./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.2024-06-19_11-23-25.files/mutex-meet-nonrel/pthread-finding-k-matches.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2cc22fce 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.2024-06-19_11-23-25.files/mutex-meet-nonrel/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.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2cc22fc-m [2024-07-22 20:32:00,102 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-22 20:32:00,229 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-22 20:32:00,233 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-22 20:32:00,234 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-22 20:32:00,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-22 20:32:00,274 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-22 20:32:00,274 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-22 20:32:00,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-22 20:32:00,278 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-22 20:32:00,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-22 20:32:00,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-22 20:32:00,279 INFO L153 SettingsManager]: * Use SBE=true [2024-07-22 20:32:00,281 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-22 20:32:00,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-22 20:32:00,281 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-22 20:32:00,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-22 20:32:00,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-22 20:32:00,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-22 20:32:00,284 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-22 20:32:00,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-22 20:32:00,285 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-22 20:32:00,285 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-22 20:32:00,285 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-22 20:32:00,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-22 20:32:00,286 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-22 20:32:00,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-22 20:32:00,287 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-22 20:32:00,287 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-22 20:32:00,287 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-22 20:32:00,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 20:32:00,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-22 20:32:00,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-22 20:32:00,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-22 20:32:00,301 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-22 20:32:00,301 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-22 20:32:00,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-22 20:32:00,301 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-22 20:32:00,302 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-22 20:32:00,302 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-22 20:32:00,302 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-22 20:32:00,302 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-22 20:32:00,302 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-07-22 20:32:00,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-22 20:32:00,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-22 20:32:00,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-22 20:32:00,590 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-22 20:32:00,590 INFO L274 PluginConnector]: CDTParser initialized [2024-07-22 20:32:00,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-07-22 20:32:01,693 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-22 20:32:01,915 INFO L384 CDTParser]: Found 1 translation units. [2024-07-22 20:32:01,915 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-07-22 20:32:01,937 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/312f6c82e/a3e34176deb843b797b76a8666d21d60/FLAGbee9ce579 [2024-07-22 20:32:01,951 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/312f6c82e/a3e34176deb843b797b76a8666d21d60 [2024-07-22 20:32:01,953 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-22 20:32:01,954 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-22 20:32:01,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/pthread-finding-k-matches.yml/witness.yml [2024-07-22 20:32:02,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-22 20:32:02,068 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-07-22 20:32:02,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-22 20:32:02,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-22 20:32:02,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-22 20:32:02,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:32:01" (1/2) ... [2024-07-22 20:32:02,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f4dfbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:32:02, skipping insertion in model container [2024-07-22 20:32:02,075 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:32:01" (1/2) ... [2024-07-22 20:32:02,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cd2e471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:32:02, skipping insertion in model container [2024-07-22 20:32:02,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:32:02" (2/2) ... [2024-07-22 20:32:02,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f4dfbf and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:32:02, skipping insertion in model container [2024-07-22 20:32:02,079 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:32:02" (2/2) ... [2024-07-22 20:32:02,079 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-22 20:32:02,130 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-22 20:32:02,132 INFO L97 edCorrectnessWitness]: Location invariant before [L1382-L1385] (((((((((! multithreaded || 0 <= count) && (! multithreaded || 0 <= count)) && (! multithreaded || iterations == 500)) && (! multithreaded || iterations == 500)) && (! multithreaded || (-2147483648. <= search_no && search_no <= 2147483647.))) && (! multithreaded || (-2147483648. <= search_no && search_no <= 2147483647.))) && (! multithreaded || num_threads == 2)) && (! multithreaded || num_threads == 2)) && (! 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))) [2024-07-22 20:32:02,132 INFO L103 edCorrectnessWitness]: ghost_variable count_mutex_locked = 0 [2024-07-22 20:32:02,132 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-22 20:32:02,132 INFO L106 edCorrectnessWitness]: ghost_update [L1336-L1336] count_mutex_locked = 1; [2024-07-22 20:32:02,132 INFO L106 edCorrectnessWitness]: ghost_update [L1381-L1381] multithreaded = 1; [2024-07-22 20:32:02,132 INFO L106 edCorrectnessWitness]: ghost_update [L1338-L1338] count_mutex_locked = 0; [2024-07-22 20:32:02,177 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-22 20:32:02,360 WARN L247 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] [2024-07-22 20:32:02,568 ERROR L334 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2024-07-22 20:32:02,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cd2e471 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:32:02, skipping insertion in model container [2024-07-22 20:32:02,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-22 20:32:02,569 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-22 20:32:02,571 INFO L158 Benchmark]: Toolchain (without parser) took 501.84ms. Allocated memory is still 172.0MB. Free memory was 94.8MB in the beginning and 133.2MB in the end (delta: -38.4MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-07-22 20:32:02,571 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 172.0MB. Free memory is still 132.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 20:32:02,571 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 172.0MB. Free memory is still 98.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 20:32:02,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 499.77ms. Allocated memory is still 172.0MB. Free memory was 94.6MB in the beginning and 133.2MB in the end (delta: -38.6MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-07-22 20:32:02,574 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 172.0MB. Free memory is still 132.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 172.0MB. Free memory is still 98.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 499.77ms. Allocated memory is still 172.0MB. Free memory was 94.6MB in the beginning and 133.2MB in the end (delta: -38.6MB). Peak memory consumption was 18.3MB. 