./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/dll-01-1.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_d14bb296-2d65-44cd-a7cf-181b60fbb561/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/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_d14bb296-2d65-44cd-a7cf-181b60fbb561/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-01-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/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_d14bb296-2d65-44cd-a7cf-181b60fbb561/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 dd9f812dd0592e9d2894b2831060b27794691dcfdafe5c5494c28350656b71ee --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:09:21,202 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:09:21,260 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:09:21,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:09:21,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:09:21,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:09:21,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:09:21,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:09:21,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:09:21,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:09:21,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:09:21,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:09:21,287 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:09:21,287 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:09:21,287 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:09:21,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:09:21,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:09:21,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:09:21,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:09:21,288 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:09:21,288 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:09:21,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:09:21,289 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:09:21,289 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:09:21,289 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:09:21,289 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:09:21,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:09:21,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:09:21,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:09:21,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:09:21,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:09:21,290 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:09:21,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:09:21,291 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/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 -> dd9f812dd0592e9d2894b2831060b27794691dcfdafe5c5494c28350656b71ee [2024-11-13 21:09:21,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:09:21,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:09:21,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:09:21,621 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:09:21,621 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:09:21,623 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/forester-heap/dll-01-1.i Unable to find full path for "g++" [2024-11-13 21:09:23,437 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:09:23,756 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:09:23,757 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i [2024-11-13 21:09:23,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/bin/ukojak-verify-EEHR8qb7sm/data/613c78914/60ee70729cb6475589b713d18f4b00e3/FLAG769d2e4d5 [2024-11-13 21:09:24,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/bin/ukojak-verify-EEHR8qb7sm/data/613c78914/60ee70729cb6475589b713d18f4b00e3 [2024-11-13 21:09:24,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:09:24,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:09:24,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:09:24,022 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:09:24,027 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:09:24,029 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37060a5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24, skipping insertion in model container [2024-11-13 21:09:24,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,082 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:09:24,369 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[22080,22093] [2024-11-13 21:09:24,378 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[22353,22366] [2024-11-13 21:09:24,381 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[22587,22600] [2024-11-13 21:09:24,382 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[22657,22670] [2024-11-13 21:09:24,386 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[22924,22937] [2024-11-13 21:09:24,387 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23032,23045] [2024-11-13 21:09:24,390 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23263,23276] [2024-11-13 21:09:24,391 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23343,23356] [2024-11-13 21:09:24,392 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23422,23435] [2024-11-13 21:09:24,393 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23512,23525] [2024-11-13 21:09:24,395 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23690,23703] [2024-11-13 21:09:24,396 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23768,23781] [2024-11-13 21:09:24,397 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23845,23858] [2024-11-13 21:09:24,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:09:24,409 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:09:24,451 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[22080,22093] [2024-11-13 21:09:24,454 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[22353,22366] [2024-11-13 21:09:24,456 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[22587,22600] [2024-11-13 21:09:24,457 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[22657,22670] [2024-11-13 21:09:24,460 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[22924,22937] [2024-11-13 21:09:24,461 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23032,23045] [2024-11-13 21:09:24,463 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23263,23276] [2024-11-13 21:09:24,464 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23343,23356] [2024-11-13 21:09:24,465 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23422,23435] [2024-11-13 21:09:24,466 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23512,23525] [2024-11-13 21:09:24,468 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23690,23703] [2024-11-13 21:09:24,469 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23768,23781] [2024-11-13 21:09:24,470 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_d14bb296-2d65-44cd-a7cf-181b60fbb561/sv-benchmarks/c/forester-heap/dll-01-1.i[23845,23858] [2024-11-13 21:09:24,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:09:24,498 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:09:24,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24 WrapperNode [2024-11-13 21:09:24,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:09:24,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:09:24,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:09:24,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:09:24,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,540 INFO L138 Inliner]: procedures = 119, calls = 44, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 211 [2024-11-13 21:09:24,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:09:24,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:09:24,541 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:09:24,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:09:24,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,553 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,562 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,567 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,569 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:09:24,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:09:24,574 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:09:24,574 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:09:24,575 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:09:24" (1/1) ... [2024-11-13 21:09:24,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:09:24,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:09:24,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:09:24,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:09:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:09:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:09:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 21:09:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:09:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:09:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:09:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:09:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:09:24,799 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:09:24,801 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:09:25,292 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 21:09:25,292 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:09:25,388 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:09:25,389 INFO L316 CfgBuilder]: Removed 30 assume(true) statements. [2024-11-13 21:09:25,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:09:25 BoogieIcfgContainer [2024-11-13 21:09:25,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:09:25,390 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:09:25,390 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:09:25,401 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:09:25,402 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:09:25" (1/1) ... [2024-11-13 21:09:25,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:09:25,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:25,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 74 states and 118 transitions. [2024-11-13 21:09:25,473 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 118 transitions. [2024-11-13 21:09:25,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:09:25,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:25,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:25,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:25,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:25,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2024-11-13 