./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 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 ........................................................................................................................... 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 -Xmx15G -Xms4m -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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 ............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 03:12:01,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 03:12:01,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 03:12:01,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 03:12:01,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 03:12:01,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 03:12:01,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 03:12:01,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 03:12:01,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 03:12:01,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 03:12:01,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 03:12:01,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 03:12:01,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 03:12:01,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 03:12:01,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 03:12:01,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 03:12:01,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 03:12:01,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 03:12:01,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 03:12:01,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 03:12:01,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 03:12:01,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 03:12:01,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 03:12:01,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 03:12:01,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 03:12:01,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 03:12:01,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 03:12:02,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 03:12:02,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 03:12:02,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 03:12:02,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 03:12:02,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 03:12:02,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 03:12:02,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 03:12:02,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 03:12:02,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 03:12:02,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 03:12:02,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 03:12:02,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 03:12:02,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 03:12:02,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 03:12:02,010 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 03:12:02,033 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 03:12:02,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 03:12:02,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 03:12:02,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 03:12:02,035 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 03:12:02,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 03:12:02,035 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 03:12:02,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 03:12:02,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 03:12:02,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 03:12:02,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 03:12:02,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 03:12:02,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 03:12:02,037 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 03:12:02,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 03:12:02,038 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 03:12:02,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 03:12:02,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 03:12:02,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 03:12:02,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 03:12:02,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 03:12:02,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 03:12:02,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 03:12:02,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 03:12:02,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 03:12:02,040 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 03:12:02,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 03:12:02,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 03:12:02,041 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 03:12:02,041 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(reach_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 -> 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 [2020-10-20 03:12:02,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 03:12:02,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 03:12:02,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 03:12:02,310 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 03:12:02,311 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 03:12:02,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2020-10-20 03:12:02,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aea118428/30e8448e642b496295f77164e4e165ae/FLAGbd4891447 [2020-10-20 03:12:03,022 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 03:12:03,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2020-10-20 03:12:03,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aea118428/30e8448e642b496295f77164e4e165ae/FLAGbd4891447 [2020-10-20 03:12:03,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aea118428/30e8448e642b496295f77164e4e165ae [2020-10-20 03:12:03,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 03:12:03,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 03:12:03,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 03:12:03,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 03:12:03,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 03:12:03,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 03:12:03" (1/1) ... [2020-10-20 03:12:03,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70ff1421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:03, skipping insertion in model container [2020-10-20 03:12:03,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 03:12:03" (1/1) ... [2020-10-20 03:12:03,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 03:12:03,351 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 03:12:04,046 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-10-20 03:12:04,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a717f43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:04, skipping insertion in model container [2020-10-20 03:12:04,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 03:12:04,047 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 03:12:04,051 INFO L168 Benchmark]: Toolchain (without parser) took 806.21 ms. Allocated memory was 35.7 MB in the beginning and 44.0 MB in the end (delta: 8.4 MB). Free memory was 15.9 MB in the beginning and 20.9 MB in the end (delta: -5.0 MB). Peak memory consumption was 14.8 MB. Max. memory is 14.3 GB. [2020-10-20 03:12:04,053 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 34.1 MB. Free memory was 12.4 MB in the beginning and 12.3 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. [2020-10-20 03:12:04,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 793.74 ms. Allocated memory was 35.7 MB in the beginning and 44.0 MB in the end (delta: 8.4 MB). Free memory was 15.1 MB in the beginning and 20.9 MB in the end (delta: -5.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 14.3 GB. [2020-10-20 03:12:04,059 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 34.1 MB. Free memory was 12.4 MB in the beginning and 12.3 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 793.74 ms. Allocated memory was 35.7 MB in the beginning and 44.0 MB in the end (delta: 8.4 MB). Free memory was 15.1 MB in the beginning and 20.9 MB in the end (delta: -5.