/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 2 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 10:50:59,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 10:50:59,599 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 10:50:59,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 10:50:59,605 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 10:50:59,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 10:50:59,636 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 10:50:59,637 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 10:50:59,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 10:50:59,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 10:50:59,641 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 10:50:59,642 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 10:50:59,642 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 10:50:59,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 10:50:59,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 10:50:59,644 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 10:50:59,644 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 10:50:59,644 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 10:50:59,645 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 10:50:59,645 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 10:50:59,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 10:50:59,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 10:50:59,646 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 10:50:59,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 10:50:59,646 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 10:50:59,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 10:50:59,646 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 10:50:59,647 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 10:50:59,647 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 10:50:59,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 10:50:59,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 10:50:59,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 10:50:59,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 10:50:59,649 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 10:50:59,649 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 10:50:59,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 10:50:59,649 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 10:50:59,649 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 10:50:59,650 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 10:50:59,650 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 2 [2024-04-05 10:50:59,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 10:50:59,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 10:50:59,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 10:50:59,928 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 10:50:59,929 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 10:50:59,930 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-04-05 10:51:01,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 10:51:01,452 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 10:51:01,452 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2024-04-05 10:51:01,472 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d774f965b/e85ecbc681e3460c9e52b32c043e2fbc/FLAGd5113fd64 [2024-04-05 10:51:01,492 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d774f965b/e85ecbc681e3460c9e52b32c043e2fbc [2024-04-05 10:51:01,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 10:51:01,496 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 10:51:01,501 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 10:51:01,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 10:51:01,507 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 10:51:01,508 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 10:51:01" (1/1) ... [2024-04-05 10:51:01,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec370d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:51:01, skipping insertion in model container [2024-04-05 10:51:01,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 10:51:01" (1/1) ... [2024-04-05 10:51:01,559 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 10:51:01,705 WARN L240 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] [2024-04-05 10:51:02,081 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2024-04-05 10:51:02,082 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@453b6d39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 10:51:02, skipping insertion in model container [2024-04-05 10:51:02,082 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 10:51:02,082 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-04-05 10:51:02,084 INFO L158 Benchmark]: Toolchain (without parser) took 587.02ms. Allocated memory is still 275.8MB. Free memory was 202.1MB in the beginning and 185.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-04-05 10:51:02,084 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 159.4MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 10:51:02,085 INFO L158 Benchmark]: CACSL2BoogieTranslator took 580.82ms. Allocated memory is still 275.8MB. Free memory was 201.6MB in the beginning and 185.9MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2024-04-05 10:51:02,086 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 159.4MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 580.82ms. Allocated memory is still 275.8MB. Free memory was 201.6MB in the beginning and 185.9MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * 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...