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.2024-06-19_11-23-25.files/mutex-meet-nonrel/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.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2cc22fc-m [2024-07-22 20:32:04,630 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-22 20:32:04,702 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-07-22 20:32:04,711 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-22 20:32:04,712 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-22 20:32:04,743 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-22 20:32:04,745 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-22 20:32:04,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-22 20:32:04,745 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-22 20:32:04,748 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-22 20:32:04,749 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-22 20:32:04,749 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-22 20:32:04,749 INFO L153 SettingsManager]: * Use SBE=true [2024-07-22 20:32:04,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-22 20:32:04,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-22 20:32:04,751 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-22 20:32:04,751 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-22 20:32:04,751 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-22 20:32:04,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-22 20:32:04,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-22 20:32:04,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-22 20:32:04,752 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-07-22 20:32:04,753 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-22 20:32:04,753 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-07-22 20:32:04,753 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-22 20:32:04,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-22 20:32:04,753 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-22 20:32:04,754 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-22 20:32:04,754 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-22 20:32:04,754 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-22 20:32:04,755 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-22 20:32:04,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 20:32:04,755 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-22 20:32:04,755 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-22 20:32:04,756 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-22 20:32:04,756 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-07-22 20:32:04,756 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-22 20:32:04,756 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-07-22 20:32:04,756 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-22 20:32:04,757 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-22 20:32:04,757 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-22 20:32:04,757 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-22 20:32:04,757 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-22 20:32:04,758 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-07-22 20:32:04,758 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-07-22 20:32:05,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-22 20:32:05,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-22 20:32:05,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-22 20:32:05,053 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-22 20:32:05,053 INFO L274 PluginConnector]: CDTParser initialized [2024-07-22 20:32:05,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-07-22 20:32:06,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-22 20:32:06,439 INFO L384 CDTParser]: Found 1 translation units. [2024-07-22 20:32:06,439 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-07-22 20:32:06,457 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9ed5412d2/024dc006022040c9b8e420ede6e10900/FLAG4361a8b72 [2024-07-22 20:32:06,471 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9ed5412d2/024dc006022040c9b8e420ede6e10900 [2024-07-22 20:32:06,473 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-22 20:32:06,474 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-22 20:32:06,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/pthread-finding-k-matches.yml/witness.yml [2024-07-22 20:32:06,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-22 20:32:06,570 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-07-22 20:32:06,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-22 20:32:06,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-22 20:32:06,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-22 20:32:06,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:32:06" (1/2) ... [2024-07-22 20:32:06,575 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d3c711d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:32:06, skipping insertion in model container [2024-07-22 20:32:06,575 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 08:32:06" (1/2) ... [2024-07-22 20:32:06,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ff598c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 08:32:06, skipping insertion in model container [2024-07-22 20:32:06,578 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:32:06" (2/2) ... [2024-07-22 20:32:06,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d3c711d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:32:06, skipping insertion in model container [2024-07-22 20:32:06,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 08:32:06" (2/2) ... [2024-07-22 20:32:06,579 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-22 20:32:06,620 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-22 20:32:06,621 INFO L97 edCorrectnessWitness]: Location invariant before [L1382-L1385] (((((((((! multithreaded || 0 <= count) && (! multithreaded || 0 <= count)) && (! multithreaded || iterations == 500)) && (! multithreaded || iterations == 500)) && (! multithreaded || (-2147483648. <= search_no && search_no <= 2147483647.))) && (! multithreaded || (-2147483648. <= search_no && search_no <= 2147483647.))) && (! multithreaded || num_threads == 2)) && (! multithreaded || num_threads == 2)) && (! 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))) [2024-07-22 20:32:06,621 INFO L103 edCorrectnessWitness]: ghost_variable count_mutex_locked = 0 [2024-07-22 20:32:06,621 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-22 20:32:06,621 INFO L106 edCorrectnessWitness]: ghost_update [L1381-L1381] multithreaded = 1; [2024-07-22 20:32:06,621 INFO L106 edCorrectnessWitness]: ghost_update [L1336-L1336] count_mutex_locked = 1; [2024-07-22 20:32:06,622 INFO L106 edCorrectnessWitness]: ghost_update [L1338-L1338] count_mutex_locked = 0; [2024-07-22 20:32:06,668 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-22 20:32:06,817 WARN L247 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] [2024-07-22 20:32:07,126 ERROR L334 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2024-07-22 20:32:07,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ff598c3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 08:32:07, skipping insertion in model container [2024-07-22 20:32:07,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-22 20:32:07,127 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-22 20:32:07,129 INFO L158 Benchmark]: Toolchain (without parser) took 557.68ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 31.2MB in the beginning and 46.9MB in the end (delta: -15.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-07-22 20:32:07,129 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 37.7MB in the beginning and 37.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 20:32:07,130 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 20:32:07,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.07ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 31.0MB in the beginning and 47.2MB in the end (delta: -16.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-07-22 20:32:07,132 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 37.7MB in the beginning and 37.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.07ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 31.0MB in the beginning and 47.2MB in the end (delta: -16.2MB). Peak memory consumption was 10.5MB. 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