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 14.3 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... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 03:12:05,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 03:12:05,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 03:12:06,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 03:12:06,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 03:12:06,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 03:12:06,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 03:12:06,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 03:12:06,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 03:12:06,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 03:12:06,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 03:12:06,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 03:12:06,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 03:12:06,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 03:12:06,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 03:12:06,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 03:12:06,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 03:12:06,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 03:12:06,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 03:12:06,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 03:12:06,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 03:12:06,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 03:12:06,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 03:12:06,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 03:12:06,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 03:12:06,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 03:12:06,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 03:12:06,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 03:12:06,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 03:12:06,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 03:12:06,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 03:12:06,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 03:12:06,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 03:12:06,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 03:12:06,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 03:12:06,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 03:12:06,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 03:12:06,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 03:12:06,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 03:12:06,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 03:12:06,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 03:12:06,109 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-20 03:12:06,158 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 03:12:06,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 03:12:06,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 03:12:06,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 03:12:06,161 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 03:12:06,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 03:12:06,162 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 03:12:06,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 03:12:06,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 03:12:06,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 03:12:06,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 03:12:06,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 03:12:06,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 03:12:06,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 03:12:06,165 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 03:12:06,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 03:12:06,165 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 03:12:06,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 03:12:06,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 03:12:06,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 03:12:06,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 03:12:06,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 03:12:06,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 03:12:06,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 03:12:06,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 03:12:06,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 03:12:06,167 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 03:12:06,167 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 03:12:06,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 03:12:06,168 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 03:12:06,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 03:12:06,168 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(reach_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 -> 32c393bbaf647de3bfd530cd3cc1aca8bd987b98 [2020-10-20 03:12:06,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 03:12:06,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 03:12:06,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 03:12:06,428 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 03:12:06,428 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 03:12:06,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2020-10-20 03:12:06,502 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14cdb7786/0c9b3d93d59b447ba417fbe2d113745d/FLAGfcb1e09b9 [2020-10-20 03:12:07,137 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 03:12:07,138 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2020-10-20 03:12:07,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14cdb7786/0c9b3d93d59b447ba417fbe2d113745d/FLAGfcb1e09b9 [2020-10-20 03:12:07,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14cdb7786/0c9b3d93d59b447ba417fbe2d113745d [2020-10-20 03:12:07,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 03:12:07,367 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 03:12:07,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 03:12:07,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 03:12:07,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 03:12:07,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 03:12:07" (1/1) ... [2020-10-20 03:12:07,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ebca2d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:07, skipping insertion in model container [2020-10-20 03:12:07,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 03:12:07" (1/1) ... [2020-10-20 03:12:07,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 03:12:07,446 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 03:12:08,050 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-10-20 03:12:08,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e881516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 03:12:08, skipping insertion in model container [2020-10-20 03:12:08,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 03:12:08,052 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 03:12:08,055 INFO L168 Benchmark]: Toolchain (without parser) took 692.50 ms. Allocated memory was 34.6 MB in the beginning and 45.6 MB in the end (delta: 11.0 MB). Free memory was 13.4 MB in the beginning and 23.5 MB in the end (delta: -10.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 14.3 GB. [2020-10-20 03:12:08,056 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 33.6 MB. Free memory was 10.7 MB in the beginning and 10.6 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. [2020-10-20 03:12:08,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.65 ms. Allocated memory was 34.6 MB in the beginning and 45.6 MB in the end (delta: 11.0 MB). Free memory was 12.5 MB in the beginning and 23.5 MB in the end (delta: -11.0 MB). Peak memory consumption was 11.4 MB. Max. memory is 14.3 GB. [2020-10-20 03:12:08,059 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 33.6 MB. Free memory was 10.7 MB in the beginning and 10.6 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 683.65 ms. Allocated memory was 34.6 MB in the beginning and 45.6 MB in the end (delta: 11.0 MB). Free memory was 12.5 MB in the beginning and 23.5 MB in the end (delta: -11.0 MB). Peak memory consumption was 11.4 MB. Max. memory is 14.3 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...