./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/pthread-finding-k-matches.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/pthread-finding-k-matches.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-22 17:32:48,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-22 17:32:48,897 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-22 17:32:48,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-22 17:32:48,901 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-22 17:32:48,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-22 17:32:48,927 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-22 17:32:48,928 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-22 17:32:48,928 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-22 17:32:48,930 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-22 17:32:48,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-22 17:32:48,931 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-22 17:32:48,932 INFO L153 SettingsManager]: * Use SBE=true [2024-09-22 17:32:48,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-22 17:32:48,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-22 17:32:48,936 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-22 17:32:48,936 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-22 17:32:48,936 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-22 17:32:48,937 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-22 17:32:48,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-22 17:32:48,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-22 17:32:48,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-22 17:32:48,938 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-22 17:32:48,938 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-22 17:32:48,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-22 17:32:48,938 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-22 17:32:48,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-22 17:32:48,939 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-22 17:32:48,939 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-22 17:32:48,939 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-22 17:32:48,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-22 17:32:48,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-22 17:32:48,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-22 17:32:48,940 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-22 17:32:48,941 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-22 17:32:48,941 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-22 17:32:48,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-22 17:32:48,941 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-22 17:32:48,941 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-22 17:32:48,942 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-22 17:32:48,942 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-22 17:32:48,943 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:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-22 17:32:49,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-22 17:32:49,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-22 17:32:49,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-22 17:32:49,186 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-22 17:32:49,186 INFO L274 PluginConnector]: CDTParser initialized [2024-09-22 17:32:49,187 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-09-22 17:32:50,547 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-22 17:32:50,835 INFO L384 CDTParser]: Found 1 translation units. [2024-09-22 17:32:50,836 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-09-22 17:32:50,861 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/07f0ece7c/a72c897f15974af6bd0d5e0844c5cbcb/FLAG2af9621af [2024-09-22 17:32:50,877 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/07f0ece7c/a72c897f15974af6bd0d5e0844c5cbcb [2024-09-22 17:32:50,879 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-22 17:32:50,880 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-22 17:32:50,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/pthread-finding-k-matches.yml/witness.yml [2024-09-22 17:32:50,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-22 17:32:50,945 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-22 17:32:50,948 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-22 17:32:50,948 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-22 17:32:50,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-22 17:32:50,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 05:32:50" (1/2) ... [2024-09-22 17:32:50,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba52ed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 05:32:50, skipping insertion in model container [2024-09-22 17:32:50,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 05:32:50" (1/2) ... [2024-09-22 17:32:50,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2924c036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 05:32:50, skipping insertion in model container [2024-09-22 17:32:50,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.09 05:32:50" (2/2) ... [2024-09-22 17:32:50,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba52ed0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.09 05:32:50, skipping insertion in model container [2024-09-22 17:32:50,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.09 05:32:50" (2/2) ... [2024-09-22 17:32:51,006 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-22 17:32:51,007 INFO L1541 ArrayList]: Location invariant before [L1382-L1385] (((((((((! multithreaded || num_threads == 2) && (! multithreaded || num_threads == 2)) && (! multithreaded || (-2147483648. <= search_no && search_no <= 2147483647.))) && (! multithreaded || (-2147483648. <= search_no && search_no <= 2147483647.))) && (! multithreaded || iterations == 500)) && (! multithreaded || iterations == 500)) && (! multithreaded || 0 <= count)) && (! multithreaded || 0 <= count)) && (! multithreaded || (count_mutex_locked || ((((0 <= count && -2147483648. <= search_no) && search_no <= 2147483647.) && num_threads == 2) && iterations == 500)))) && (! multithreaded || (count_mutex_locked || ((((0 <= count && -2147483648. <= search_no) && search_no <= 2147483647.) && num_threads == 2) && iterations == 500))) [2024-09-22 17:32:51,007 INFO L1541 ArrayList]: ghost_variable count_mutex_locked = 0 [2024-09-22 17:32:51,007 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-22 17:32:51,007 INFO L1541 ArrayList]: ghost_update [L1381-L1381] multithreaded = 1; [2024-09-22 17:32:51,007 INFO L1541 ArrayList]: ghost_update [L1336-L1336] count_mutex_locked = 1; [2024-09-22 17:32:51,008 INFO L1541 ArrayList]: ghost_update [L1338-L1338] count_mutex_locked = 0; [2024-09-22 17:32:51,054 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-22 17:32:51,297 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2024-09-22 17:32:51,579 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2024-09-22 17:32:51,580 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2924c036 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.09 05:32:51, skipping insertion in model container [2024-09-22 17:32:51,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-22 17:32:51,581 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-22 17:32:51,582 INFO L158 Benchmark]: Toolchain (without parser) took 636.79ms. Allocated memory is still 155.2MB. Free memory was 95.6MB in the beginning and 118.5MB in the end (delta: -22.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-22 17:32:51,582 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-22 17:32:51,583 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 155.2MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-22 17:32:51,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 632.86ms. Allocated memory is still 155.2MB. Free memory was 95.6MB in the beginning and 118.5MB in the end (delta: -22.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-22 17:32:51,585 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.21ms. Allocated memory is still 155.2MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 632.86ms. Allocated memory is still 155.2MB. Free memory was 95.6MB in the beginning and 118.5MB in the end (delta: -22.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/pthread-finding-k-matches.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-22 17:32:53,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-22 17:32:53,614 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-09-22 17:32:53,620 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-22 17:32:53,621 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-22 17:32:53,654 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-22 17:32:53,655 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-22 17:32:53,655 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-22 17:32:53,656 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-22 17:32:53,656 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-22 17:32:53,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-22 17:32:53,657 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-22 17:32:53,658 INFO L153 SettingsManager]: * Use SBE=true [2024-09-22 17:32:53,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-22 17:32:53,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-22 17:32:53,659 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-22 17:32:53,659 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-22 17:32:53,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-22 17:32:53,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-22 17:32:53,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-22 17:32:53,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-22 17:32:53,666 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-22 17:32:53,666 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-22 17:32:53,666 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-22 17:32:53,666 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-22 17:32:53,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-22 17:32:53,667 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-22 17:32:53,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-22 17:32:53,667 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-22 17:32:53,667 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-22 17:32:53,668 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-22 17:32:53,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-22 17:32:53,669 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-22 17:32:53,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-22 17:32:53,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-22 17:32:53,670 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-22 17:32:53,670 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-22 17:32:53,670 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-22 17:32:53,670 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-22 17:32:53,670 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-22 17:32:53,670 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-22 17:32:53,671 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-22 17:32:53,671 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-22 17:32:53,671 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-22 17:32:53,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-22 17:32:54,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-22 17:32:54,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-22 17:32:54,017 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-22 17:32:54,017 INFO L274 PluginConnector]: CDTParser initialized [2024-09-22 17:32:54,018 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-09-22 17:32:55,470 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-22 17:32:55,799 INFO L384 CDTParser]: Found 1 translation units. [2024-09-22 17:32:55,800 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-09-22 17:32:55,820 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b815ba938/9d4989893a114370bf70c9aee9e29df2/FLAG68ad9aff1 [2024-09-22 17:32:55,832 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b815ba938/9d4989893a114370bf70c9aee9e29df2 [2024-09-22 17:32:55,834 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-22 17:32:55,835 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-22 17:32:55,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/pthread-finding-k-matches.yml/witness.yml [2024-09-22 17:32:55,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-22 17:32:55,906 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-22 17:32:55,908 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-22 17:32:55,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-22 17:32:55,912 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-22 17:32:55,913 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 05:32:55" (1/2) ... [2024-09-22 17:32:55,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167195b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 05:32:55, skipping insertion in model container [2024-09-22 17:32:55,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.09 05:32:55" (1/2) ... [2024-09-22 17:32:55,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5216c292 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.09 05:32:55, skipping insertion in model container [2024-09-22 17:32:55,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.09 05:32:55" (2/2) ... [2024-09-22 17:32:55,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167195b3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.09 05:32:55, skipping insertion in model container [2024-09-22 17:32:55,916 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.09 05:32:55" (2/2) ... [2024-09-22 17:32:55,978 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-22 17:32:55,978 INFO L1541 ArrayList]: Location invariant before [L1382-L1385] (((((((((! multithreaded || num_threads == 2) && (! multithreaded || num_threads == 2)) && (! multithreaded || (-2147483648. <= search_no && search_no <= 2147483647.))) && (! multithreaded || (-2147483648. <= search_no && search_no <= 2147483647.))) && (! multithreaded || iterations == 500)) && (! multithreaded || iterations == 500)) && (! multithreaded || 0 <= count)) && (! multithreaded || 0 <= count)) && (! multithreaded || (count_mutex_locked || ((((0 <= count && -2147483648. <= search_no) && search_no <= 2147483647.) && num_threads == 2) && iterations == 500)))) && (! multithreaded || (count_mutex_locked || ((((0 <= count && -2147483648. <= search_no) && search_no <= 2147483647.) && num_threads == 2) && iterations == 500))) [2024-09-22 17:32:55,978 INFO L1541 ArrayList]: ghost_variable count_mutex_locked = 0 [2024-09-22 17:32:55,978 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-22 17:32:55,979 INFO L1541 ArrayList]: ghost_update [L1336-L1336] count_mutex_locked = 1; [2024-09-22 17:32:55,979 INFO L1541 ArrayList]: ghost_update [L1381-L1381] multithreaded = 1; [2024-09-22 17:32:55,979 INFO L1541 ArrayList]: ghost_update [L1338-L1338] count_mutex_locked = 0; [2024-09-22 17:32:56,030 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-22 17:32:56,241 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2024-09-22 17:32:56,650 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2024-09-22 17:32:56,651 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5216c292 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.09 05:32:56, skipping insertion in model container [2024-09-22 17:32:56,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-22 17:32:56,652 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-22 17:32:56,654 INFO L158 Benchmark]: Toolchain (without parser) took 747.03ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 34.9MB in the beginning and 55.4MB in the end (delta: -20.5MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-09-22 17:32:56,654 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 62.9MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-22 17:32:56,655 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 37.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-22 17:32:56,656 INFO L158 Benchmark]: CACSL2BoogieTranslator took 744.28ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 34.7MB in the beginning and 55.4MB in the end (delta: -20.7MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-09-22 17:32:56,658 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 62.9MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 37.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 744.28ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 34.7MB in the beginning and 55.4MB in the end (delta: -20.7MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN