/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 08:35:50,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 08:35:50,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 08:35:50,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 08:35:50,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 08:35:50,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 08:35:50,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 08:35:50,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 08:35:50,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 08:35:50,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 08:35:50,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 08:35:50,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 08:35:50,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 08:35:50,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 08:35:50,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 08:35:50,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 08:35:50,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 08:35:50,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 08:35:50,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 08:35:50,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 08:35:50,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 08:35:50,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 08:35:50,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 08:35:50,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 08:35:50,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 08:35:50,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 08:35:50,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 08:35:50,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 08:35:50,651 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-03-16 08:35:50,679 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 08:35:50,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 08:35:50,679 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 08:35:50,679 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 08:35:50,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 08:35:50,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 08:35:50,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 08:35:50,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 08:35:50,681 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 08:35:50,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 08:35:50,681 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 08:35:50,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 08:35:50,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 08:35:50,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 08:35:50,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 08:35:50,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 08:35:50,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 08:35:50,683 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 08:35:50,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 08:35:50,688 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 08:35:50,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 08:35:50,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 08:35:50,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 08:35:50,689 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 08:35:50,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 08:35:50,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 08:35:50,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 08:35:50,689 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 08:35:50,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 08:35:50,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 08:35:50,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 08:35:50,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 08:35:50,690 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 08:35:50,690 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 08:35:50,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 08:35:50,691 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 08:35:50,691 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 08:35:50,691 INFO L138 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 08:35:50,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 08:35:50,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 08:35:50,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 08:35:50,983 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 08:35:50,984 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 08:35:50,985 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2022-03-16 08:35:51,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75033136/207bf4e5033f4270b579d119829ed1cb/FLAG3a4d30c12 [2022-03-16 08:35:51,492 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 08:35:51,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2022-03-16 08:35:51,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75033136/207bf4e5033f4270b579d119829ed1cb/FLAG3a4d30c12 [2022-03-16 08:35:51,810 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75033136/207bf4e5033f4270b579d119829ed1cb [2022-03-16 08:35:51,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 08:35:51,813 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 08:35:51,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 08:35:51,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 08:35:51,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 08:35:51,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 08:35:51" (1/1) ... [2022-03-16 08:35:51,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d59fdec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 08:35:51, skipping insertion in model container [2022-03-16 08:35:51,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 08:35:51" (1/1) ... [2022-03-16 08:35:51,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 08:35:51,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 08:35:52,017 WARN L230 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] [2022-03-16 08:35:52,292 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-03-16 08:35:52,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f4f2c54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 08:35:52, skipping insertion in model container [2022-03-16 08:35:52,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 08:35:52,293 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-03-16 08:35:52,295 INFO L158 Benchmark]: Toolchain (without parser) took 480.61ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 98.8MB in the beginning and 157.7MB in the end (delta: -58.9MB). Peak memory consumption was 21.2MB. Max. memory is 8.0GB. [2022-03-16 08:35:52,296 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 157.3MB. Free memory was 117.6MB in the beginning and 117.4MB in the end (delta: 149.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 08:35:52,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.36ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 98.5MB in the beginning and 157.7MB in the end (delta: -59.2MB). Peak memory consumption was 21.2MB. Max. memory is 8.0GB. [2022-03-16 08:35:52,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 157.3MB. Free memory was 117.6MB in the beginning and 117.4MB in the end (delta: 149.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 477.36ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 98.5MB in the beginning and 157.7MB in the end (delta: -59.2MB). Peak memory consumption was 21.2MB. 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...