./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_7.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_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/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_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/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_4ee70bca-9a22-4087-abe8-d8e10937c49d/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 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:22,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:23,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:17:23,097 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:23,097 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:23,132 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:23,133 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:23,133 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:23,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:23,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:23,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:23,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:23,136 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:23,136 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:23,137 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:23,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:23,137 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:23,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:23,138 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:23,138 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:23,138 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:23,138 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:23,138 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:23,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:23,138 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:23,139 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:23,139 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:23,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:23,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:23,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:23,140 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:23,140 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:23,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:23,140 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_4ee70bca-9a22-4087-abe8-d8e10937c49d/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 -> 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 [2024-11-13 20:17:23,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:23,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:23,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:23,488 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:23,489 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:23,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i Unable to find full path for "g++" [2024-11-13 20:17:25,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:25,636 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:25,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2024-11-13 20:17:25,664 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/data/b4301d36b/02b2a2c4be1e46509f1387b92e1c27e3/FLAG53cf8c9fd [2024-11-13 20:17:25,680 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/data/b4301d36b/02b2a2c4be1e46509f1387b92e1c27e3 [2024-11-13 20:17:25,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:25,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:25,685 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:25,686 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:25,691 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:25,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cd39bc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25, skipping insertion in model container [2024-11-13 20:17:25,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,712 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:25,905 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_4ee70bca-9a22-4087-abe8-d8e10937c49d/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-11-13 20:17:25,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:25,921 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:25,935 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_4ee70bca-9a22-4087-abe8-d8e10937c49d/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-11-13 20:17:25,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:25,950 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:25,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25 WrapperNode [2024-11-13 20:17:25,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:25,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:25,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:25,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:25,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,974 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-13 20:17:25,974 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:25,975 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:25,975 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:25,975 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:25,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,981 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,989 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:25,990 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:25,990 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:25,990 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:25,992 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:26,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:26,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:26,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:17:26,054 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:17:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:17:26,054 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:17:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:26,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:26,123 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:26,125 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:26,290 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:26,291 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:26,364 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:26,366 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:17:26,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:26 BoogieIcfgContainer [2024-11-13 20:17:26,367 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:26,367 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:26,367 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:26,379 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:26,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:26,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:26,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:17:26,463 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:17:26,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:17:26,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:26,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,579 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,655 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,709 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:17:26,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:17:26 ImpRootNode [2024-11-13 20:17:26,741 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:17:26,741 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:17:26,741 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:17:26,742 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:17:26,742 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:26" (3/4) ... [2024-11-13 20:17:26,745 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:17:26,746 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:17:26,747 INFO L158 Benchmark]: Toolchain (without parser) took 1062.71ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 63.0MB in the end (delta: 38.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,747 INFO L158 Benchmark]: CDTParser took 1.04ms. Allocated memory is still 167.8MB. Free memory is still 105.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:26,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.06ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 90.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,748 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.16ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 89.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:26,748 INFO L158 Benchmark]: Boogie Preprocessor took 14.95ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 88.3MB in the end (delta: 687.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:26,749 INFO L158 Benchmark]: RCFGBuilder took 376.50ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 75.7MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,749 INFO L158 Benchmark]: CodeCheck took 373.41ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 63.3MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,749 INFO L158 Benchmark]: Witness Printer took 4.47ms. Allocated memory is still 142.6MB. Free memory is still 63.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:26,752 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 46, overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.4f && IN < 1.4f) [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 1.04ms. Allocated memory is still 167.8MB. Free memory is still 105.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.06ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 90.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.16ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 89.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.95ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 88.3MB in the end (delta: 687.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 376.50ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 75.7MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 373.41ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 63.3MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.47ms. Allocated memory is still 142.6MB. Free memory is still 63.0MB. 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 20:17:26,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/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_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/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_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/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_4ee70bca-9a22-4087-abe8-d8e10937c49d/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 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:29,696 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:29,839 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:17:29,908 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:29,909 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:29,909 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:29,910 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:29,910 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:29,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:29,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:29,912 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:29,912 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:29,913 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:29,913 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:29,913 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:29,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:29,913 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:17:29,913 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:17:29,913 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:29,913 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:17:29,913 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:29,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:29,913 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:29,913 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:29,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:29,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:29,914 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:29,914 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:17:29,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:29,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:29,914 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:29,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:29,914 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:29,914 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:17:29,914 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:29,914 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:17:29,915 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_4ee70bca-9a22-4087-abe8-d8e10937c49d/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 -> 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 [2024-11-13 20:17:30,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:30,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:30,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:30,272 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:30,273 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:30,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i Unable to find full path for "g++" [2024-11-13 20:17:32,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:32,619 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:32,619 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2024-11-13 20:17:32,642 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/data/874322080/6b6433e64cef4825a36b1b20e570d942/FLAGd86d6f04d [2024-11-13 20:17:32,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/data/874322080/6b6433e64cef4825a36b1b20e570d942 [2024-11-13 20:17:32,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:32,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:32,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:32,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:32,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:32,672 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:32" (1/1) ... [2024-11-13 20:17:32,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28589ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:32, skipping insertion in model container [2024-11-13 20:17:32,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:32" (1/1) ... [2024-11-13 20:17:32,696 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:32,987 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_4ee70bca-9a22-4087-abe8-d8e10937c49d/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-11-13 20:17:32,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:33,011 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:33,040 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_4ee70bca-9a22-4087-abe8-d8e10937c49d/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-11-13 20:17:33,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:33,064 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:33,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33 WrapperNode [2024-11-13 20:17:33,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:33,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:33,067 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:33,067 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:33,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,090 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,115 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-13 20:17:33,115 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:33,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:33,117 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:33,117 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:33,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,140 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,146 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,148 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,154 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:33,155 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:33,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:33,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:33,158 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:33,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:33,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:33,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:33,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:17:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:17:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:17:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:17:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:17:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:33,354 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:33,362 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:49,000 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:49,001 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:49,054 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:49,054 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:17:49,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:49 BoogieIcfgContainer [2024-11-13 20:17:49,056 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:49,057 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:49,057 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:49,069 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:49,069 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:49" (1/1) ... [2024-11-13 20:17:49,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:49,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:49,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:17:49,141 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:17:49,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:17:49,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:49,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:49,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:17:49,152 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:17:49,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ee70bca-9a22-4087-abe8-d8e10937c49d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process