./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 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-01-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/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 dd9f812dd0592e9d2894b2831060b27794691dcfdafe5c5494c28350656b71ee --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:44:35,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:44:36,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:44:36,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:44:36,119 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:44:36,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:44:36,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:44:36,157 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:44:36,158 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:44:36,159 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:44:36,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:44:36,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:44:36,160 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:44:36,161 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:44:36,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:44:36,163 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:44:36,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:44:36,164 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:44:36,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:44:36,164 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:44:36,165 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:44:36,167 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:44:36,167 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:44:36,168 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:44:36,168 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:44:36,168 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:44:36,169 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:44:36,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:44:36,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:44:36,170 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:44:36,170 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:44:36,170 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:44:36,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:44:36,175 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dd9f812dd0592e9d2894b2831060b27794691dcfdafe5c5494c28350656b71ee [2024-11-08 22:44:36,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:44:36,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:44:36,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:44:36,527 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:44:36,528 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:44:36,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/forester-heap/dll-01-1.i Unable to find full path for "g++" [2024-11-08 22:44:38,415 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:44:38,774 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:44:38,775 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i [2024-11-08 22:44:38,789 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk/data/226acd042/123890a73e934ed8b67cee586fe6a8cd/FLAG193f3512d [2024-11-08 22:44:38,805 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk/data/226acd042/123890a73e934ed8b67cee586fe6a8cd [2024-11-08 22:44:38,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:44:38,809 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:44:38,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:44:38,811 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:44:38,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:44:38,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:44:38" (1/1) ... [2024-11-08 22:44:38,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37fa5fa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:38, skipping insertion in model container [2024-11-08 22:44:38,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:44:38" (1/1) ... [2024-11-08 22:44:38,877 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:44:39,243 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[22080,22093] [2024-11-08 22:44:39,252 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[22353,22366] [2024-11-08 22:44:39,256 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[22587,22600] [2024-11-08 22:44:39,257 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[22657,22670] [2024-11-08 22:44:39,260 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[22924,22937] [2024-11-08 22:44:39,262 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23032,23045] [2024-11-08 22:44:39,264 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23263,23276] [2024-11-08 22:44:39,266 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23343,23356] [2024-11-08 22:44:39,267 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23422,23435] [2024-11-08 22:44:39,268 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23512,23525] [2024-11-08 22:44:39,271 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23690,23703] [2024-11-08 22:44:39,273 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23768,23781] [2024-11-08 22:44:39,274 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23845,23858] [2024-11-08 22:44:39,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:44:39,293 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:44:39,335 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[22080,22093] [2024-11-08 22:44:39,339 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[22353,22366] [2024-11-08 22:44:39,342 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[22587,22600] [2024-11-08 22:44:39,343 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[22657,22670] [2024-11-08 22:44:39,347 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[22924,22937] [2024-11-08 22:44:39,348 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23032,23045] [2024-11-08 22:44:39,351 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23263,23276] [2024-11-08 22:44:39,359 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23343,23356] [2024-11-08 22:44:39,362 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23422,23435] [2024-11-08 22:44:39,367 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23512,23525] [2024-11-08 22:44:39,369 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23690,23703] [2024-11-08 22:44:39,370 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23768,23781] [2024-11-08 22:44:39,374 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_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/sv-benchmarks/c/forester-heap/dll-01-1.i[23845,23858] [2024-11-08 22:44:39,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:44:39,414 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:44:39,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39 WrapperNode [2024-11-08 22:44:39,414 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:44:39,415 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:44:39,415 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:44:39,416 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:44:39,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39" (1/1) ... [2024-11-08 22:44:39,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39" (1/1) ... [2024-11-08 22:44:39,463 INFO L138 Inliner]: procedures = 119, calls = 44, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 211 [2024-11-08 22:44:39,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:44:39,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:44:39,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:44:39,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:44:39,475 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39" (1/1) ... [2024-11-08 22:44:39,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39" (1/1) ... [2024-11-08 