./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-01-2.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_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/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_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/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_a687de26-16a4-4fcd-a847-a6552e07640e/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 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:15:30,935 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:15:30,993 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:15:31,002 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:15:31,003 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:15:31,038 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:15:31,040 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:15:31,040 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:15:31,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:15:31,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:15:31,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:15:31,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:15:31,042 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:15:31,042 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:15:31,042 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:15:31,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:15:31,043 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:15:31,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:15:31,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:15:31,044 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:15:31,044 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:15:31,044 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:15:31,044 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:15:31,044 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:15:31,044 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:15:31,044 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:15:31,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:15:31,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:15:31,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:15:31,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:15:31,045 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:15:31,045 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:15:31,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:15:31,045 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_a687de26-16a4-4fcd-a847-a6552e07640e/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 -> 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a [2024-11-13 21:15:31,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:15:31,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:15:31,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:15:31,318 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:15:31,318 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:15:31,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/forester-heap/sll-01-2.i Unable to find full path for "g++" [2024-11-13 21:15:33,193 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:15:33,549 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:15:33,550 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i [2024-11-13 21:15:33,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/data/f328fc12b/1f637ab4586445eabf16f3aa7113c5de/FLAG7d508711a [2024-11-13 21:15:33,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/data/f328fc12b/1f637ab4586445eabf16f3aa7113c5de [2024-11-13 21:15:33,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:15:33,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:15:33,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:15:33,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:15:33,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:15:33,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:15:33" (1/1) ... [2024-11-13 21:15:33,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1764ab89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:33, skipping insertion in model container [2024-11-13 21:15:33,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:15:33" (1/1) ... [2024-11-13 21:15:33,818 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:15:34,166 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2024-11-13 21:15:34,178 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2024-11-13 21:15:34,184 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2024-11-13 21:15:34,185 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2024-11-13 21:15:34,188 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2024-11-13 21:15:34,190 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2024-11-13 21:15:34,192 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2024-11-13 21:15:34,193 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2024-11-13 21:15:34,194 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2024-11-13 21:15:34,195 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2024-11-13 21:15:34,199 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2024-11-13 21:15:34,200 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2024-11-13 21:15:34,201 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2024-11-13 21:15:34,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:15:34,224 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:15:34,281 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22034,22047] [2024-11-13 21:15:34,285 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22307,22320] [2024-11-13 21:15:34,289 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22516,22529] [2024-11-13 21:15:34,292 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22586,22599] [2024-11-13 21:15:34,296 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22853,22866] [2024-11-13 21:15:34,300 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[22961,22974] [2024-11-13 21:15:34,302 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23192,23205] [2024-11-13 21:15:34,306 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23272,23285] [2024-11-13 21:15:34,307 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23351,23364] [2024-11-13 21:15:34,308 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23484,23497] [2024-11-13 21:15:34,309 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23662,23675] [2024-11-13 21:15:34,314 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23740,23753] [2024-11-13 21:15:34,315 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_a687de26-16a4-4fcd-a847-a6552e07640e/sv-benchmarks/c/forester-heap/sll-01-2.i[23817,23830] [2024-11-13 21:15:34,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:15:34,350 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:15:34,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34 WrapperNode [2024-11-13 21:15:34,350 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:15:34,351 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:15:34,351 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:15:34,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:15:34,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34" (1/1) ... [2024-11-13 21:15:34,368 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34" (1/1) ... [2024-11-13 21:15:34,402 INFO L138 Inliner]: procedures = 119, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 210 [2024-11-13 21:15:34,404 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:15:34,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:15:34,404 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:15:34,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:15:34,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34" (1/1) ... [2024-11-13 21:15:34,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34" (1/1) ... [2024-11-13 21:15:34,416 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34" (1/1) ... [2024-11-13 21:15:34,416 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34" (1/1) ... [2024-11-13 21:15:34,425 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34" (1/1) ... [2024-11-13 21:15:34,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34" (1/1) ... [2024-11-13 21:15:34,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34" (1/1) ... [2024-11-13 21:15:34,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34" (1/1) ... [2024-11-13 21:15:34,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:15:34,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:15:34,438 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:15:34,438 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:15:34,439 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:15:34" (1/1) ... [2024-11-13 21:15:34,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:15:34,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:15:34,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:15:34,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:15:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:15:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:15:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 21:15:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:15:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:15:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:15:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:15:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:15:34,634 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:15:34,636 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:15:34,967 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 21:15:34,967 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:15:35,053 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:15:35,054 INFO L316 CfgBuilder]: Removed 30 assume(true) statements. [2024-11-13 21:15:35,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:15:35 BoogieIcfgContainer [2024-11-13 21:15:35,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:15:35,055 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:15:35,055 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:15:35,065 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:15:35,066 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:15:35" (1/1) ... [2024-11-13 21:15:35,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:15:35,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 74 states and 118 transitions. [2024-11-13 21:15:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 118 transitions. [2024-11-13 21:15:35,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:15:35,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:35,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:35,333 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 21:15:35,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:35,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2024-11-13 21:15:35,372 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2024-11-13 21:15:35,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:15:35,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:35,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:35,794 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 21:15:35,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:35,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2024-11-13 21:15:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2024-11-13 21:15:35,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:15:35,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:35,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:35,924 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 21:15:35,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:35,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 70 states and 103 transitions. [2024-11-13 21:15:35,933 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 103 transitions. [2024-11-13 21:15:35,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:15:35,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:35,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:36,070 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 21:15:36,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:36,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 68 states and 98 transitions. [2024-11-13 21:15:36,105 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 98 transitions. [2024-11-13 21:15:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:15:36,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:36,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:36,278 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 21:15:36,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:36,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2024-11-13 21:15:36,434 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2024-11-13 21:15:36,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:15:36,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:36,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:36,501 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 21:15:36,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:36,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2024-11-13 21:15:36,516 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2024-11-13 21:15:36,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:15:36,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:36,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:36,644 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 21:15:36,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:36,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2024-11-13 21:15:36,697 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2024-11-13 21:15:36,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:15:36,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:36,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:36,785 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 21:15:36,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:36,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 70 states and 95 transitions. [2024-11-13 21:15:36,845 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 95 transitions. [2024-11-13 21:15:36,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:15:36,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:36,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:36,978 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 21:15:37,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:37,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 76 states and 101 transitions. [2024-11-13 21:15:37,450 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 101 transitions. [2024-11-13 21:15:37,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 21:15:37,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:37,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:37,775 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 21:15:37,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:37,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 74 states and 97 transitions. [2024-11-13 21:15:37,842 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2024-11-13 21:15:37,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:15:37,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:37,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:39,459 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 21:15:42,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:42,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2024-11-13 21:15:42,042 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2024-11-13 21:15:42,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:15:42,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:42,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:42,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:15:42,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:42,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 83 states and 110 transitions. [2024-11-13 21:15:42,242 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 110 transitions. [2024-11-13 21:15:42,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:15:42,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:42,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:43,406 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 21:15:47,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:47,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 97 states and 128 transitions. [2024-11-13 21:15:47,391 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 128 transitions. [2024-11-13 21:15:47,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:15:47,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:47,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:47,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:15:48,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:48,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 90 states and 119 transitions. [2024-11-13 21:15:48,084 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 119 transitions. [2024-11-13 21:15:48,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:15:48,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:48,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:48,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:49,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:15:53,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:53,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 100 states and 137 transitions. [2024-11-13 21:15:53,053 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 137 transitions. [2024-11-13 21:15:53,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:15:53,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:53,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:53,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:15:53,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 101 states and 137 transitions. [2024-11-13 21:15:53,664 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 137 transitions. [2024-11-13 21:15:53,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:15:53,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:53,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:54,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:15:58,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:58,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 110 states and 151 transitions. [2024-11-13 21:15:58,793 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 151 transitions. [2024-11-13 21:15:58,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:15:58,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:58,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:58,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:16:01,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:16:01,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 121 states and 168 transitions. [2024-11-13 21:16:01,607 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 168 transitions. [2024-11-13 21:16:01,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 21:16:01,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:16:01,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:16:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:02,240 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:16:04,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:16:04,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 126 states and 179 transitions. [2024-11-13 21:16:04,592 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 179 transitions. [2024-11-13 21:16:04,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:16:04,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:16:04,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:16:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:16:04,623 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:16:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:16:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:16:04,745 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:16:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:16:04,841 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2024-11-13 21:16:04,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:16:04 ImpRootNode [2024-11-13 21:16:04,894 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:16:04,895 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:16:04,895 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:16:04,895 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:16:04,896 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:15:35" (3/4) ... [2024-11-13 21:16:04,897 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:16:04,959 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:16:04,959 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:16:04,960 INFO L158 Benchmark]: Toolchain (without parser) took 31185.73ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 91.3MB in the beginning and 145.0MB in the end (delta: -53.7MB). Peak memory consumption was 99.5MB. Max. memory is 16.1GB. [2024-11-13 21:16:04,961 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:16:04,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 574.67ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 73.0MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:16:04,963 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.53ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 70.9MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:16:04,964 INFO L158 Benchmark]: Boogie Preprocessor took 32.60ms. Allocated memory is still 117.4MB. Free memory was 70.9MB in the beginning and 69.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:16:04,964 INFO L158 Benchmark]: RCFGBuilder took 616.84ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 41.3MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:16:04,964 INFO L158 Benchmark]: CodeCheck took 29839.40ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 41.3MB in the beginning and 150.1MB in the end (delta: -108.8MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-11-13 21:16:04,964 INFO L158 Benchmark]: Witness Printer took 64.73ms. Allocated memory is still 268.4MB. Free memory was 147.9MB in the beginning and 145.0MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:16:04,967 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: 29.8s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3358 SdHoareTripleChecker+Valid, 8.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1393 mSDsluCounter, 1712 SdHoareTripleChecker+Invalid, 7.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1030 mSDsCounter, 661 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3188 IncrementalHoareTripleChecker+Invalid, 3849 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 661 mSolverCounterUnsat, 682 mSDtfsCounter, 3188 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2629 GetRequests, 2362 SyntacticMatches, 29 SemanticMatches, 238 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21402 ImplicationChecksByTransitivity, 23.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 382 NumberOfCodeBlocks, 382 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 333 ConstructedInterpolants, 0 QuantifiedInterpolants, 2809 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 14 PerfectInterpolantSequences, 6/12 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: 1036]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1002] SLL* list = malloc(sizeof(SLL)); [L1003] list->next = ((void*)0) VAL [list={46140:0}] [L1004] COND FALSE !(!(list != ((void*)0))) VAL [list={46140:0}] [L1004] COND FALSE !(__VERIFIER_nondet_int()) [L1004] list->inner = malloc(sizeof(SLL)) [L1004] EXPR list->inner [L1004] list->inner->next = ((void*)0) [L1004] EXPR list->inner [L1004] list->inner->inner = ((void*)0) [L1004] EXPR list->inner [L1004] EXPR list->inner != ((void*)0) || list->inner == ((void*)0) VAL [list={46140:0}] [L1004] COND FALSE !(!(list->inner != ((void*)0) || list->inner == ((void*)0))) [L1006] SLL* end = list; VAL [end={46140:0}, list={46140:0}] [L1009] COND FALSE !(__VERIFIER_nondet_int()) [L1019] end = ((void*)0) [L1020] end = list VAL [end={46140:0}, list={46140:0}] [L1023] COND FALSE !(!(((void*)0) != end)) VAL [end={46140:0}, list={46140:0}] [L1025] COND TRUE ((void*)0) != end [L1027] int len = 0; [L1028] EXPR end->inner [L1028] SLL* inner = end->inner; [L1029] COND TRUE ((void*)0) != inner [L1031] COND TRUE len == 0 [L1032] len = 1 VAL [end={46140:0}, inner={46139:0}, len=1, list={46140:0}] [L1035] COND FALSE !(!(((void*)0) != inner)) VAL [end={46140:0}, inner={46139:0}, len=1, list={46140:0}] [L1036] EXPR inner->inner VAL [end={46140:0}, inner={46139:0}, len=1, list={46140:0}] [L1036] COND FALSE !(!(((void*)0) == inner->inner)) [L1037] EXPR inner->next VAL [end={46140:0}, inner={46139:0}, len=1, list={46140:0}] [L1037] COND FALSE !(!(((void*)0) == inner->next)) [L1038] EXPR inner->inner [L1038] inner = inner->inner [L1039] COND TRUE len == 1 [L1040] EXPR inner->inner [L1040] inner = inner->inner VAL [end={46140:0}, inner={46140:20250}, len=1, list={46140:0}] [L1029] COND TRUE ((void*)0) != inner [L1031] COND FALSE !(len == 0) [L1034] len = 2 VAL [end={46140:0}, inner={46140:20250}, len=2, list={46140:0}] [L1035] COND FALSE !(!(((void*)0) != inner)) VAL [end={46140:0}, inner={46140:20250}, len=2, list={46140:0}] [L1036] EXPR inner->inner VAL [end={46140:0}, inner={46140:20250}, len=2, list={46140:0}] [L1036] COND TRUE !(((void*)0) == inner->inner) [L1036] reach_error() VAL [end={46140:0}, inner={46140:20250}, len=2, list={46140:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 574.67ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 73.0MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.53ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 70.9MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.60ms. Allocated memory is still 117.4MB. Free memory was 70.9MB in the beginning and 69.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 616.84ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 41.3MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 29839.40ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 41.3MB in the beginning and 150.1MB in the end (delta: -108.8MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * Witness Printer took 64.73ms. Allocated memory is still 268.4MB. Free memory was 147.9MB in the beginning and 145.0MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:16:05,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a687de26-16a4-4fcd-a847-a6552e07640e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE