./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_3.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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/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 26fa7b1fc8948e323dc46aa278c02b07d6da75b1e07ffd01b89efc9a86bb90ce --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:57:34,982 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:57:35,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:57:35,045 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:57:35,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:57:35,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:57:35,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:57:35,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:57:35,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:57:35,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:57:35,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:57:35,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:57:35,067 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:57:35,067 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:57:35,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:57:35,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:57:35,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:57:35,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:57:35,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:57:35,067 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:57:35,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:57:35,068 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:57:35,068 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:57:35,068 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:57:35,068 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:57:35,068 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:57:35,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:57:35,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:57:35,068 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:57:35,068 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:57:35,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:57:35,068 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:57:35,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:57:35,069 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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/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 -> 26fa7b1fc8948e323dc46aa278c02b07d6da75b1e07ffd01b89efc9a86bb90ce [2024-12-05 22:57:35,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:57:35,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:57:35,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:57:35,329 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:57:35,329 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:57:35,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_1_3.i [2024-12-05 22:57:37,972 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/data/387505a6a/434517e3fde340b9a15e97d1dbd64e5c/FLAGfb2d7ff49 [2024-12-05 22:57:38,169 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:57:38,170 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/sv-benchmarks/c/floats-cdfpl/newton_1_3.i [2024-12-05 22:57:38,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/data/387505a6a/434517e3fde340b9a15e97d1dbd64e5c/FLAGfb2d7ff49 [2024-12-05 22:57:38,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/data/387505a6a/434517e3fde340b9a15e97d1dbd64e5c [2024-12-05 22:57:38,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:57:38,552 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:57:38,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:57:38,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:57:38,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:57:38,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,557 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c037c58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38, skipping insertion in model container [2024-12-05 22:57:38,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,568 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:57:38,679 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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/sv-benchmarks/c/floats-cdfpl/newton_1_3.i[1722,1735] [2024-12-05 22:57:38,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:57:38,692 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:57:38,706 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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/sv-benchmarks/c/floats-cdfpl/newton_1_3.i[1722,1735] [2024-12-05 22:57:38,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:57:38,720 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:57:38,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38 WrapperNode [2024-12-05 22:57:38,720 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:57:38,721 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:57:38,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:57:38,721 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:57:38,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,743 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-12-05 22:57:38,744 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:57:38,744 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:57:38,744 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:57:38,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:57:38,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,754 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,756 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,757 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,758 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:57:38,759 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:57:38,759 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:57:38,759 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:57:38,760 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:57:38,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:57:38,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:57:38,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:57:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:57:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:57:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:57:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:57:38,859 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:57:38,861 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:57:38,932 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-05 22:57:38,932 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:57:38,972 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:57:38,972 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 22:57:38,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:57:38 BoogieIcfgContainer [2024-12-05 22:57:38,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:57:38,973 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:57:38,973 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:57:38,983 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:57:38,983 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:57:38" (1/1) ... [2024-12-05 22:57:38,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:57:39,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:39,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-05 22:57:39,041 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-05 22:57:39,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 22:57:39,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:39,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:57:39,125 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:57:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:57:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:57:39,162 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:57:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:57:39,176 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:57:39,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:57:39 ImpRootNode [2024-12-05 22:57:39,191 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:57:39,191 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:57:39,191 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:57:39,192 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:57:39,192 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:57:38" (3/4) ... [2024-12-05 22:57:39,196 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:57:39,197 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:57:39,198 INFO L158 Benchmark]: Toolchain (without parser) took 645.77ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 83.3MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 22:57:39,198 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:57:39,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 167.72ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:57:39,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.94ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:57:39,200 INFO L158 Benchmark]: Boogie Preprocessor took 13.97ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.3MB in the end (delta: 845.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:57:39,200 INFO L158 Benchmark]: RCFGBuilder took 213.28ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 93.4MB in the end (delta: 10.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:57:39,201 INFO L158 Benchmark]: CodeCheck took 217.85ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 83.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:57:39,201 INFO L158 Benchmark]: Witness Printer took 5.44ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 83.3MB in the end (delta: 12.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:57:39,203 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: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 > -0.6f && IN < 0.6f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.6f && IN < 0.6f) [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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 167.72ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.94ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.97ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 104.3MB in the end (delta: 845.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 213.28ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 93.4MB in the end (delta: 10.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 217.85ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 83.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.44ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 83.3MB in the end (delta: 12.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:57:39,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/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 26fa7b1fc8948e323dc46aa278c02b07d6da75b1e07ffd01b89efc9a86bb90ce --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:57:41,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:57:41,291 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:57:41,318 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:57:41,319 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:57:41,319 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:57:41,320 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:57:41,320 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:57:41,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:57:41,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:57:41,320 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:57:41,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:57:41,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:57:41,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:57:41,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:57:41,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:57:41,321 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:57:41,321 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:57:41,321 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:57:41,321 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:57:41,321 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:57:41,321 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:57:41,321 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:57:41,321 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:57:41,322 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:57:41,322 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:57:41,322 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:57:41,322 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:57:41,322 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:57:41,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:57:41,322 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:57:41,322 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:57:41,322 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:57:41,322 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:57:41,322 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:57:41,323 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:57:41,323 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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/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 -> 26fa7b1fc8948e323dc46aa278c02b07d6da75b1e07ffd01b89efc9a86bb90ce [2024-12-05 22:57:41,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:57:41,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:57:41,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:57:41,580 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:57:41,580 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:57:41,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_1_3.i [2024-12-05 22:57:44,268 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/data/42b4a199f/5baf73b9f42848509eca457d6929f596/FLAG76a6ab796 [2024-12-05 22:57:44,428 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:57:44,428 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/sv-benchmarks/c/floats-cdfpl/newton_1_3.i [2024-12-05 22:57:44,434 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/data/42b4a199f/5baf73b9f42848509eca457d6929f596/FLAG76a6ab796 [2024-12-05 22:57:44,819 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/data/42b4a199f/5baf73b9f42848509eca457d6929f596 [2024-12-05 22:57:44,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:57:44,823 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:57:44,825 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:57:44,825 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:57:44,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:57:44,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:44,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2af31e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44, skipping insertion in model container [2024-12-05 22:57:44,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:44,841 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:57:44,958 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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/sv-benchmarks/c/floats-cdfpl/newton_1_3.i[1722,1735] [2024-12-05 22:57:44,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:57:44,971 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:57:44,985 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_558fcbb5-dfcc-412a-990e-a54cfd1fec43/sv-benchmarks/c/floats-cdfpl/newton_1_3.i[1722,1735] [2024-12-05 22:57:44,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:57:44,998 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:57:44,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44 WrapperNode [2024-12-05 22:57:44,998 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:57:44,999 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:57:44,999 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:57:44,999 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:57:45,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,011 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,027 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-12-05 22:57:45,027 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:57:45,028 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:57:45,028 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:57:45,028 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:57:45,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,036 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,036 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,042 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,047 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,049 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:57:45,050 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:57:45,050 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:57:45,050 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:57:45,051 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:57:44" (1/1) ... [2024-12-05 22:57:45,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:57:45,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:57:45,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:57:45,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:57:45,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:57:45,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:57:45,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:57:45,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:57:45,149 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:57:45,150 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:58:06,495 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-05 22:58:06,495 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:58:06,540 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:58:06,540 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 22:58:06,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:58:06 BoogieIcfgContainer [2024-12-05 22:58:06,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:58:06,541 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:58:06,542 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:58:06,549 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:58:06,549 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:58:06" (1/1) ... [2024-12-05 22:58:06,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:58:06,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:06,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-05 22:58:06,590 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-05 22:58:06,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 22:58:06,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:06,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:58:06,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:58:06,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:58:06,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:08:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:08:31,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:08:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:08:42,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:08:42,255 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) [2024-12-05 23:08:42,258 INFO L158 Benchmark]: Toolchain (without parser) took 657434.85ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 64.0MB in the end (delta: 5.8MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2024-12-05 23:08:42,258 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:08:42,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 174.02ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 57.9MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:08:42,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.44ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 56.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:08:42,260 INFO L158 Benchmark]: Boogie Preprocessor took 21.28ms. Allocated memory is still 92.3MB. Free memory was 56.7MB in the beginning and 55.6MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:08:42,260 INFO L158 Benchmark]: RCFGBuilder took 21491.09ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 43.4MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:08:42,260 INFO L158 Benchmark]: CodeCheck took 635715.73ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 64.0MB in the end (delta: -20.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:08:42,263 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 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 174.02ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 57.9MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.44ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 56.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.28ms. Allocated memory is still 92.3MB. Free memory was 56.7MB in the beginning and 55.6MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 21491.09ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 43.4MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 635715.73ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 64.0MB in the end (delta: -20.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:08:42,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_558fcbb5-dfcc-412a-990e-a54cfd1fec43/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