./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/cos_polynomial.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_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/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_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cos_polynomial.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/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_d983fed2-1286-451c-a8de-e9e73c55614d/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 c41c899e123885a0a5b4b47d325ecb3bae7fd8ace0e033e73eafae066c754dcb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:11:11,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:11:11,511 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:11:11,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:11:11,515 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:11:11,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:11:11,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:11:11,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:11:11,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:11:11,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:11:11,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:11:11,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:11:11,536 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:11:11,536 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:11:11,536 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:11:11,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:11:11,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:11:11,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:11:11,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:11:11,537 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:11:11,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:11:11,537 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:11:11,537 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:11:11,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:11:11,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:11:11,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:11:11,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:11:11,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:11:11,538 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:11:11,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:11:11,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:11:11,538 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:11:11,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:11:11,538 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_d983fed2-1286-451c-a8de-e9e73c55614d/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 -> c41c899e123885a0a5b4b47d325ecb3bae7fd8ace0e033e73eafae066c754dcb [2024-12-06 01:11:11,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:11:11,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:11:11,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:11:11,752 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:11:11,753 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:11:11,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/cos_polynomial.c [2024-12-06 01:11:14,409 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/data/859192f2b/85e1d96dde5444448efe3e6828c0ef2b/FLAG3361906e7 [2024-12-06 01:11:14,591 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:11:14,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/sv-benchmarks/c/float-benchs/cos_polynomial.c [2024-12-06 01:11:14,597 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/data/859192f2b/85e1d96dde5444448efe3e6828c0ef2b/FLAG3361906e7 [2024-12-06 01:11:14,609 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/data/859192f2b/85e1d96dde5444448efe3e6828c0ef2b [2024-12-06 01:11:14,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:11:14,612 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:11:14,613 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:11:14,613 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:11:14,616 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:11:14,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@546c4e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14, skipping insertion in model container [2024-12-06 01:11:14,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,631 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:11:14,764 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_d983fed2-1286-451c-a8de-e9e73c55614d/sv-benchmarks/c/float-benchs/cos_polynomial.c[619,632] [2024-12-06 01:11:14,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:11:14,790 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:11:14,800 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_d983fed2-1286-451c-a8de-e9e73c55614d/sv-benchmarks/c/float-benchs/cos_polynomial.c[619,632] [2024-12-06 01:11:14,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:11:14,821 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:11:14,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14 WrapperNode [2024-12-06 01:11:14,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:11:14,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:11:14,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:11:14,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:11:14,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,851 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2024-12-06 01:11:14,851 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:11:14,852 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:11:14,852 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:11:14,852 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:11:14,858 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,863 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,864 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,866 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,868 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:11:14,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:11:14,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:11:14,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:11:14,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:14" (1/1) ... [2024-12-06 01:11:14,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:11:14,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:11:14,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:11:14,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:11:14,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:11:14,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:11:14,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:11:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:11:14,983 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:11:14,985 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:11:15,086 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 01:11:15,086 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:11:15,164 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:11:15,164 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:11:15,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:15 BoogieIcfgContainer [2024-12-06 01:11:15,164 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:11:15,165 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:11:15,165 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:11:15,174 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:11:15,175 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:15" (1/1) ... [2024-12-06 01:11:15,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:11:15,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:15,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 01:11:15,219 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 01:11:15,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 01:11:15,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:15,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:11:15,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:15,290 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:11:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:15,343 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:11:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:15,369 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:11:15,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:11:15 ImpRootNode [2024-12-06 01:11:15,391 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:11:15,391 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:11:15,391 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:11:15,392 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:11:15,392 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:15" (3/4) ... [2024-12-06 01:11:15,394 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:11:15,395 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:11:15,396 INFO L158 Benchmark]: Toolchain (without parser) took 784.19ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 78.7MB in the end (delta: 40.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 01:11:15,396 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:15,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209.73ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 107.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:11:15,397 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.65ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:15,397 INFO L158 Benchmark]: Boogie Preprocessor took 17.19ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 105.4MB in the end (delta: 713.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:15,398 INFO L158 Benchmark]: RCFGBuilder took 294.65ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 91.3MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:11:15,398 INFO L158 Benchmark]: CodeCheck took 225.72ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 78.9MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:11:15,399 INFO L158 Benchmark]: Witness Printer took 3.88ms. Allocated memory is still 142.6MB. Free memory was 78.9MB in the beginning and 78.7MB in the end (delta: 231.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:15,401 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 26, overapproximation of someUnaryDOUBLEoperation at line 17, overapproximation of someBinaryDOUBLEComparisonOperation at line 52. Possible FailurePath: [L16] double C1 = 4.16666666666666019037e-02; [L17] double C2 = -1.38888888888741095749e-03; [L18] double C3 = 2.48015872894767294178e-05; [L19] double C4 = -2.75573143513906633035e-07; [L20] double C5 = 2.08757232129817482790e-09; [L21] double C6 = -1.13596475577881948265e-11; [L49] double a, r; [L51] a = __VERIFIER_nondet_double() [L52] CALL assume_abort_if_not(a >= -0.5 && a <= 0.75) [L12] COND FALSE !(!cond) [L52] RET assume_abort_if_not(a >= -0.5 && a <= 0.75) [L54] CALL, EXPR mcos(a) [L25] double a, hz, z, r, qx, zr; [L26] z = x*x [L27] COND TRUE x < 0. [L27] x = -x [L28] hz = 0.5 * z [L29] r = z*(C1+z*(C2+z*(C3+z*(C4+z*(C5+z*C6))))) [L30] zr = z*r [L31] COND TRUE x < 0.3 [L32] return 1.-(hz-zr); [L54] RET, EXPR mcos(a) [L54] r = mcos(a) [L56] CALL __VERIFIER_assert(r >= 0. && r <= 1.1) [L14] COND TRUE !(cond) VAL [C1=416666666666666019037/10000000000000000000000, C3=124007936447383647089/5000000000000000000000000, C5=20875723212981748279/10000000000000000000000000000] [L14] reach_error() VAL [C1=416666666666666019037/10000000000000000000000, C3=124007936447383647089/5000000000000000000000000, C5=20875723212981748279/10000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 209.73ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 107.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.65ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.19ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 105.4MB in the end (delta: 713.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 294.65ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 91.3MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 225.72ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 78.9MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.88ms. Allocated memory is still 142.6MB. Free memory was 78.9MB in the beginning and 78.7MB in the end (delta: 231.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 01:11:15,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/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_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/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_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/cos_polynomial.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/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_d983fed2-1286-451c-a8de-e9e73c55614d/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 c41c899e123885a0a5b4b47d325ecb3bae7fd8ace0e033e73eafae066c754dcb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:11:17,312 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:11:17,395 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:11:17,419 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:11:17,420 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:11:17,420 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:11:17,420 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:11:17,420 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:11:17,420 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:11:17,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:11:17,421 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:11:17,421 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:11:17,421 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:11:17,421 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:11:17,421 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:11:17,421 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:11:17,421 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:11:17,421 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:11:17,421 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:11:17,421 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:11:17,422 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:11:17,422 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:11:17,422 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:11:17,422 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:11:17,422 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:11:17,422 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:11:17,422 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:17,422 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:11:17,422 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:11:17,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:11:17,423 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:11:17,423 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:11:17,423 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:11:17,423 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:11:17,423 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:17,423 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:11:17,423 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_d983fed2-1286-451c-a8de-e9e73c55614d/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 -> c41c899e123885a0a5b4b47d325ecb3bae7fd8ace0e033e73eafae066c754dcb [2024-12-06 01:11:17,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:11:17,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:11:17,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:11:17,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:11:17,652 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:11:17,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/cos_polynomial.c [2024-12-06 01:11:20,327 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/data/0d4c8dae6/d9ae465ac03b45f09b97d652ca09409e/FLAG56ca8caea [2024-12-06 01:11:20,494 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:11:20,494 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/sv-benchmarks/c/float-benchs/cos_polynomial.c [2024-12-06 01:11:20,501 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/data/0d4c8dae6/d9ae465ac03b45f09b97d652ca09409e/FLAG56ca8caea [2024-12-06 01:11:20,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/data/0d4c8dae6/d9ae465ac03b45f09b97d652ca09409e [2024-12-06 01:11:20,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:11:20,520 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:11:20,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:11:20,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:11:20,525 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:11:20,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6edf73a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20, skipping insertion in model container [2024-12-06 01:11:20,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:11:20,675 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_d983fed2-1286-451c-a8de-e9e73c55614d/sv-benchmarks/c/float-benchs/cos_polynomial.c[619,632] [2024-12-06 01:11:20,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:11:20,708 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:11:20,718 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_d983fed2-1286-451c-a8de-e9e73c55614d/sv-benchmarks/c/float-benchs/cos_polynomial.c[619,632] [2024-12-06 01:11:20,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:11:20,740 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:11:20,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20 WrapperNode [2024-12-06 01:11:20,741 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:11:20,742 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:11:20,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:11:20,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:11:20,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,774 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 60 [2024-12-06 01:11:20,774 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:11:20,774 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:11:20,774 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:11:20,775 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:11:20,781 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,784 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,791 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,794 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,795 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,797 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:11:20,798 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:11:20,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:11:20,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:11:20,799 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:20" (1/1) ... [2024-12-06 01:11:20,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:11:20,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:11:20,828 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:11:20,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:11:20,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:11:20,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:11:20,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:11:20,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:11:20,914 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:11:20,916 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:11:37,734 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-12-06 01:11:37,734 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:11:37,824 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:11:37,824 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:11:37,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:37 BoogieIcfgContainer [2024-12-06 01:11:37,825 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:11:37,825 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:11:37,825 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:11:37,832 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:11:37,832 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:37" (1/1) ... [2024-12-06 01:11:37,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:11:37,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:37,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 01:11:37,872 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 01:11:37,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 01:11:37,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:37,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:37,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:37,877 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:37,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d983fed2-1286-451c-a8de-e9e73c55614d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process