./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_8.i --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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/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 cb0cfd9780eeedf9aa4140ed57adc138b8bb78ff47f7ccaaeace67369ab9d2da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:34:50,981 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:34:51,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:34:51,045 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:34:51,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:34:51,066 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:34:51,067 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:34:51,067 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:34:51,068 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:34:51,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:34:51,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:34:51,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:34:51,068 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:34:51,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:34:51,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:34:51,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:34:51,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:34:51,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:34:51,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:34:51,069 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:34:51,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:34:51,069 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:34:51,069 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:34:51,069 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:34:51,069 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:34:51,069 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:34:51,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:34:51,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:34:51,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:34:51,070 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:34:51,070 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:34:51,070 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:34:51,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:34:51,070 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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/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 -> cb0cfd9780eeedf9aa4140ed57adc138b8bb78ff47f7ccaaeace67369ab9d2da [2024-12-06 03:34:51,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:34:51,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:34:51,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:34:51,329 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:34:51,329 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:34:51,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2024-12-06 03:34:54,039 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/data/b78d7ff33/54b045e806a44fc9a77df94544e9c894/FLAG477ddced2 [2024-12-06 03:34:54,227 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:34:54,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2024-12-06 03:34:54,253 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/data/b78d7ff33/54b045e806a44fc9a77df94544e9c894/FLAG477ddced2 [2024-12-06 03:34:54,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/data/b78d7ff33/54b045e806a44fc9a77df94544e9c894 [2024-12-06 03:34:54,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:34:54,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:34:54,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:34:54,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:34:54,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:34:54,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd1c9d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54, skipping insertion in model container [2024-12-06 03:34:54,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,299 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:34:54,447 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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/sv-benchmarks/c/floats-cdfpl/newton_1_8.i[1722,1735] [2024-12-06 03:34:54,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:34:54,458 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:34:54,473 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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/sv-benchmarks/c/floats-cdfpl/newton_1_8.i[1722,1735] [2024-12-06 03:34:54,473 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:34:54,487 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:34:54,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54 WrapperNode [2024-12-06 03:34:54,488 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:34:54,489 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:34:54,489 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:34:54,489 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:34:54,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,513 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-12-06 03:34:54,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:34:54,514 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:34:54,514 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:34:54,514 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:34:54,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,521 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,521 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,525 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,525 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,527 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,528 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,529 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:34:54,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:34:54,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:34:54,530 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:34:54,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:34:54,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:34:54,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:34:54,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:34:54,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:34:54,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:34:54,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:34:54,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:34:54,635 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:34:54,637 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:34:54,710 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-06 03:34:54,710 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:34:54,745 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:34:54,745 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:34:54,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:34:54 BoogieIcfgContainer [2024-12-06 03:34:54,746 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:34:54,746 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:34:54,746 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:34:54,754 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:34:54,754 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:34:54" (1/1) ... [2024-12-06 03:34:54,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:34:54,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:34:54,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 03:34:54,796 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 03:34:54,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:34:54,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:34:54,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:34:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:34:54,855 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:34:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:34:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:34:54,890 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:34:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:34:54,903 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 03:34:54,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:34:54 ImpRootNode [2024-12-06 03:34:54,917 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:34:54,918 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:34:54,918 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:34:54,918 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:34:54,918 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:34:54" (3/4) ... [2024-12-06 03:34:54,920 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 03:34:54,921 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:34:54,922 INFO L158 Benchmark]: Toolchain (without parser) took 645.38ms. Allocated memory is still 142.6MB. Free memory was 119.5MB in the beginning and 85.4MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 03:34:54,922 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:34:54,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.53ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 108.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:34:54,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.78ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 107.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:34:54,923 INFO L158 Benchmark]: Boogie Preprocessor took 15.38ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 106.4MB in the end (delta: 718.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:34:54,924 INFO L158 Benchmark]: RCFGBuilder took 215.41ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 95.6MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:34:54,924 INFO L158 Benchmark]: CodeCheck took 170.76ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 85.6MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:34:54,925 INFO L158 Benchmark]: Witness Printer took 3.52ms. Allocated memory is still 142.6MB. Free memory was 85.6MB in the beginning and 85.4MB in the end (delta: 162.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:34:54,927 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: 0.1s, 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: 51]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryArithmeticFLOAToperation at line 29. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -2.0f && IN < 2.0f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -2.0f && IN < 2.0f) [L42] CALL, EXPR f(IN) [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) [L42] CALL, EXPR fp(IN) [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) [L42] float x = IN - f(IN)/fp(IN); [L50] COND TRUE !(x < 0.1) [L51] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.53ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 108.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.78ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 107.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.38ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 106.4MB in the end (delta: 718.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 215.41ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 95.6MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 170.76ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 85.6MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.52ms. Allocated memory is still 142.6MB. Free memory was 85.6MB in the beginning and 85.4MB in the end (delta: 162.7kB). 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 03:34:54,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/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 cb0cfd9780eeedf9aa4140ed57adc138b8bb78ff47f7ccaaeace67369ab9d2da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:34:56,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:34:56,964 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:34:56,990 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:34:56,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:34:56,991 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:34:56,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:34:56,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:34:56,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:34:56,991 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:34:56,991 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:34:56,991 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:34:56,992 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:34:56,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:34:56,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:34:56,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:34:56,992 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:34:56,992 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:34:56,992 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:34:56,992 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:34:56,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:34:56,992 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:34:56,993 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:34:56,993 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:34:56,993 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:34:56,993 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:34:56,993 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:34:56,993 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:34:56,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:34:56,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:34:56,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:34:56,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:34:56,994 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:34:56,994 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:34:56,994 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:34:56,994 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:34:56,994 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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/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 -> cb0cfd9780eeedf9aa4140ed57adc138b8bb78ff47f7ccaaeace67369ab9d2da [2024-12-06 03:34:57,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:34:57,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:34:57,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:34:57,250 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:34:57,250 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:34:57,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2024-12-06 03:34:59,949 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/data/d5986cbe6/9eb213136ef04f869ae651a6eafc73f2/FLAG0dd880df5 [2024-12-06 03:35:00,138 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:35:00,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2024-12-06 03:35:00,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/data/d5986cbe6/9eb213136ef04f869ae651a6eafc73f2/FLAG0dd880df5 [2024-12-06 03:35:00,163 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/data/d5986cbe6/9eb213136ef04f869ae651a6eafc73f2 [2024-12-06 03:35:00,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:35:00,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:35:00,168 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:35:00,169 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:35:00,173 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:35:00,174 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eebe6f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00, skipping insertion in model container [2024-12-06 03:35:00,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,189 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:35:00,339 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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/sv-benchmarks/c/floats-cdfpl/newton_1_8.i[1722,1735] [2024-12-06 03:35:00,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:35:00,354 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:35:00,370 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_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/sv-benchmarks/c/floats-cdfpl/newton_1_8.i[1722,1735] [2024-12-06 03:35:00,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:35:00,384 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:35:00,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00 WrapperNode [2024-12-06 03:35:00,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:35:00,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:35:00,386 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:35:00,386 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:35:00,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,400 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,412 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-12-06 03:35:00,413 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:35:00,413 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:35:00,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:35:00,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:35:00,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,422 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,428 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,430 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,431 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:35:00,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:35:00,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:35:00,433 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:35:00,434 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:00" (1/1) ... [2024-12-06 03:35:00,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:35:00,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:35:00,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:35:00,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:35:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:35:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:35:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:35:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:35:00,539 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:35:00,541 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:35:22,989 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 03:35:22,989 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:35:23,038 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:35:23,039 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:35:23,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:35:23 BoogieIcfgContainer [2024-12-06 03:35:23,039 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:35:23,040 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:35:23,040 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:35:23,048 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:35:23,048 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:35:23" (1/1) ... [2024-12-06 03:35:23,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:35:23,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:23,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 03:35:23,089 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 03:35:23,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:35:23,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:23,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:35:23,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:35:23,093 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:35:23,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ab6c51-30a8-41cf-a5d8-02d2eee6cc1f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process