./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm --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 3d5c9a042714ec99fe52d86211c8b4da5d2ba3d5759e35d6939f68d62f0ae59d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:24,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:24,533 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:17:24,541 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:24,542 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:24,580 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:24,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:24,583 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:24,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:24,584 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:24,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:24,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:24,585 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:24,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:24,586 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:24,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:24,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:24,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:24,587 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:24,587 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:24,587 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:24,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:24,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:24,588 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:24,588 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:24,588 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:24,588 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:24,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:24,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:24,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:24,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:24,588 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:24,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:24,589 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_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm 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 -> 3d5c9a042714ec99fe52d86211c8b4da5d2ba3d5759e35d6939f68d62f0ae59d [2024-11-13 20:17:24,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:24,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:24,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:24,940 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:24,940 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:24,942 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_8.i Unable to find full path for "g++" [2024-11-13 20:17:26,893 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:27,154 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:27,159 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2024-11-13 20:17:27,170 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/data/1c5e6d441/9cf4be7700164f438617780c97bd860a/FLAGaf258d296 [2024-11-13 20:17:27,196 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/data/1c5e6d441/9cf4be7700164f438617780c97bd860a [2024-11-13 20:17:27,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:27,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:27,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:27,206 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:27,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:27,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a80f72b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27, skipping insertion in model container [2024-11-13 20:17:27,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,237 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:27,462 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_3d67dc4f-4437-4869-b60e-f6436650e950/sv-benchmarks/c/floats-cdfpl/newton_3_8.i[1764,1777] [2024-11-13 20:17:27,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:27,483 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:27,510 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_3d67dc4f-4437-4869-b60e-f6436650e950/sv-benchmarks/c/floats-cdfpl/newton_3_8.i[1764,1777] [2024-11-13 20:17:27,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:27,534 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:27,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27 WrapperNode [2024-11-13 20:17:27,535 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:27,536 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:27,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:27,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:27,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,555 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,574 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-13 20:17:27,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:27,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:27,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:27,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:27,586 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,588 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,600 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,606 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,607 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:27,611 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:27,612 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:27,612 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:27,613 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:27" (1/1) ... [2024-11-13 20:17:27,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:27,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:27,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:27,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:17:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:17:27,691 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:17:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:17:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:27,767 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:27,769 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:27,937 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:27,941 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:28,013 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:28,014 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:17:28,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:28 BoogieIcfgContainer [2024-11-13 20:17:28,016 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:28,017 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:28,018 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:28,030 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:28,030 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:28" (1/1) ... [2024-11-13 20:17:28,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:28,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:28,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:17:28,109 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:17:28,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:17:28,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:28,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:28,222 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:28,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:28,369 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:17:28,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:17:28 ImpRootNode [2024-11-13 20:17:28,402 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:17:28,403 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:17:28,403 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:17:28,404 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:17:28,404 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:28" (3/4) ... [2024-11-13 20:17:28,408 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:17:28,409 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:17:28,410 INFO L158 Benchmark]: Toolchain (without parser) took 1207.35ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 53.8MB in the end (delta: 37.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:17:28,410 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:28,410 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.70ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 80.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:28,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.77ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:28,411 INFO L158 Benchmark]: Boogie Preprocessor took 33.12ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 78.2MB in the end (delta: 866.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:28,412 INFO L158 Benchmark]: RCFGBuilder took 404.32ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 66.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:28,412 INFO L158 Benchmark]: CodeCheck took 385.94ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 53.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:28,412 INFO L158 Benchmark]: Witness Printer took 5.74ms. Allocated memory is still 117.4MB. Free memory is still 53.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:28,415 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: 0.3s, 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 - 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, overapproximation of someBinaryArithmeticFLOAToperation at line 34, overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 46. 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) 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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.70ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 80.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.77ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.12ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 78.2MB in the end (delta: 866.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 404.32ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 66.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 385.94ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 53.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.74ms. Allocated memory is still 117.4MB. Free memory is still 53.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:17:28,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/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_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm --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 3d5c9a042714ec99fe52d86211c8b4da5d2ba3d5759e35d6939f68d62f0ae59d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:31,587 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:31,700 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:17:31,788 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:31,793 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:31,794 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:31,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:31,794 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:31,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:31,796 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:31,797 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:31,798 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:31,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:31,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:31,798 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:31,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:31,798 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:17:31,798 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:17:31,799 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:31,799 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:17:31,799 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:31,799 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:31,799 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:31,800 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:31,800 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:31,800 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:31,800 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:31,800 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:17:31,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:31,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:31,801 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:31,801 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:31,801 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:31,801 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:17:31,802 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:31,802 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:17:31,802 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_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm 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 -> 3d5c9a042714ec99fe52d86211c8b4da5d2ba3d5759e35d6939f68d62f0ae59d [2024-11-13 20:17:32,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:32,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:32,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:32,288 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:32,289 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:32,294 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_8.i Unable to find full path for "g++" [2024-11-13 20:17:34,624 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:34,900 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:34,906 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2024-11-13 20:17:34,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/data/8cce63dae/62a8211afd5248da95b878642bb798a9/FLAG966b4db21 [2024-11-13 20:17:34,970 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/data/8cce63dae/62a8211afd5248da95b878642bb798a9 [2024-11-13 20:17:34,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:34,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:34,985 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:34,985 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:34,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:34,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467a8e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34, skipping insertion in model container [2024-11-13 20:17:34,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:35,018 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:35,251 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_3d67dc4f-4437-4869-b60e-f6436650e950/sv-benchmarks/c/floats-cdfpl/newton_3_8.i[1764,1777] [2024-11-13 20:17:35,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:35,280 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:35,310 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_3d67dc4f-4437-4869-b60e-f6436650e950/sv-benchmarks/c/floats-cdfpl/newton_3_8.i[1764,1777] [2024-11-13 20:17:35,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:35,333 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:35,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35 WrapperNode [2024-11-13 20:17:35,334 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:35,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:35,335 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:35,336 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:35,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35" (1/1) ... [2024-11-13 20:17:35,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35" (1/1) ... [2024-11-13 20:17:35,380 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-13 20:17:35,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:35,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:35,382 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:35,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:35,391 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35" (1/1) ... [2024-11-13 20:17:35,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35" (1/1) ... [2024-11-13 20:17:35,400 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35" (1/1) ... [2024-11-13 20:17:35,400 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35" (1/1) ... [2024-11-13 20:17:35,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35" (1/1) ... [2024-11-13 20:17:35,420 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35" (1/1) ... [2024-11-13 20:17:35,421 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35" (1/1) ... [2024-11-13 20:17:35,426 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35" (1/1) ... [2024-11-13 20:17:35,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:35,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:35,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:35,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:35,435 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:35" (1/1) ... [2024-11-13 20:17:35,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:35,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:35,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:35,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:35,519 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:17:35,520 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:17:35,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:17:35,520 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:17:35,521 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:17:35,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:35,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:35,621 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:35,623 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:59,428 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:59,428 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:59,563 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:59,567 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:17:59,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:59 BoogieIcfgContainer [2024-11-13 20:17:59,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:59,569 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:59,569 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:59,587 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:59,588 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:59" (1/1) ... [2024-11-13 20:17:59,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:59,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:59,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:17:59,667 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:17:59,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:17:59,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:59,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:59,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:17:59,684 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:17:59,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d67dc4f-4437-4869-b60e-f6436650e950/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process