21:09:25,799 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2024-11-13 21:09:25,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:09:25,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:25,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:26,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:26,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:26,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2024-11-13 21:09:26,252 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2024-11-13 21:09:26,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:09:26,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:26,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:26,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:26,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:26,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 70 states and 103 transitions. [2024-11-13 21:09:26,348 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 103 transitions. [2024-11-13 21:09:26,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:09:26,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:26,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:27,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:27,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2024-11-13 21:09:27,248 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2024-11-13 21:09:27,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:09:27,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:27,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:27,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:27,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:27,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 109 transitions. [2024-11-13 21:09:27,440 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 109 transitions. [2024-11-13 21:09:27,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:09:27,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:27,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:27,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:27,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2024-11-13 21:09:27,627 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2024-11-13 21:09:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:09:27,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:27,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:27,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:27,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:27,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2024-11-13 21:09:27,795 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2024-11-13 21:09:27,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:09:27,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:27,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:27,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:27,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:27,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2024-11-13 21:09:27,928 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2024-11-13 21:09:27,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:09:27,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:27,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:27,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:28,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:28,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2024-11-13 21:09:28,022 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2024-11-13 21:09:28,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:09:28,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:28,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:28,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:28,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 72 states and 96 transitions. [2024-11-13 21:09:28,343 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2024-11-13 21:09:28,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:09:28,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:28,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:28,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:29,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:32,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:32,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 83 states and 112 transitions. [2024-11-13 21:09:32,611 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 112 transitions. [2024-11-13 21:09:32,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:09:32,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:32,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:09:32,685 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:09:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:09:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:09:32,865 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:09:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:09:32,947 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2024-11-13 21:09:32,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:09:32 ImpRootNode [2024-11-13 21:09:32,987 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:09:32,987 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:09:32,988 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:09:32,988 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:09:32,989 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:09:25" (3/4) ... [2024-11-13 21:09:32,989 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:09:33,050 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:09:33,050 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:09:33,051 INFO L158 Benchmark]: Toolchain (without parser) took 9032.11ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 92.0MB in the beginning and 124.9MB in the end (delta: -32.8MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2024-11-13 21:09:33,051 INFO L158 Benchmark]: CDTParser took 0.84ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:09:33,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.49ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 73.5MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:09:33,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.84ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 71.3MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:09:33,052 INFO L158 Benchmark]: Boogie Preprocessor took 31.94ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 69.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:09:33,053 INFO L158 Benchmark]: RCFGBuilder took 815.44ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 42.4MB in the end (delta: 27.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:09:33,053 INFO L158 Benchmark]: CodeCheck took 7596.69ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 42.4MB in the beginning and 127.8MB in the end (delta: -85.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:09:33,054 INFO L158 Benchmark]: Witness Printer took 62.79ms. Allocated memory is still 176.2MB. Free memory was 127.8MB in the beginning and 124.9MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:09:33,059 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, 74 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 980 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 219 mSDsluCounter, 465 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 186 mSDsCounter, 180 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 585 IncrementalHoareTripleChecker+Invalid, 765 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 180 mSolverCounterUnsat, 279 mSDtfsCounter, 585 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1043 GetRequests, 972 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1432 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 950 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 - CounterExampleResult [Line: 1040]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1003] SLL* list = malloc(sizeof(SLL)); [L1004] list->next = ((void*)0) [L1005] list->prev = ((void*)0) VAL [list={40462:0}] [L1006] COND FALSE !(!(list != ((void*)0))) VAL [list={40462:0}] [L1006] COND FALSE !(__VERIFIER_nondet_int()) [L1006] list->inner = malloc(sizeof(SLL)) [L1006] EXPR list->inner [L1006] list->inner->next = ((void*)0) [L1006] EXPR list->inner [L1006] list->inner->inner = ((void*)0) [L1006] EXPR list->inner [L1006] EXPR list->inner != ((void*)0) || list->inner == ((void*)0) VAL [list={40462:0}] [L1006] COND FALSE !(!(list->inner != ((void*)0) || list->inner == ((void*)0))) [L1008] SLL* end = list; VAL [end={40462:0}, list={40462:0}] [L1011] COND FALSE !(__VERIFIER_nondet_int()) [L1022] end = ((void*)0) [L1023] end = list VAL [end={40462:0}, list={40462:0}] [L1026] COND FALSE !(!(((void*)0) != end)) VAL [end={40462:0}, list={40462:0}] [L1028] COND TRUE ((void*)0) != end [L1030] int len = 0; [L1031] EXPR end->inner [L1031] SLL* inner = end->inner; [L1032] COND TRUE ((void*)0) != inner [L1034] COND TRUE len == 0 [L1035] len = 1 VAL [end={40462:0}, inner={40461:0}, len=1, list={40462:0}] [L1038] COND FALSE !(!(((void*)0) != inner)) VAL [end={40462:0}, inner={40461:0}, len=1, list={40462:0}] [L1039] EXPR inner->inner VAL [end={40462:0}, inner={40461:0}, len=1, list={40462:0}] [L1039] COND FALSE !(!(((void*)0) == inner->inner)) [L1040] EXPR inner->next VAL [end={40462:0}, inner={40461:0}, len=1, list={40462:0}] [L1040] COND TRUE !(((void*)0) != inner->next) [L1040] reach_error() VAL [end={40462:0}, inner={40461:0}, len=1, list={40462:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.49ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 73.5MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.84ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 71.3MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.94ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 69.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 815.44ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 42.4MB in the end (delta: 27.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 7596.69ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 42.4MB in the beginning and 127.8MB in the end (delta: -85.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 62.79ms. Allocated memory is still 176.2MB. Free memory was 127.8MB in the beginning and 124.9MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:09:33,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14bb296-2d65-44cd-a7cf-181b60fbb561/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE