/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 13:51:39,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 13:51:39,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 13:51:39,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 13:51:39,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 13:51:39,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 13:51:39,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 13:51:39,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 13:51:39,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 13:51:39,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 13:51:39,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 13:51:39,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 13:51:39,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 13:51:39,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 13:51:39,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 13:51:39,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 13:51:39,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 13:51:39,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 13:51:39,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 13:51:39,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 13:51:39,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 13:51:39,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 13:51:39,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 13:51:39,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 13:51:39,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 13:51:39,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 13:51:39,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 13:51:39,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 13:51:39,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 13:51:39,538 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 13:51:39,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 13:51:39,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 13:51:39,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 13:51:39,543 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 13:51:39,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 13:51:39,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 13:51:39,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 13:51:39,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 13:51:39,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 13:51:39,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 13:51:39,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 13:51:39,545 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 13:51:39,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 13:51:39,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 13:51:39,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 13:51:39,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 13:51:39,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 13:51:39,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 13:51:39,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 13:51:39,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 13:51:39,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 13:51:39,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 13:51:39,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 13:51:39,548 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 13:51:39,548 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-bitabs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 13:51:39,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 13:51:39,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 13:51:39,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 13:51:39,959 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 13:51:39,959 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 13:51:39,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2020-12-23 13:51:40,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/1ea79b1e7/83912b99f51349e79e103c8bde54cb07/FLAG1d207a6d4 [2020-12-23 13:51:40,943 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 13:51:40,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2020-12-23 13:51:40,981 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/1ea79b1e7/83912b99f51349e79e103c8bde54cb07/FLAG1d207a6d4 [2020-12-23 13:51:41,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/1ea79b1e7/83912b99f51349e79e103c8bde54cb07 [2020-12-23 13:51:41,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 13:51:41,127 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 13:51:41,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 13:51:41,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 13:51:41,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 13:51:41,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:51:41" (1/1) ... [2020-12-23 13:51:41,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@196fa824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:51:41, skipping insertion in model container [2020-12-23 13:51:41,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:51:41" (1/1) ... [2020-12-23 13:51:41,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 13:51:41,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 13:51:41,468 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] left hand side expression in assignment: lhs: VariableLHS[~mytid~0,] left hand side expression in assignment: lhs: VariableLHS[~start~0,] left hand side expression in assignment: lhs: VariableLHS[~end~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~count~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: ArrayLHS[VariableLHS[~a~0,GLOBAL],[IdentifierExpression[~i~1,]]] left hand side expression in assignment: lhs: VariableLHS[~search_no~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~num_threads~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~iterations~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~threads~0,] left hand side expression in assignment: lhs: VariableLHS[~tids~0,] left hand side expression in assignment: lhs: VariableLHS[~ret_count~0,] [2020-12-23 13:51:41,899 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-12-23 13:51:41,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56b6b99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:51:41, skipping insertion in model container [2020-12-23 13:51:41,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 13:51:41,901 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-23 13:51:41,903 INFO L168 Benchmark]: Toolchain (without parser) took 775.60 ms. Allocated memory is still 151.0 MB. Free memory was 123.8 MB in the beginning and 108.5 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2020-12-23 13:51:41,904 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 123.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 13:51:41,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 769.82 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 108.5 MB in the end (delta: 15.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2020-12-23 13:51:41,907 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 151.0 MB. Free memory is still 123.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 769.82 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 108.5 MB in the end (delta: 15.1 MB). Peak memory consumption was 14.7 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...