./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:34,892 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:34,988 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:32:34,993 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:32:34,993 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:32:35,025 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:35,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:35,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:35,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:35,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:35,029 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:35,029 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:35,029 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:32:35,029 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:32:35,029 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:32:35,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:35,031 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:35,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:35,031 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:35,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:35,032 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:32:35,032 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:35,032 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:35,032 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:35,032 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:35,032 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:35,032 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:35,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:35,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:35,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:35,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:35,033 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:32:35,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:32:35,033 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_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa [2024-11-13 20:32:35,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:35,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:35,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:35,367 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:35,367 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:35,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i Unable to find full path for "g++" [2024-11-13 20:32:37,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:37,719 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:37,729 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2024-11-13 20:32:37,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/data/d9be7bc9a/583ae3be5fb849e192af28a4155528b1/FLAGfcad4b5c5 [2024-11-13 20:32:37,776 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/data/d9be7bc9a/583ae3be5fb849e192af28a4155528b1 [2024-11-13 20:32:37,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:37,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:37,784 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:37,784 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:37,789 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:37,790 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:37" (1/1) ... [2024-11-13 20:32:37,791 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62185ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:37, skipping insertion in model container [2024-11-13 20:32:37,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:37" (1/1) ... [2024-11-13 20:32:37,807 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:38,002 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_8bb0d9fb-8dfa-4851-8477-84191042b398/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-11-13 20:32:38,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:38,016 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:38,038 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_8bb0d9fb-8dfa-4851-8477-84191042b398/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-11-13 20:32:38,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:38,065 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:38,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38 WrapperNode [2024-11-13 20:32:38,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:38,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:38,069 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:38,069 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:38,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,101 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-11-13 20:32:38,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:38,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:38,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:38,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:38,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,113 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,117 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,120 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,122 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:38,123 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:38,123 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:38,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:38,124 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:38,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:38,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:38,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:32:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:38,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:38,274 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:38,276 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:32:38,405 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 20:32:38,405 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:32:38,475 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:32:38,476 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:32:38,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:38 BoogieIcfgContainer [2024-11-13 20:32:38,479 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:32:38,480 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:32:38,480 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:32:38,491 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:32:38,491 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:38" (1/1) ... [2024-11-13 20:32:38,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:32:38,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:38,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 20:32:38,559 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 20:32:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:32:38,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:38,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:38,655 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:38,715 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:38,731 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:32:38,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:32:38 ImpRootNode [2024-11-13 20:32:38,752 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:32:38,753 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:32:38,753 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:32:38,753 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:32:38,754 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:38" (3/4) ... [2024-11-13 20:32:38,758 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:32:38,759 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:32:38,762 INFO L158 Benchmark]: Toolchain (without parser) took 977.42ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 84.4MB in the end (delta: 34.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:32:38,763 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:38,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.83ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 107.8MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:32:38,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.89ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 106.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:38,764 INFO L158 Benchmark]: Boogie Preprocessor took 19.59ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.9MB in the end (delta: 581.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:38,765 INFO L158 Benchmark]: RCFGBuilder took 356.66ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 94.6MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:32:38,765 INFO L158 Benchmark]: CodeCheck took 272.34ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 84.6MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:32:38,767 INFO L158 Benchmark]: Witness Printer took 5.90ms. Allocated memory is still 142.6MB. Free memory was 84.6MB in the beginning and 84.4MB in the end (delta: 256.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:38,769 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 - 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 > -1.2f && IN < 1.2f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.2f && IN < 1.2f) [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 0.32ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.83ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 107.8MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.89ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 106.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.59ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.9MB in the end (delta: 581.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 356.66ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 94.6MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 272.34ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 84.6MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.90ms. Allocated memory is still 142.6MB. Free memory was 84.6MB in the beginning and 84.4MB in the end (delta: 256.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:32:38,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:41,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:41,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:32:41,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:41,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:41,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:41,890 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:41,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:41,891 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:41,891 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:41,891 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:32:41,891 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:32:41,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:41,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:41,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:41,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:41,892 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:32:41,892 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:32:41,892 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:41,892 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:32:41,892 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:32:41,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:41,893 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:41,893 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:41,893 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:41,893 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:41,893 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:41,893 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:32:41,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:41,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:41,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:41,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:41,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:41,894 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:32:41,894 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:41,894 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:32:41,894 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_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa [2024-11-13 20:32:42,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:42,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:42,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:42,249 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:42,252 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:42,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i Unable to find full path for "g++" [2024-11-13 20:32:44,248 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:44,519 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:44,523 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2024-11-13 20:32:44,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/data/e4bce6d18/736e0b539a7b4650b01159de310e4a7d/FLAG8bf3f88d2 [2024-11-13 20:32:44,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/data/e4bce6d18/736e0b539a7b4650b01159de310e4a7d [2024-11-13 20:32:44,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:44,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:44,565 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:44,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:44,572 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:44,573 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,575 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e2b49d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44, skipping insertion in model container [2024-11-13 20:32:44,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,596 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:44,808 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_8bb0d9fb-8dfa-4851-8477-84191042b398/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-11-13 20:32:44,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:44,831 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:44,857 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_8bb0d9fb-8dfa-4851-8477-84191042b398/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-11-13 20:32:44,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:44,887 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:44,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44 WrapperNode [2024-11-13 20:32:44,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:44,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:44,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:44,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:44,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,910 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,932 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-11-13 20:32:44,933 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:44,934 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:44,934 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:44,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:44,942 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,950 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,964 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,966 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,972 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,973 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:44,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:44,980 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:44,980 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:44,981 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:44" (1/1) ... [2024-11-13 20:32:44,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:45,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:45,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:45,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:32:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:45,157 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:45,160 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:33:07,711 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 20:33:07,711 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:33:07,790 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:33:07,790 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:33:07,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:07 BoogieIcfgContainer [2024-11-13 20:33:07,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:33:07,792 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:33:07,792 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:33:07,804 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:33:07,804 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:07" (1/1) ... [2024-11-13 20:33:07,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:33:07,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:07,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 20:33:07,868 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 20:33:07,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:33:07,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:07,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:33:07,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:33:07,876 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:33:07,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb0d9fb-8dfa-4851-8477-84191042b398/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process