./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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 -ea -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 0.1.25-8bd4bc6 [2020-07-28 21:52:47,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 21:52:47,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 21:52:47,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 21:52:47,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 21:52:47,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 21:52:47,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 21:52:47,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 21:52:47,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 21:52:47,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 21:52:47,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 21:52:47,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 21:52:47,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 21:52:47,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 21:52:47,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 21:52:47,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 21:52:47,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 21:52:47,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 21:52:47,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 21:52:47,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 21:52:47,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 21:52:47,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 21:52:47,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 21:52:47,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 21:52:47,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 21:52:47,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 21:52:47,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 21:52:47,996 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 21:52:47,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 21:52:47,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 21:52:47,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 21:52:47,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 21:52:47,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 21:52:47,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 21:52:48,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 21:52:48,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 21:52:48,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 21:52:48,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 21:52:48,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 21:52:48,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 21:52:48,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 21:52:48,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 21:52:48,030 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 21:52:48,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 21:52:48,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 21:52:48,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 21:52:48,032 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 21:52:48,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 21:52:48,032 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 21:52:48,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 21:52:48,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 21:52:48,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 21:52:48,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 21:52:48,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 21:52:48,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 21:52:48,034 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 21:52:48,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 21:52:48,035 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 21:52:48,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 21:52:48,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 21:52:48,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 21:52:48,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 21:52:48,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 21:52:48,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 21:52:48,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 21:52:48,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 21:52:48,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 21:52:48,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 21:52:48,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 21:52:48,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 21:52:48,038 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 21:52:48,039 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 [2020-07-28 21:52:48,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 21:52:48,349 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 21:52:48,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 21:52:48,354 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 21:52:48,355 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 21:52:48,355 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2020-07-28 21:52:48,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d14ba25d/eb6ea37b2bce44019d58d213b73a9757/FLAG7eadd0d7b [2020-07-28 21:52:48,945 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 21:52:48,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2020-07-28 21:52:48,968 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d14ba25d/eb6ea37b2bce44019d58d213b73a9757/FLAG7eadd0d7b [2020-07-28 21:52:49,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d14ba25d/eb6ea37b2bce44019d58d213b73a9757 [2020-07-28 21:52:49,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 21:52:49,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 21:52:49,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 21:52:49,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 21:52:49,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 21:52:49,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 09:52:49" (1/1) ... [2020-07-28 21:52:49,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21bd4c6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 09:52:49, skipping insertion in model container [2020-07-28 21:52:49,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 09:52:49" (1/1) ... [2020-07-28 21:52:49,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 21:52:49,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 21:52:49,877 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-07-28 21:52:49,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6575e6aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 09:52:49, skipping insertion in model container [2020-07-28 21:52:49,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 21:52:49,878 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-28 21:52:49,882 INFO L168 Benchmark]: Toolchain (without parser) took 725.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -182.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2020-07-28 21:52:49,883 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 21:52:49,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -182.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2020-07-28 21:52:49,885 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 720.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -182.3 MB). Peak memory consumption was 26.8 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 0.1.25-8bd4bc6 [2020-07-28 21:52:51,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 21:52:51,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 21:52:51,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 21:52:51,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 21:52:51,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 21:52:51,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 21:52:51,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 21:52:51,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 21:52:51,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 21:52:51,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 21:52:51,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 21:52:51,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 21:52:51,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 21:52:51,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 21:52:51,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 21:52:51,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 21:52:51,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 21:52:51,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 21:52:51,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 21:52:51,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 21:52:51,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 21:52:51,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 21:52:51,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 21:52:51,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 21:52:51,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 21:52:51,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 21:52:51,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 21:52:51,537 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 21:52:51,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 21:52:51,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 21:52:51,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 21:52:51,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 21:52:51,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 21:52:51,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 21:52:51,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 21:52:51,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 21:52:51,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 21:52:51,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 21:52:51,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 21:52:51,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 21:52:51,546 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-07-28 21:52:51,561 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 21:52:51,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 21:52:51,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 21:52:51,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 21:52:51,563 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 21:52:51,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 21:52:51,563 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 21:52:51,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 21:52:51,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 21:52:51,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 21:52:51,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 21:52:51,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 21:52:51,565 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-28 21:52:51,565 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-28 21:52:51,565 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 21:52:51,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 21:52:51,565 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 21:52:51,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 21:52:51,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 21:52:51,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 21:52:51,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 21:52:51,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 21:52:51,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 21:52:51,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 21:52:51,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 21:52:51,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 21:52:51,568 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-28 21:52:51,568 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-28 21:52:51,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 21:52:51,568 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 21:52:51,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 21:52:51,569 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 [2020-07-28 21:52:51,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 21:52:51,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 21:52:51,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 21:52:51,879 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 21:52:51,880 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 21:52:51,880 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2020-07-28 21:52:51,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a5bac027/0deb17a765674d3799933cdcb33d2be2/FLAG983499fc1 [2020-07-28 21:52:52,495 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 21:52:52,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2020-07-28 21:52:52,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a5bac027/0deb17a765674d3799933cdcb33d2be2/FLAG983499fc1 [2020-07-28 21:52:52,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a5bac027/0deb17a765674d3799933cdcb33d2be2 [2020-07-28 21:52:52,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 21:52:52,764 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 21:52:52,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 21:52:52,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 21:52:52,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 21:52:52,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 09:52:52" (1/1) ... [2020-07-28 21:52:52,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c42708d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 09:52:52, skipping insertion in model container [2020-07-28 21:52:52,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 09:52:52" (1/1) ... [2020-07-28 21:52:52,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 21:52:52,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 21:52:53,456 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-07-28 21:52:53,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46453942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 09:52:53, skipping insertion in model container [2020-07-28 21:52:53,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 21:52:53,457 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-07-28 21:52:53,461 INFO L168 Benchmark]: Toolchain (without parser) took 697.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -177.1 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2020-07-28 21:52:53,461 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 21:52:53,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -183.7 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2020-07-28 21:52:53,464 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 692.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -183.7 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...