/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-11 02:25:48,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-11 02:25:48,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-11 02:25:48,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-11 02:25:48,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-11 02:25:48,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-11 02:25:48,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-11 02:25:48,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-11 02:25:48,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-11 02:25:48,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-11 02:25:48,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-11 02:25:48,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-11 02:25:48,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-11 02:25:48,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-11 02:25:48,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-11 02:25:48,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-11 02:25:48,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-11 02:25:48,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-11 02:25:48,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-11 02:25:48,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-11 02:25:48,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-11 02:25:48,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-11 02:25:48,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-11 02:25:48,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-11 02:25:48,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-11 02:25:48,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-11 02:25:48,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-11 02:25:48,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-11 02:25:48,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-11 02:25:48,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-11 02:25:48,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-11 02:25:48,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-11 02:25:48,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-11 02:25:48,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-11 02:25:48,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-11 02:25:48,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-11 02:25:48,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-11 02:25:48,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-11 02:25:48,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-11 02:25:48,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-11 02:25:48,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-11 02:25:48,321 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-11 02:25:48,333 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-11 02:25:48,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-11 02:25:48,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-11 02:25:48,335 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-11 02:25:48,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-11 02:25:48,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-11 02:25:48,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-11 02:25:48,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-11 02:25:48,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-11 02:25:48,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-11 02:25:48,337 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-11 02:25:48,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-11 02:25:48,337 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-11 02:25:48,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-11 02:25:48,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-11 02:25:48,338 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-11 02:25:48,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-11 02:25:48,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-11 02:25:48,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-11 02:25:48,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-11 02:25:48,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-11 02:25:48,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-11 02:25:48,340 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-07-11 02:25:48,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-11 02:25:48,686 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-11 02:25:48,690 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-11 02:25:48,692 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-11 02:25:48,692 INFO L275 PluginConnector]: CDTParser initialized [2020-07-11 02:25:48,693 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2020-07-11 02:25:48,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f402ac7c4/0f55a623d335496abbff33fb308a1b6e/FLAG26d531fef [2020-07-11 02:25:49,442 INFO L306 CDTParser]: Found 1 translation units. [2020-07-11 02:25:49,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2020-07-11 02:25:49,481 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f402ac7c4/0f55a623d335496abbff33fb308a1b6e/FLAG26d531fef [2020-07-11 02:25:49,657 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f402ac7c4/0f55a623d335496abbff33fb308a1b6e [2020-07-11 02:25:49,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-11 02:25:49,671 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-11 02:25:49,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-11 02:25:49,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-11 02:25:49,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-11 02:25:49,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 02:25:49" (1/1) ... [2020-07-11 02:25:49,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a948c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:25:49, skipping insertion in model container [2020-07-11 02:25:49,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 02:25:49" (1/1) ... [2020-07-11 02:25:49,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-11 02:25:49,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-11 02:25:50,739 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-07-11 02:25:50,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54ea51f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:25:50, skipping insertion in model container [2020-07-11 02:25:50,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-11 02:25:50,740 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-11 02:25:50,744 INFO L168 Benchmark]: Toolchain (without parser) took 1073.81 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 97.7 MB in the beginning and 174.7 MB in the end (delta: -77.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2020-07-11 02:25:50,745 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 137.4 MB. Free memory was 118.6 MB in the beginning and 118.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-11 02:25:50,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1066.41 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 97.5 MB in the beginning and 174.7 MB in the end (delta: -77.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2020-07-11 02:25:50,749 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 0.41 ms. Allocated memory is still 137.4 MB. Free memory was 118.6 MB in the beginning and 118.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1066.41 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 97.5 MB in the beginning and 174.7 MB in the end (delta: -77.2 MB). Peak memory consumption was 27.0 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...