22:44:39,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39" (1/1) ... [2024-11-08 22:44:39,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39" (1/1) ... [2024-11-08 22:44:39,489 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39" (1/1) ... [2024-11-08 22:44:39,495 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39" (1/1) ... [2024-11-08 22:44:39,497 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39" (1/1) ... [2024-11-08 22:44:39,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39" (1/1) ... [2024-11-08 22:44:39,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:44:39,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:44:39,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:44:39,504 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:44:39,505 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:39" (1/1) ... [2024-11-08 22:44:39,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:44:39,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:44:39,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:44:39,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:44:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:44:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:44:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 22:44:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 22:44:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:44:39,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:44:39,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:44:39,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:44:39,770 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:44:39,773 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:44:40,262 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-08 22:44:40,262 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:44:40,359 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:44:40,359 INFO L316 CfgBuilder]: Removed 27 assume(true) statements. [2024-11-08 22:44:40,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:40 BoogieIcfgContainer [2024-11-08 22:44:40,360 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:44:40,360 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:44:40,361 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:44:40,372 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:44:40,372 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:40" (1/1) ... [2024-11-08 22:44:40,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:44:40,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:40,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 78 states and 125 transitions. [2024-11-08 22:44:40,440 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 125 transitions. [2024-11-08 22:44:40,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:44:40,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:40,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:40,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:40,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:40,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 120 transitions. [2024-11-08 22:44:40,686 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2024-11-08 22:44:40,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:44:40,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:40,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:41,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:41,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:41,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 115 transitions. [2024-11-08 22:44:41,060 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2024-11-08 22:44:41,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:44:41,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:41,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:41,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:41,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:41,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 74 states and 110 transitions. [2024-11-08 22:44:41,132 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 110 transitions. [2024-11-08 22:44:41,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:44:41,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:41,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:41,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:41,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:42,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:42,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 109 transitions. [2024-11-08 22:44:42,082 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 109 transitions. [2024-11-08 22:44:42,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:44:42,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:42,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:42,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:42,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 78 states and 116 transitions. [2024-11-08 22:44:42,577 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2024-11-08 22:44:42,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:44:42,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:42,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:42,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:42,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:42,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:42,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 76 states and 111 transitions. [2024-11-08 22:44:42,778 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2024-11-08 22:44:42,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:44:42,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:42,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:42,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:42,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:42,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:42,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 78 states and 113 transitions. [2024-11-08 22:44:42,927 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 113 transitions. [2024-11-08 22:44:42,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:44:42,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:42,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:43,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:43,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 109 transitions. [2024-11-08 22:44:43,276 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2024-11-08 22:44:43,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:44:43,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:43,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:43,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:43,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:43,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2024-11-08 22:44:43,445 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2024-11-08 22:44:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:44:43,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:43,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:43,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:44,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:44,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2024-11-08 22:44:44,552 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2024-11-08 22:44:44,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:44:44,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:44,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:44,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:45,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:45,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 83 states and 114 transitions. [2024-11-08 22:44:45,051 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 114 transitions. [2024-11-08 22:44:45,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:44:45,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:45,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:46,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:50,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:50,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 96 states and 132 transitions. [2024-11-08 22:44:50,072 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2024-11-08 22:44:50,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:44:50,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:50,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:50,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:44:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:50,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 104 states and 141 transitions. [2024-11-08 22:44:50,881 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 141 transitions. [2024-11-08 22:44:50,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:44:50,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:50,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:50,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:44:51,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:51,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 89 states and 122 transitions. [2024-11-08 22:44:51,207 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 122 transitions. [2024-11-08 22:44:51,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:44:51,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:51,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:51,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:51,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:44:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:51,381 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:44:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:51,507 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2024-11-08 22:44:51,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:44:51 ImpRootNode [2024-11-08 22:44:51,564 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:44:51,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:44:51,566 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:44:51,566 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:44:51,567 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:40" (3/4) ... [2024-11-08 22:44:51,567 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 22:44:51,637 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:44:51,637 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:44:51,638 INFO L158 Benchmark]: Toolchain (without parser) took 12829.36ms. Allocated memory was 142.6MB in the beginning and 249.6MB in the end (delta: 107.0MB). Free memory was 110.6MB in the beginning and 208.5MB in the end (delta: -97.9MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-11-08 22:44:51,642 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 113.2MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:51,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 604.50ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 87.7MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:44:51,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.55ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 85.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:44:51,643 INFO L158 Benchmark]: Boogie Preprocessor took 38.12ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 82.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:44:51,643 INFO L158 Benchmark]: RCFGBuilder took 856.47ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 101.6MB in the end (delta: -18.9MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-08 22:44:51,644 INFO L158 Benchmark]: CodeCheck took 11204.14ms. Allocated memory was 142.6MB in the beginning and 249.6MB in the end (delta: 107.0MB). Free memory was 101.6MB in the beginning and 210.6MB in the end (delta: -109.0MB). Peak memory consumption was 112.0MB. Max. memory is 16.1GB. [2024-11-08 22:44:51,645 INFO L158 Benchmark]: Witness Printer took 72.30ms. Allocated memory is still 249.6MB. Free memory was 210.6MB in the beginning and 208.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:44:51,648 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, 78 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 11.1s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1754 SdHoareTripleChecker+Valid, 4.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 602 mSDsluCounter, 1035 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 560 mSDsCounter, 382 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1402 IncrementalHoareTripleChecker+Invalid, 1784 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 382 mSolverCounterUnsat, 475 mSDtfsCounter, 1402 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1662 GetRequests, 1531 SyntacticMatches, 5 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5488 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 248 NumberOfCodeBlocks, 248 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 209 ConstructedInterpolants, 0 QuantifiedInterpolants, 1239 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 4/4 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={-1:0}] [L1006] COND FALSE !(!(list != ((void*)0))) VAL [list={-1:0}] [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={-1:0}] [L1006] COND FALSE !(!(list->inner != ((void*)0) || list->inner == ((void*)0))) [L1008] SLL* end = list; VAL [end={-1:0}, list={-1:0}] [L1011] COND FALSE !(__VERIFIER_nondet_int()) [L1022] end = ((void*)0) [L1023] end = list VAL [end={-1:0}, list={-1:0}] [L1026] COND FALSE !(!(((void*)0) != end)) VAL [end={-1:0}, list={-1:0}] [L1028] COND FALSE !(((void*)0) != end) VAL [end={-1:0}, list={-1:0}] [L1028] COND TRUE ((void*)0) != end [L1030] int len = 0; [L1031] EXPR end->inner [L1031] SLL* inner = end->inner; [L1032] COND FALSE !(((void*)0) != inner) VAL [end={-1:0}, inner={-2:0}, len=0, list={-1:0}] [L1032] COND TRUE ((void*)0) != inner [L1034] COND TRUE len == 0 [L1035] len = 1 VAL [end={-1:0}, inner={-2:0}, len=1, list={-1:0}] [L1038] COND FALSE !(!(((void*)0) != inner)) VAL [end={-1:0}, inner={-2:0}, len=1, list={-1:0}] [L1039] EXPR inner->inner VAL [end={-1:0}, inner={-2:0}, len=1, list={-1:0}] [L1039] COND FALSE !(!(((void*)0) == inner->inner)) [L1040] EXPR inner->next VAL [end={-1:0}, inner={-2:0}, len=1, list={-1:0}] [L1040] COND TRUE !(((void*)0) != inner->next) [L1040] reach_error() VAL [end={-1:0}, inner={-2:0}, len=1, list={-1:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 113.2MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 604.50ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 87.7MB in the end (delta: 22.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.55ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 85.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.12ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 82.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 856.47ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 101.6MB in the end (delta: -18.9MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * CodeCheck took 11204.14ms. Allocated memory was 142.6MB in the beginning and 249.6MB in the end (delta: 107.0MB). Free memory was 101.6MB in the beginning and 210.6MB in the end (delta: -109.0MB). Peak memory consumption was 112.0MB. Max. memory is 16.1GB. * Witness Printer took 72.30ms. Allocated memory is still 249.6MB. Free memory was 210.6MB in the beginning and 208.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 22:44:51,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebc515d3-d21c-4d47-ba17-cf7dd5e8961b/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE