./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_1+newton_1_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk --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 f2d1b02369a1f0b5046b14bc967075017a0d2438bdce8876a41d0f5cadb3a872 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:11,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:11,123 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:36:11,127 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:36:11,128 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:36:11,156 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:11,157 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:11,158 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:11,158 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:11,159 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:11,159 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:11,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:11,160 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:36:11,161 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:36:11,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:36:11,161 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:11,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:11,162 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:11,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:11,163 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:11,164 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:36:11,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:11,165 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:11,165 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:11,165 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:11,166 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:11,166 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:11,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:11,167 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:11,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:11,168 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:11,168 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:36:11,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:36:11,169 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2d1b02369a1f0b5046b14bc967075017a0d2438bdce8876a41d0f5cadb3a872 [2024-11-09 00:36:11,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:11,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:11,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:11,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:11,511 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:11,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_1+newton_1_2.i Unable to find full path for "g++" [2024-11-09 00:36:13,691 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:13,863 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:13,864 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/sv-benchmarks/c/combinations/gcd_1+newton_1_2.i [2024-11-09 00:36:13,871 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/data/59fef0540/e79c02a7ea534562b879b0c8e4b00d4f/FLAGc17a777c7 [2024-11-09 00:36:13,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/data/59fef0540/e79c02a7ea534562b879b0c8e4b00d4f [2024-11-09 00:36:13,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:13,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:13,893 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:13,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:13,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:13,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:13" (1/1) ... [2024-11-09 00:36:13,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de48bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:13, skipping insertion in model container [2024-11-09 00:36:13,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:13" (1/1) ... [2024-11-09 00:36:13,923 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:14,103 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_5d309482-725d-4725-a4b9-4641c89908df/sv-benchmarks/c/combinations/gcd_1+newton_1_2.i[1226,1239] [2024-11-09 00:36:14,128 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_5d309482-725d-4725-a4b9-4641c89908df/sv-benchmarks/c/combinations/gcd_1+newton_1_2.i[2786,2799] [2024-11-09 00:36:14,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:14,139 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:14,152 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_5d309482-725d-4725-a4b9-4641c89908df/sv-benchmarks/c/combinations/gcd_1+newton_1_2.i[1226,1239] [2024-11-09 00:36:14,163 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_5d309482-725d-4725-a4b9-4641c89908df/sv-benchmarks/c/combinations/gcd_1+newton_1_2.i[2786,2799] [2024-11-09 00:36:14,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:14,180 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:14,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14 WrapperNode [2024-11-09 00:36:14,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:14,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:14,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:14,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:14,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,196 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,218 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-09 00:36:14,218 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:14,219 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:14,219 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:14,219 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:14,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,233 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,244 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,246 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:14,247 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:14,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:14,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:14,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:14,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:14,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:14,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:36:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:36:14,377 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:36:14,379 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:36:14,600 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-09 00:36:14,600 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:36:14,677 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:36:14,678 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:36:14,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:14 BoogieIcfgContainer [2024-11-09 00:36:14,678 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:36:14,679 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:36:14,679 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:36:14,690 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:36:14,691 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:14" (1/1) ... [2024-11-09 00:36:14,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:36:14,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:14,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-09 00:36:14,762 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-09 00:36:14,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:36:14,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:14,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:14,875 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:36:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:14,967 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:36:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:14,987 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:36:15,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:36:15 ImpRootNode [2024-11-09 00:36:15,020 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:36:15,024 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:36:15,025 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:36:15,025 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:36:15,025 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:14" (3/4) ... [2024-11-09 00:36:15,028 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:36:15,030 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:36:15,032 INFO L158 Benchmark]: Toolchain (without parser) took 1139.64ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 107.9MB in the beginning and 155.5MB in the end (delta: -47.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:15,033 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 146.8MB. Free memory was 112.2MB in the beginning and 112.2MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:15,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.41ms. Allocated memory is still 146.8MB. Free memory was 107.9MB in the beginning and 94.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:36:15,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.24ms. Allocated memory is still 146.8MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:15,036 INFO L158 Benchmark]: Boogie Preprocessor took 27.75ms. Allocated memory is still 146.8MB. Free memory was 92.3MB in the beginning and 91.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:15,037 INFO L158 Benchmark]: RCFGBuilder took 431.00ms. Allocated memory is still 146.8MB. Free memory was 90.7MB in the beginning and 74.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:36:15,038 INFO L158 Benchmark]: CodeCheck took 341.40ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 74.4MB in the beginning and 155.5MB in the end (delta: -81.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:15,040 INFO L158 Benchmark]: Witness Printer took 6.63ms. Allocated memory is still 186.6MB. Free memory is still 155.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:15,043 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, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 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: 102]: 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 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 80. Possible FailurePath: [L108] COND FALSE !(__VERIFIER_nondet_int()) [L111] CALL main2() [L90] float IN = __VERIFIER_nondet_float(); [L91] CALL assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L93] CALL, EXPR f(IN) [L80] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L93] RET, EXPR f(IN) [L93] CALL, EXPR fp(IN) [L85] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L93] RET, EXPR fp(IN) [L93] float x = IN - f(IN)/fp(IN); [L101] COND TRUE !(x < 0.1) [L102] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 146.8MB. Free memory was 112.2MB in the beginning and 112.2MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.41ms. Allocated memory is still 146.8MB. Free memory was 107.9MB in the beginning and 94.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.24ms. Allocated memory is still 146.8MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.75ms. Allocated memory is still 146.8MB. Free memory was 92.3MB in the beginning and 91.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 431.00ms. Allocated memory is still 146.8MB. Free memory was 90.7MB in the beginning and 74.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 341.40ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 74.4MB in the beginning and 155.5MB in the end (delta: -81.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.63ms. Allocated memory is still 186.6MB. Free memory is still 155.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:36:15,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_1+newton_1_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk --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 f2d1b02369a1f0b5046b14bc967075017a0d2438bdce8876a41d0f5cadb3a872 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:17,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:17,576 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:36:17,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:17,636 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:17,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:17,637 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:17,638 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:17,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:17,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:17,641 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:36:17,642 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:36:17,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:17,643 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:17,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:17,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:17,646 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:36:17,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:36:17,647 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:17,647 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:36:17,647 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:36:17,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:17,652 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:17,653 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:17,653 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:17,653 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:17,654 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:17,654 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:36:17,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:17,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:17,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:17,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:17,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:17,656 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:36:17,657 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:17,657 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:36:17,657 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2d1b02369a1f0b5046b14bc967075017a0d2438bdce8876a41d0f5cadb3a872 [2024-11-09 00:36:18,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:18,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:18,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:18,110 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:18,111 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:18,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_1+newton_1_2.i Unable to find full path for "g++" [2024-11-09 00:36:20,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:20,308 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:20,309 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/sv-benchmarks/c/combinations/gcd_1+newton_1_2.i [2024-11-09 00:36:20,317 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/data/4e9ac69de/f8aa286019654fffab45e77112076376/FLAGf21065d0c [2024-11-09 00:36:20,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/data/4e9ac69de/f8aa286019654fffab45e77112076376 [2024-11-09 00:36:20,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:20,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:20,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:20,699 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:20,704 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:20,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:20" (1/1) ... [2024-11-09 00:36:20,706 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d9aa59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:20, skipping insertion in model container [2024-11-09 00:36:20,706 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:20" (1/1) ... [2024-11-09 00:36:20,730 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:20,985 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_5d309482-725d-4725-a4b9-4641c89908df/sv-benchmarks/c/combinations/gcd_1+newton_1_2.i[1226,1239] [2024-11-09 00:36:21,029 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_5d309482-725d-4725-a4b9-4641c89908df/sv-benchmarks/c/combinations/gcd_1+newton_1_2.i[2786,2799] [2024-11-09 00:36:21,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:21,054 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:21,076 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_5d309482-725d-4725-a4b9-4641c89908df/sv-benchmarks/c/combinations/gcd_1+newton_1_2.i[1226,1239] [2024-11-09 00:36:21,099 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_5d309482-725d-4725-a4b9-4641c89908df/sv-benchmarks/c/combinations/gcd_1+newton_1_2.i[2786,2799] [2024-11-09 00:36:21,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:21,125 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:21,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21 WrapperNode [2024-11-09 00:36:21,126 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:21,127 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:21,128 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:21,128 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:21,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21" (1/1) ... [2024-11-09 00:36:21,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21" (1/1) ... [2024-11-09 00:36:21,184 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-09 00:36:21,187 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:21,188 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:21,188 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:21,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:21,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21" (1/1) ... [2024-11-09 00:36:21,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21" (1/1) ... [2024-11-09 00:36:21,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21" (1/1) ... [2024-11-09 00:36:21,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21" (1/1) ... [2024-11-09 00:36:21,217 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21" (1/1) ... [2024-11-09 00:36:21,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21" (1/1) ... [2024-11-09 00:36:21,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21" (1/1) ... [2024-11-09 00:36:21,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21" (1/1) ... [2024-11-09 00:36:21,233 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:21,237 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:21,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:21,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:21,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:21" (1/1) ... [2024-11-09 00:36:21,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:21,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:21,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:21,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:36:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:36:21,406 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:36:21,408 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:36:40,696 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-09 00:36:40,696 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:36:40,795 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:36:40,795 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:36:40,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:40 BoogieIcfgContainer [2024-11-09 00:36:40,796 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:36:40,796 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:36:40,797 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:36:40,808 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:36:40,809 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:40" (1/1) ... [2024-11-09 00:36:40,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:36:40,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:40,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-09 00:36:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-09 00:36:40,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:36:40,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:40,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:40,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:36:40,878 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:36:40,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:47:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:47:47,151 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:47:57,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:47:57,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:47:57,906 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) [2024-11-09 00:47:57,911 INFO L158 Benchmark]: Toolchain (without parser) took 697211.70ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 31.0MB in the beginning and 57.1MB in the end (delta: -26.1MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2024-11-09 00:47:57,911 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:47:57,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.61ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 30.9MB in the beginning and 61.2MB in the end (delta: -30.3MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-11-09 00:47:57,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.24ms. Allocated memory is still 90.2MB. Free memory was 61.2MB in the beginning and 59.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:47:57,916 INFO L158 Benchmark]: Boogie Preprocessor took 48.32ms. Allocated memory is still 90.2MB. Free memory was 59.1MB in the beginning and 57.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:47:57,917 INFO L158 Benchmark]: RCFGBuilder took 19558.54ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 67.1MB in the end (delta: -9.4MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-11-09 00:47:57,917 INFO L158 Benchmark]: CodeCheck took 677112.02ms. Allocated memory is still 90.2MB. Free memory was 67.1MB in the beginning and 57.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:47:57,921 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 0.78ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.61ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 30.9MB in the beginning and 61.2MB in the end (delta: -30.3MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.24ms. Allocated memory is still 90.2MB. Free memory was 61.2MB in the beginning and 59.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.32ms. Allocated memory is still 90.2MB. Free memory was 59.1MB in the beginning and 57.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 19558.54ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 67.1MB in the end (delta: -9.4MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * CodeCheck took 677112.02ms. Allocated memory is still 90.2MB. Free memory was 67.1MB in the beginning and 57.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:47:58,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d309482-725d-4725-a4b9-4641c89908df/bin/ukojak-verify-ImItNfHLgk/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown