./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b3649315ecd70b5d3a1742f49b741e6f835f6f75 ........................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b3649315ecd70b5d3a1742f49b741e6f835f6f75 ............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 18:36:34,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 18:36:34,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 18:36:34,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 18:36:34,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 18:36:34,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 18:36:34,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 18:36:34,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 18:36:34,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 18:36:34,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 18:36:34,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 18:36:34,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 18:36:34,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 18:36:34,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 18:36:34,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 18:36:34,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 18:36:34,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 18:36:34,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 18:36:34,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 18:36:34,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 18:36:34,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 18:36:34,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 18:36:34,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 18:36:34,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 18:36:34,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 18:36:34,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 18:36:34,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 18:36:34,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 18:36:34,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 18:36:34,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 18:36:34,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 18:36:34,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 18:36:34,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 18:36:34,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 18:36:34,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 18:36:34,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 18:36:34,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 18:36:34,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 18:36:34,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 18:36:34,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 18:36:34,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 18:36:34,476 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 18:36:34,507 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 18:36:34,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 18:36:34,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 18:36:34,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 18:36:34,510 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 18:36:34,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 18:36:34,511 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 18:36:34,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 18:36:34,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 18:36:34,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 18:36:34,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 18:36:34,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 18:36:34,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 18:36:34,512 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 18:36:34,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 18:36:34,513 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 18:36:34,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 18:36:34,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 18:36:34,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 18:36:34,514 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 18:36:34,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 18:36:34,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 18:36:34,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 18:36:34,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 18:36:34,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 18:36:34,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 18:36:34,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 18:36:34,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 18:36:34,517 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 18:36:34,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3649315ecd70b5d3a1742f49b741e6f835f6f75 [2019-11-28 18:36:34,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 18:36:34,840 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 18:36:34,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 18:36:34,846 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 18:36:34,846 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 18:36:34,847 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2019-11-28 18:36:34,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0b0e98c8/b0d4745700704d7ebf7543532e8c034d/FLAG73f5ca6db [2019-11-28 18:36:35,507 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 18:36:35,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2019-11-28 18:36:35,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0b0e98c8/b0d4745700704d7ebf7543532e8c034d/FLAG73f5ca6db [2019-11-28 18:36:35,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0b0e98c8/b0d4745700704d7ebf7543532e8c034d [2019-11-28 18:36:35,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 18:36:35,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 18:36:35,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 18:36:35,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 18:36:35,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 18:36:35,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:36:35" (1/1) ... [2019-11-28 18:36:35,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f2841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:36:35, skipping insertion in model container [2019-11-28 18:36:35,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:36:35" (1/1) ... [2019-11-28 18:36:35,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 18:36:35,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 18:36:36,366 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2019-11-28 18:36:36,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@26594f86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:36:36, skipping insertion in model container [2019-11-28 18:36:36,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 18:36:36,368 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 18:36:36,371 INFO L168 Benchmark]: Toolchain (without parser) took 685.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -187.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2019-11-28 18:36:36,372 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 18:36:36,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -187.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2019-11-28 18:36:36,375 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 682.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -187.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1358]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-11-28 18:36:38,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 18:36:38,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 18:36:38,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 18:36:38,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 18:36:38,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 18:36:38,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 18:36:38,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 18:36:38,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 18:36:38,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 18:36:38,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 18:36:38,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 18:36:38,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 18:36:38,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 18:36:38,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 18:36:38,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 18:36:38,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 18:36:38,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 18:36:38,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 18:36:38,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 18:36:38,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 18:36:38,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 18:36:38,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 18:36:38,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 18:36:38,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 18:36:38,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 18:36:38,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 18:36:38,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 18:36:38,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 18:36:38,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 18:36:38,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 18:36:38,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 18:36:38,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 18:36:38,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 18:36:38,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 18:36:38,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 18:36:38,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 18:36:38,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 18:36:38,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 18:36:38,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 18:36:38,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 18:36:38,217 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 18:36:38,233 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 18:36:38,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 18:36:38,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 18:36:38,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 18:36:38,235 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 18:36:38,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 18:36:38,236 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 18:36:38,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 18:36:38,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 18:36:38,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 18:36:38,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 18:36:38,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 18:36:38,237 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 18:36:38,238 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 18:36:38,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 18:36:38,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 18:36:38,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 18:36:38,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 18:36:38,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 18:36:38,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 18:36:38,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 18:36:38,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 18:36:38,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 18:36:38,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 18:36:38,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 18:36:38,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 18:36:38,242 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 18:36:38,242 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 18:36:38,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 18:36:38,242 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 18:36:38,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 18:36:38,243 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3649315ecd70b5d3a1742f49b741e6f835f6f75 [2019-11-28 18:36:38,559 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 18:36:38,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 18:36:38,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 18:36:38,578 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 18:36:38,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 18:36:38,579 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2019-11-28 18:36:38,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e6fb5b0f/3fee880ccad44a8e8d5313a38c65c65e/FLAG052ab653c [2019-11-28 18:36:39,290 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 18:36:39,291 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2019-11-28 18:36:39,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e6fb5b0f/3fee880ccad44a8e8d5313a38c65c65e/FLAG052ab653c [2019-11-28 18:36:39,480 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e6fb5b0f/3fee880ccad44a8e8d5313a38c65c65e [2019-11-28 18:36:39,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 18:36:39,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 18:36:39,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 18:36:39,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 18:36:39,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 18:36:39,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:36:39" (1/1) ... [2019-11-28 18:36:39,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222954e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:36:39, skipping insertion in model container [2019-11-28 18:36:39,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:36:39" (1/1) ... [2019-11-28 18:36:39,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 18:36:39,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 18:36:40,239 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2019-11-28 18:36:40,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2040989b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:36:40, skipping insertion in model container [2019-11-28 18:36:40,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 18:36:40,241 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 18:36:40,244 INFO L168 Benchmark]: Toolchain (without parser) took 756.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-11-28 18:36:40,245 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 18:36:40,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-11-28 18:36:40,248 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 753.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1358]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...