/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-21 16:24:37,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 16:24:37,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 16:24:37,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-21 16:24:37,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 16:24:37,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 16:24:37,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 16:24:37,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 16:24:37,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 16:24:37,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 16:24:37,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 16:24:37,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 16:24:37,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 16:24:37,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 16:24:37,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 16:24:37,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 16:24:37,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-21 16:24:37,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-21 16:24:37,649 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 16:24:37,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 16:24:37,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-21 16:24:37,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-21 16:24:37,655 INFO L138 SettingsManager]: * Use SBE=true [2021-02-21 16:24:37,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 16:24:37,655 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-21 16:24:37,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 16:24:37,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-21 16:24:37,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 16:24:37,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 16:24:37,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 16:24:37,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 16:24:37,656 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-21 16:24:37,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 16:24:37,657 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 16:24:37,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 16:24:37,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 16:24:37,661 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-21 16:24:37,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 16:24:37,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 16:24:37,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 16:24:37,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-21 16:24:37,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-21 16:24:37,662 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-21 16:24:37,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-21 16:24:37,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 16:24:37,669 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-21 16:24:37,669 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 16:24:38,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 16:24:38,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 16:24:38,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 16:24:38,134 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 16:24:38,134 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 16:24:38,135 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2021-02-21 16:24:38,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d9a41b8c/f780e534b1a74ff1b4fd251f792e102c/FLAGf34751809 [2021-02-21 16:24:39,194 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 16:24:39,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2021-02-21 16:24:39,230 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d9a41b8c/f780e534b1a74ff1b4fd251f792e102c/FLAGf34751809 [2021-02-21 16:24:39,400 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d9a41b8c/f780e534b1a74ff1b4fd251f792e102c [2021-02-21 16:24:39,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 16:24:39,423 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 16:24:39,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 16:24:39,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 16:24:39,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 16:24:39,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:24:39" (1/1) ... [2021-02-21 16:24:39,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f9696dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:39, skipping insertion in model container [2021-02-21 16:24:39,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:24:39" (1/1) ... [2021-02-21 16:24:39,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 16:24:39,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 16:24:39,765 WARN L226 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] [2021-02-21 16:24:40,306 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-02-21 16:24:40,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14f1a3f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:40, skipping insertion in model container [2021-02-21 16:24:40,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 16:24:40,307 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-02-21 16:24:40,310 INFO L168 Benchmark]: Toolchain (without parser) took 899.88 ms. Allocated memory is still 161.5 MB. Free memory was 133.2 MB in the beginning and 117.0 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-02-21 16:24:40,311 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 161.5 MB. Free memory is still 141.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 16:24:40,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 881.57 ms. Allocated memory is still 161.5 MB. Free memory was 132.1 MB in the beginning and 117.0 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-02-21 16:24:40,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 161.5 MB. Free memory is still 141.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 881.57 ms. Allocated memory is still 161.5 MB. Free memory was 132.1 MB in the beginning and 117.0 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * 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...