,340 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:27:35" (1/1) ... [2024-12-06 05:27:35,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:27:35,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:27:35,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 05:27:35,382 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 05:27:35,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:27:35,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:27:35,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:27:35,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:27:35,386 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:27:35,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:27:36,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:27:36,446 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:27:46,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:27:46,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:27:46,603 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 05:27:46,607 INFO L158 Benchmark]: Toolchain (without parser) took 19130.35ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 57.0MB in the end (delta: 4.2MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2024-12-06 05:27:46,607 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:27:46,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.13ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 49.8MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:27:46,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.11ms. Allocated memory is still 83.9MB. Free memory was 49.8MB in the beginning and 48.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:27:46,609 INFO L158 Benchmark]: Boogie Preprocessor took 20.16ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 47.7MB in the end (delta: 958.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:27:46,609 INFO L158 Benchmark]: RCFGBuilder took 7600.84ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 34.7MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:27:46,609 INFO L158 Benchmark]: CodeCheck took 11274.24ms. Allocated memory is still 83.9MB. Free memory was 34.7MB in the beginning and 57.0MB in the end (delta: -22.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:27:46,612 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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.13ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 49.8MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.11ms. Allocated memory is still 83.9MB. Free memory was 49.8MB in the beginning and 48.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.16ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 47.7MB in the end (delta: 958.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 7600.84ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 34.7MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11274.24ms. Allocated memory is still 83.9MB. Free memory was 34.7MB in the beginning and 57.0MB in the end (delta: -22.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:27:46,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4977f8b-c14e-4062-8316-caab5489b3e5/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown