/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 14:14:23,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 14:14:23,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 14:14:23,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 14:14:23,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 14:14:23,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 14:14:23,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 14:14:23,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 14:14:23,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 14:14:23,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 14:14:23,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 14:14:23,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 14:14:23,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 14:14:23,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 14:14:23,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 14:14:23,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 14:14:23,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 14:14:23,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 14:14:23,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 14:14:23,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 14:14:23,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 14:14:23,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 14:14:23,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 14:14:23,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 14:14:23,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 14:14:23,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 14:14:23,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 14:14:23,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 14:14:23,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 14:14:23,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 14:14:23,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 14:14:23,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 14:14:23,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 14:14:23,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 14:14:23,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 14:14:23,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 14:14:23,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 14:14:23,168 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 14:14:23,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 14:14:23,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 14:14:23,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 14:14:23,170 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 14:14:23,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 14:14:23,171 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 14:14:23,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 14:14:23,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 14:14:23,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 14:14:23,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 14:14:23,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 14:14:23,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 14:14:23,173 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 14:14:23,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 14:14:23,173 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 14:14:23,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 14:14:23,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 14:14:23,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 14:14:23,174 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 14:14:23,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 14:14:23,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 14:14:23,175 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 14:14:23,175 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 14:14:23,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 14:14:23,175 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 14:14:23,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 14:14:23,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 14:14:23,176 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 14:14:23,176 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 14:14:23,452 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 14:14:23,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 14:14:23,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 14:14:23,473 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 14:14:23,473 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 14:14:23,474 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2020-07-20 14:14:23,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0871f0d5/1cd7c59755bf412eb31333ea6a2b4d8f/FLAG40eaf186a [2020-07-20 14:14:24,101 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 14:14:24,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2020-07-20 14:14:24,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0871f0d5/1cd7c59755bf412eb31333ea6a2b4d8f/FLAG40eaf186a [2020-07-20 14:14:24,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0871f0d5/1cd7c59755bf412eb31333ea6a2b4d8f [2020-07-20 14:14:24,430 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 14:14:24,434 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 14:14:24,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 14:14:24,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 14:14:24,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 14:14:24,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:14:24" (1/1) ... [2020-07-20 14:14:24,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d5f78c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:14:24, skipping insertion in model container [2020-07-20 14:14:24,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:14:24" (1/1) ... [2020-07-20 14:14:24,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 14:14:24,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 14:14:25,156 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-07-20 14:14:25,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@bb15da7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:14:25, skipping insertion in model container [2020-07-20 14:14:25,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 14:14:25,158 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-20 14:14:25,161 INFO L168 Benchmark]: Toolchain (without parser) took 727.59 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 101.9 MB in the beginning and 176.4 MB in the end (delta: -74.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2020-07-20 14:14:25,162 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 14:14:25,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.85 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 101.7 MB in the beginning and 176.4 MB in the end (delta: -74.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2020-07-20 14:14:25,166 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 139.5 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 719.85 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 101.7 MB in the beginning and 176.4 MB in the end (delta: -74.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 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...