./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.2024-08-08_07-59-58.files/mutex-meet-ghost/pthread-finding-k-matches.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 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.2024-08-08_07-59-58.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.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.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-22 22:44:12,854 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-22 22:44:12,921 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-22 22:44:12,926 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-22 22:44:12,927 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-22 22:44:12,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-22 22:44:12,958 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-22 22:44:12,959 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-22 22:44:12,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-22 22:44:12,961 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-22 22:44:12,961 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-22 22:44:12,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-22 22:44:12,962 INFO L153 SettingsManager]: * Use SBE=true [2024-08-22 22:44:12,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-22 22:44:12,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-22 22:44:12,963 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-22 22:44:12,963 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-22 22:44:12,963 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-22 22:44:12,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-22 22:44:12,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-22 22:44:12,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-22 22:44:12,969 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-22 22:44:12,970 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-22 22:44:12,970 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-22 22:44:12,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-22 22:44:12,970 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-22 22:44:12,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-22 22:44:12,971 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-22 22:44:12,971 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-22 22:44:12,972 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-22 22:44:12,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-22 22:44:12,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-22 22:44:12,973 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-22 22:44:12,973 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-22 22:44:12,973 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-22 22:44:12,973 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-22 22:44:12,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-22 22:44:12,974 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-22 22:44:12,974 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-22 22:44:12,974 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-22 22:44:12,974 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-22 22:44:12,975 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-22 22:44:12,975 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-22 22:44:13,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-22 22:44:13,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-22 22:44:13,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-22 22:44:13,278 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-22 22:44:13,278 INFO L274 PluginConnector]: CDTParser initialized [2024-08-22 22:44:13,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-08-22 22:44:14,709 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-22 22:44:15,050 INFO L384 CDTParser]: Found 1 translation units. [2024-08-22 22:44:15,051 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-08-22 22:44:15,085 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d3d11b96e/a984284da8e94af3afd8786245696fbf/FLAG994a0f481 [2024-08-22 22:44:15,288 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d3d11b96e/a984284da8e94af3afd8786245696fbf [2024-08-22 22:44:15,291 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-22 22:44:15,292 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-22 22:44:15,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/pthread-finding-k-matches.yml/witness.yml [2024-08-22 22:44:15,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-22 22:44:15,410 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-22 22:44:15,411 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-22 22:44:15,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-22 22:44:15,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-22 22:44:15,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:44:15" (1/2) ... [2024-08-22 22:44:15,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@463a2a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:15, skipping insertion in model container [2024-08-22 22:44:15,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:44:15" (1/2) ... [2024-08-22 22:44:15,419 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6284201d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:15, skipping insertion in model container [2024-08-22 22:44:15,419 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:44:15" (2/2) ... [2024-08-22 22:44:15,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@463a2a60 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:44:15, skipping insertion in model container [2024-08-22 22:44:15,420 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:44:15" (2/2) ... [2024-08-22 22:44:15,420 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-22 22:44:15,468 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-22 22:44:15,470 INFO L97 edCorrectnessWitness]: 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))) [2024-08-22 22:44:15,470 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-22 22:44:15,470 INFO L103 edCorrectnessWitness]: ghost_variable count_mutex_locked = 0 [2024-08-22 22:44:15,471 INFO L106 edCorrectnessWitness]: ghost_update [L1336-L1336] count_mutex_locked = 1; [2024-08-22 22:44:15,471 INFO L106 edCorrectnessWitness]: ghost_update [L1381-L1381] multithreaded = 1; [2024-08-22 22:44:15,471 INFO L106 edCorrectnessWitness]: ghost_update [L1338-L1338] count_mutex_locked = 0; [2024-08-22 22:44:15,536 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-22 22:44:15,716 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] [2024-08-22 22:44:16,026 ERROR L334 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2024-08-22 22:44:16,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6284201d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:44:16, skipping insertion in model container [2024-08-22 22:44:16,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-22 22:44:16,027 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-22 22:44:16,029 INFO L158 Benchmark]: Toolchain (without parser) took 618.18ms. Allocated memory is still 148.9MB. Free memory was 114.9MB in the beginning and 93.3MB in the end (delta: 21.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-08-22 22:44:16,029 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 148.9MB. Free memory is still 122.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 22:44:16,029 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 148.9MB. Free memory is still 118.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 22:44:16,030 INFO L158 Benchmark]: CACSL2BoogieTranslator took 616.14ms. Allocated memory is still 148.9MB. Free memory was 114.9MB in the beginning and 93.3MB in the end (delta: 21.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-08-22 22:44:16,031 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 148.9MB. Free memory is still 122.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 148.9MB. Free memory is still 118.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 616.14ms. Allocated memory is still 148.9MB. Free memory was 114.9MB in the beginning and 93.3MB in the end (delta: 21.6MB). Peak memory consumption was 23.1MB. 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.2024-08-08_07-59-58.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.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.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-22 22:44:18,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-22 22:44:18,146 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-22 22:44:18,152 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-22 22:44:18,153 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-22 22:44:18,189 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-22 22:44:18,189 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-22 22:44:18,190 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-22 22:44:18,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-22 22:44:18,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-22 22:44:18,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-22 22:44:18,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-22 22:44:18,193 INFO L153 SettingsManager]: * Use SBE=true [2024-08-22 22:44:18,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-22 22:44:18,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-22 22:44:18,195 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-22 22:44:18,196 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-22 22:44:18,199 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-22 22:44:18,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-22 22:44:18,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-22 22:44:18,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-22 22:44:18,200 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-22 22:44:18,201 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-22 22:44:18,201 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-22 22:44:18,201 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-22 22:44:18,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-22 22:44:18,202 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-22 22:44:18,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-22 22:44:18,202 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-22 22:44:18,202 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-22 22:44:18,217 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-22 22:44:18,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-22 22:44:18,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-22 22:44:18,219 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-22 22:44:18,219 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-22 22:44:18,220 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-22 22:44:18,220 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-22 22:44:18,220 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-22 22:44:18,221 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-22 22:44:18,221 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-22 22:44:18,222 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-22 22:44:18,222 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-22 22:44:18,222 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-22 22:44:18,223 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-22 22:44:18,223 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-22 22:44:18,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-22 22:44:18,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-22 22:44:18,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-22 22:44:18,580 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-22 22:44:18,581 INFO L274 PluginConnector]: CDTParser initialized [2024-08-22 22:44:18,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-08-22 22:44:20,158 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-22 22:44:20,501 INFO L384 CDTParser]: Found 1 translation units. [2024-08-22 22:44:20,502 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-08-22 22:44:20,525 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/612721251/2163c5fd39e245cf87c602faae843074/FLAG56ba74921 [2024-08-22 22:44:20,541 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/612721251/2163c5fd39e245cf87c602faae843074 [2024-08-22 22:44:20,543 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-22 22:44:20,544 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-22 22:44:20,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/pthread-finding-k-matches.yml/witness.yml [2024-08-22 22:44:20,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-22 22:44:20,676 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-22 22:44:20,679 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-22 22:44:20,680 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-22 22:44:20,684 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-22 22:44:20,685 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:44:20" (1/2) ... [2024-08-22 22:44:20,686 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa4063f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:20, skipping insertion in model container [2024-08-22 22:44:20,687 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:44:20" (1/2) ... [2024-08-22 22:44:20,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77365069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:44:20, skipping insertion in model container [2024-08-22 22:44:20,689 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:44:20" (2/2) ... [2024-08-22 22:44:20,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa4063f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:44:20, skipping insertion in model container [2024-08-22 22:44:20,690 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.08 10:44:20" (2/2) ... [2024-08-22 22:44:20,691 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-22 22:44:20,769 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-22 22:44:20,773 INFO L97 edCorrectnessWitness]: 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))) [2024-08-22 22:44:20,773 INFO L103 edCorrectnessWitness]: ghost_variable count_mutex_locked = 0 [2024-08-22 22:44:20,773 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-22 22:44:20,773 INFO L106 edCorrectnessWitness]: ghost_update [L1338-L1338] count_mutex_locked = 0; [2024-08-22 22:44:20,773 INFO L106 edCorrectnessWitness]: ghost_update [L1336-L1336] count_mutex_locked = 1; [2024-08-22 22:44:20,774 INFO L106 edCorrectnessWitness]: ghost_update [L1381-L1381] multithreaded = 1; [2024-08-22 22:44:20,828 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-22 22:44:21,016 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] [2024-08-22 22:44:21,254 ERROR L334 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2024-08-22 22:44:21,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77365069 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.08 10:44:21, skipping insertion in model container [2024-08-22 22:44:21,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-22 22:44:21,255 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-22 22:44:21,257 INFO L158 Benchmark]: Toolchain (without parser) took 579.92ms. Allocated memory is still 79.7MB. Free memory was 41.5MB in the beginning and 40.6MB in the end (delta: 927.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-08-22 22:44:21,257 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 54.5MB. Free memory was 29.4MB in the beginning and 29.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 22:44:21,258 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 79.7MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-22 22:44:21,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 575.99ms. Allocated memory is still 79.7MB. Free memory was 41.3MB in the beginning and 40.6MB in the end (delta: 731.9kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-08-22 22:44:21,261 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 54.5MB. Free memory was 29.4MB in the beginning and 29.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 79.7MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 575.99ms. Allocated memory is still 79.7MB. Free memory was 41.3MB in the beginning and 40.6MB in the end (delta: 731.9kB). Peak memory consumption was 6.3MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN