./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e45fd403bdea0e38df4202df32820dd99db87a388b8be6e5049c26042da28d7d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:10:33,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:10:33,409 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:10:33,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:10:33,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:10:33,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:10:33,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:10:33,436 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:10:33,437 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:10:33,437 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:10:33,437 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:10:33,437 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:10:33,437 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:10:33,437 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:10:33,437 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:10:33,437 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:10:33,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:10:33,438 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:10:33,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:10:33,438 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:10:33,438 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:10:33,438 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:10:33,438 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:10:33,438 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:10:33,438 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:10:33,438 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:10:33,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:10:33,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:10:33,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:10:33,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:10:33,439 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:10:33,439 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:10:33,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:10:33,439 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_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45fd403bdea0e38df4202df32820dd99db87a388b8be6e5049c26042da28d7d [2024-12-06 03:10:33,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:10:33,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:10:33,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:10:33,671 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:10:33,671 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:10:33,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_1_2.i [2024-12-06 03:10:36,316 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/data/61fc2d189/9f0f75501b0c461e974e87f9d841bcc3/FLAG67dca3970 [2024-12-06 03:10:36,514 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:10:36,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/sv-benchmarks/c/floats-cdfpl/newton_1_2.i [2024-12-06 03:10:36,526 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/data/61fc2d189/9f0f75501b0c461e974e87f9d841bcc3/FLAG67dca3970 [2024-12-06 03:10:36,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/data/61fc2d189/9f0f75501b0c461e974e87f9d841bcc3 [2024-12-06 03:10:36,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:10:36,544 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:10:36,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:10:36,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:10:36,548 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:10:36,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,549 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@523893a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36, skipping insertion in model container [2024-12-06 03:10:36,550 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,561 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:10:36,710 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_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/sv-benchmarks/c/floats-cdfpl/newton_1_2.i[1722,1735] [2024-12-06 03:10:36,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:10:36,721 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:10:36,736 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_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/sv-benchmarks/c/floats-cdfpl/newton_1_2.i[1722,1735] [2024-12-06 03:10:36,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:10:36,750 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:10:36,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36 WrapperNode [2024-12-06 03:10:36,750 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:10:36,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:10:36,752 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:10:36,752 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:10:36,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,765 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,780 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-12-06 03:10:36,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:10:36,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:10:36,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:10:36,781 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:10:36,788 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,793 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,793 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,795 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:10:36,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:10:36,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:10:36,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:10:36,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:36" (1/1) ... [2024-12-06 03:10:36,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:10:36,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:10:36,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:10:36,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:10:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:10:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:10:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:10:36,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:10:36,906 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:10:36,908 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:10:36,991 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-06 03:10:36,991 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:10:37,028 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:10:37,029 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:10:37,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:10:37 BoogieIcfgContainer [2024-12-06 03:10:37,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:10:37,030 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:10:37,030 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:10:37,037 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:10:37,037 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:10:37" (1/1) ... [2024-12-06 03:10:37,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:10:37,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:37,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 03:10:37,082 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 03:10:37,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:10:37,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:37,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:10:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:10:37,142 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:10:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:10:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:10:37,175 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:10:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:10:37,187 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 03:10:37,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:10:37 ImpRootNode [2024-12-06 03:10:37,204 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:10:37,205 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:10:37,205 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:10:37,205 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:10:37,206 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:10:37" (3/4) ... [2024-12-06 03:10:37,208 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 03:10:37,209 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:10:37,210 INFO L158 Benchmark]: Toolchain (without parser) took 665.43ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 84.1MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 03:10:37,210 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:37,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.79ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 107.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:10:37,211 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.70ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 105.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:37,211 INFO L158 Benchmark]: Boogie Preprocessor took 17.32ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 105.1MB in the end (delta: 571.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:37,211 INFO L158 Benchmark]: RCFGBuilder took 230.60ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 94.4MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:10:37,212 INFO L158 Benchmark]: CodeCheck took 174.27ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 84.4MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:10:37,212 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 84.1MB in the end (delta: 270.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:37,214 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 51]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryArithmeticFLOAToperation at line 29. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L42] CALL, EXPR f(IN) [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) [L42] CALL, EXPR fp(IN) [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) [L42] float x = IN - f(IN)/fp(IN); [L50] COND TRUE !(x < 0.1) [L51] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205.79ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 107.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.70ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 105.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.32ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 105.1MB in the end (delta: 571.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 230.60ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 94.4MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 174.27ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 84.4MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.02ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 84.1MB in the end (delta: 270.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 03:10:37,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e45fd403bdea0e38df4202df32820dd99db87a388b8be6e5049c26042da28d7d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:10:39,164 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:10:39,244 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:10:39,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:10:39,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:10:39,272 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:10:39,272 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:10:39,272 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:10:39,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:10:39,273 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:10:39,273 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:10:39,273 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:10:39,273 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:10:39,273 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:10:39,273 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:10:39,273 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:10:39,273 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:10:39,273 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:10:39,273 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:10:39,273 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:10:39,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:10:39,274 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:10:39,274 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:10:39,274 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:10:39,274 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:10:39,274 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:10:39,274 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:10:39,274 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:10:39,274 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:10:39,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:10:39,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:10:39,275 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:10:39,275 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:10:39,275 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:10:39,275 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:10:39,275 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:10:39,275 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_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45fd403bdea0e38df4202df32820dd99db87a388b8be6e5049c26042da28d7d [2024-12-06 03:10:39,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:10:39,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:10:39,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:10:39,530 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:10:39,531 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:10:39,532 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_1_2.i [2024-12-06 03:10:42,213 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/data/00c51763e/4a191d53ee2a42189ab775bbaf1b3985/FLAGf3d26788b [2024-12-06 03:10:42,367 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:10:42,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/sv-benchmarks/c/floats-cdfpl/newton_1_2.i [2024-12-06 03:10:42,375 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/data/00c51763e/4a191d53ee2a42189ab775bbaf1b3985/FLAGf3d26788b [2024-12-06 03:10:42,390 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/data/00c51763e/4a191d53ee2a42189ab775bbaf1b3985 [2024-12-06 03:10:42,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:10:42,393 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:10:42,395 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:10:42,395 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:10:42,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:10:42,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@493c656d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42, skipping insertion in model container [2024-12-06 03:10:42,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,414 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:10:42,561 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_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/sv-benchmarks/c/floats-cdfpl/newton_1_2.i[1722,1735] [2024-12-06 03:10:42,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:10:42,575 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:10:42,590 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_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/sv-benchmarks/c/floats-cdfpl/newton_1_2.i[1722,1735] [2024-12-06 03:10:42,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:10:42,605 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:10:42,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42 WrapperNode [2024-12-06 03:10:42,606 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:10:42,607 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:10:42,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:10:42,607 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:10:42,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,620 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,637 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-12-06 03:10:42,637 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:10:42,637 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:10:42,638 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:10:42,638 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:10:42,645 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,653 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,655 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,656 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:10:42,660 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:10:42,660 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:10:42,660 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:10:42,661 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:42" (1/1) ... [2024-12-06 03:10:42,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:10:42,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:10:42,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:10:42,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:10:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:10:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:10:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:10:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:10:42,768 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:10:42,769 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:11:03,836 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 03:11:03,836 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:11:03,883 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:11:03,883 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:11:03,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:11:03 BoogieIcfgContainer [2024-12-06 03:11:03,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:11:03,884 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:11:03,884 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:11:03,891 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:11:03,892 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:11:03" (1/1) ... [2024-12-06 03:11:03,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:11:03,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:11:03,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 03:11:03,939 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 03:11:03,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:11:03,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:11:03,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:11:03,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:11:03,944 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:11:03,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:16:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:16:06,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:16:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:16:17,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:16:17,602 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:16:17,606 INFO L158 Benchmark]: Toolchain (without parser) took 335212.80ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 64.5MB in the end (delta: 4.8MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2024-12-06 03:16:17,607 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:16:17,607 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.76ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 57.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:16:17,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.24ms. Allocated memory is still 92.3MB. Free memory was 57.5MB in the beginning and 56.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:16:17,608 INFO L158 Benchmark]: Boogie Preprocessor took 21.84ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 55.1MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:16:17,609 INFO L158 Benchmark]: RCFGBuilder took 21223.51ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 42.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:16:17,609 INFO L158 Benchmark]: CodeCheck took 313721.28ms. Allocated memory is still 92.3MB. Free memory was 42.9MB in the beginning and 64.5MB in the end (delta: -21.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:16:17,612 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.76ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 57.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.24ms. Allocated memory is still 92.3MB. Free memory was 57.5MB in the beginning and 56.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.84ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 55.1MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 21223.51ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 42.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 313721.28ms. Allocated memory is still 92.3MB. Free memory was 42.9MB in the beginning and 64.5MB in the end (delta: -21.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:16:17,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2e8c8b-e95f-4008-92b8-29d44fd98aef/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown