./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_5.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_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/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_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/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_62a46408-c18c-4c21-87d5-2fb7ccfce267/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 aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:46:01,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:46:01,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:46:01,377 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:46:01,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:46:01,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:46:01,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:46:01,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:46:01,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:46:01,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:46:01,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:46:01,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:46:01,397 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:46:01,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:46:01,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:46:01,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:46:01,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:46:01,398 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:46:01,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:46:01,398 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:46:01,398 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:46:01,398 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:46:01,398 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:46:01,398 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:46:01,398 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:46:01,398 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:46:01,398 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:46:01,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:46:01,399 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:46:01,399 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:46:01,399 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:46:01,399 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:46:01,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:46:01,399 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_62a46408-c18c-4c21-87d5-2fb7ccfce267/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 -> aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 [2024-12-05 21:46:01,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:46:01,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:46:01,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:46:01,603 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:46:01,603 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:46:01,604 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i [2024-12-05 21:46:04,191 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/data/9f0be4d35/2dad73081c4542b9b600cce669c7b1b5/FLAG501292088 [2024-12-05 21:46:04,392 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:46:04,393 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/sv-benchmarks/c/floats-cdfpl/newton_3_5.i [2024-12-05 21:46:04,399 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/data/9f0be4d35/2dad73081c4542b9b600cce669c7b1b5/FLAG501292088 [2024-12-05 21:46:04,776 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/data/9f0be4d35/2dad73081c4542b9b600cce669c7b1b5 [2024-12-05 21:46:04,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:46:04,780 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:46:04,781 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:46:04,781 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:46:04,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:46:04,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:04,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61d4514b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04, skipping insertion in model container [2024-12-05 21:46:04,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:04,801 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:46:04,943 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_62a46408-c18c-4c21-87d5-2fb7ccfce267/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-12-05 21:46:04,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:46:04,954 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:46:04,969 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_62a46408-c18c-4c21-87d5-2fb7ccfce267/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-12-05 21:46:04,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:46:04,983 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:46:04,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04 WrapperNode [2024-12-05 21:46:04,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:46:04,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:46:04,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:46:04,985 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:46:04,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:04,997 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:05,012 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-12-05 21:46:05,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:46:05,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:46:05,013 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:46:05,013 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:46:05,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:05,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:05,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:05,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:05,025 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:05,026 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:05,028 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:05,029 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:05,030 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:05,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:46:05,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:46:05,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:46:05,032 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:46:05,033 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:04" (1/1) ... [2024-12-05 21:46:05,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:46:05,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:46:05,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:46:05,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:46:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:46:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-05 21:46:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-05 21:46:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-05 21:46:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-05 21:46:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:46:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:46:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:46:05,128 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:46:05,129 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:46:05,219 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-05 21:46:05,219 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:46:05,253 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:46:05,253 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:46:05,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:46:05 BoogieIcfgContainer [2024-12-05 21:46:05,254 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:46:05,254 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:46:05,254 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:46:05,263 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:46:05,263 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:46:05" (1/1) ... [2024-12-05 21:46:05,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:46:05,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:05,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-12-05 21:46:05,321 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-12-05 21:46:05,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:46:05,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:05,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:46:05,386 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:46:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:46:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:46:05,439 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:46:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:46:05,469 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 21:46:05,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:46:05 ImpRootNode [2024-12-05 21:46:05,491 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:46:05,492 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:46:05,492 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:46:05,492 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:46:05,492 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:46:05" (3/4) ... [2024-12-05 21:46:05,494 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:46:05,495 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:46:05,496 INFO L158 Benchmark]: Toolchain (without parser) took 715.99ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 55.1MB in the end (delta: 38.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:46:05,496 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:46:05,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.83ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.2MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:46:05,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.27ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:46:05,497 INFO L158 Benchmark]: Boogie Preprocessor took 17.96ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.3MB in the end (delta: 528.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:46:05,497 INFO L158 Benchmark]: RCFGBuilder took 222.16ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 68.1MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:46:05,498 INFO L158 Benchmark]: CodeCheck took 236.72ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 55.4MB in the end (delta: 12.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:46:05,498 INFO L158 Benchmark]: Witness Printer took 3.08ms. Allocated memory is still 117.4MB. Free memory was 55.4MB in the beginning and 55.1MB in the end (delta: 263.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:46:05,500 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 3 procedures, 19 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, 24 NumberOfCodeBlocks, 24 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 46, overapproximation of someBinaryArithmeticFLOAToperation at line 34, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of someBinaryArithmeticFLOAToperation at line 29. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.0f && IN < 1.0f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.0f && IN < 1.0f) [L42] CALL, EXPR f(IN) VAL [\old(x)=2] [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) VAL [IN=2] [L42] CALL, EXPR fp(IN) VAL [\old(x)=2] [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) VAL [IN=2] [L42] float x = IN - f(IN)/fp(IN); [L44] CALL, EXPR f(x) VAL [\old(x)=3] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L44] RET, EXPR f(x) VAL [IN=2, x=3] [L44] CALL, EXPR fp(x) VAL [\old(x)=3] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L44] RET, EXPR fp(x) VAL [IN=2, x=3] [L44] x = x - f(x)/fp(x) [L46] CALL, EXPR f(x) VAL [\old(x)=4] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L46] RET, EXPR f(x) VAL [IN=2, x=4] [L46] CALL, EXPR fp(x) VAL [\old(x)=4] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L46] RET, EXPR fp(x) VAL [IN=2, x=4] [L46] x = x - f(x)/fp(x) [L50] COND TRUE !(x < 0.1) VAL [IN=2] [L51] reach_error() VAL [IN=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202.83ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.2MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.27ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.96ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.3MB in the end (delta: 528.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 222.16ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 68.1MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 236.72ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 55.4MB in the end (delta: 12.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.08ms. Allocated memory is still 117.4MB. Free memory was 55.4MB in the beginning and 55.1MB in the end (delta: 263.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:46:05,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/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_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/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_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/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_62a46408-c18c-4c21-87d5-2fb7ccfce267/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 aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:46:07,429 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:46:07,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:46:07,529 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:46:07,530 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:46:07,530 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:46:07,531 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:46:07,531 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:46:07,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:46:07,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:46:07,531 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:46:07,531 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:46:07,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:46:07,532 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:46:07,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:46:07,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:46:07,532 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:46:07,532 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:46:07,532 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:46:07,532 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:46:07,532 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:46:07,532 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:46:07,532 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:46:07,533 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:46:07,533 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:46:07,533 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:46:07,533 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:07,533 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:46:07,533 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:46:07,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:46:07,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:46:07,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:46:07,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:46:07,534 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:46:07,534 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:07,534 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:46:07,534 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_62a46408-c18c-4c21-87d5-2fb7ccfce267/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 -> aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 [2024-12-05 21:46:07,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:46:07,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:46:07,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:46:07,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:46:07,767 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:46:07,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i [2024-12-05 21:46:10,459 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/data/6ca316d27/ede0eb249b3847a7871a401e139ce715/FLAG2bf460b6c [2024-12-05 21:46:10,660 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:46:10,661 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/sv-benchmarks/c/floats-cdfpl/newton_3_5.i [2024-12-05 21:46:10,668 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/data/6ca316d27/ede0eb249b3847a7871a401e139ce715/FLAG2bf460b6c [2024-12-05 21:46:11,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/data/6ca316d27/ede0eb249b3847a7871a401e139ce715 [2024-12-05 21:46:11,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:46:11,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:46:11,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:46:11,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:46:11,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:46:11,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ffbb4e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11, skipping insertion in model container [2024-12-05 21:46:11,036 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,047 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:46:11,158 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_62a46408-c18c-4c21-87d5-2fb7ccfce267/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-12-05 21:46:11,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:46:11,171 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:46:11,186 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_62a46408-c18c-4c21-87d5-2fb7ccfce267/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-12-05 21:46:11,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:46:11,198 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:46:11,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11 WrapperNode [2024-12-05 21:46:11,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:46:11,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:46:11,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:46:11,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:46:11,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,225 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-12-05 21:46:11,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:46:11,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:46:11,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:46:11,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:46:11,231 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,234 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,234 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,241 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:46:11,248 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:46:11,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:46:11,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:46:11,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:46:11" (1/1) ... [2024-12-05 21:46:11,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:46:11,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:46:11,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:46:11,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:46:11,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:46:11,299 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-05 21:46:11,299 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-05 21:46:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:46:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-05 21:46:11,300 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-05 21:46:11,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:46:11,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:46:11,350 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:46:11,351 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:46:35,968 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-05 21:46:35,968 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:46:36,011 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:46:36,012 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:46:36,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:46:36 BoogieIcfgContainer [2024-12-05 21:46:36,012 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:46:36,013 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:46:36,013 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:46:36,021 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:46:36,022 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:46:36" (1/1) ... [2024-12-05 21:46:36,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:46:36,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:36,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-12-05 21:46:36,064 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-12-05 21:46:36,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:46:36,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:36,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:46:36,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:46:36,074 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:46:36,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a46408-c18c-4c21-87d5-2fb7ccfce267/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process