/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 0.2.0-b8ad66e [2020-10-24 02:23:03,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 02:23:03,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 02:23:03,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-10-24 02:23:04,039 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-10-24 02:23:04,055 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 02:23:04,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 02:23:04,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 02:23:04,060 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 02:23:04,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 02:23:04,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 02:23:04,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 02:23:04,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 02:23:04,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 02:23:04,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 02:23:04,063 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 02:23:04,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 02:23:04,063 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 02:23:04,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 02:23:04,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 02:23:04,064 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-10-24 02:23:04,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 02:23:04,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 02:23:04,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 02:23:04,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 02:23:04,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-10-24 02:23:04,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 02:23:04,065 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-10-24 02:23:04,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 02:23:04,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 02:23:04,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 02:23:04,498 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 02:23:04,498 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 02:23:04,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2020-10-24 02:23:04,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676788187/9ce72bbe3373456fb4e19f96e27a6197/FLAGec25c46da [2020-10-24 02:23:05,313 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 02:23:05,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-finding-k-matches.i [2020-10-24 02:23:05,342 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676788187/9ce72bbe3373456fb4e19f96e27a6197/FLAGec25c46da [2020-10-24 02:23:05,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/676788187/9ce72bbe3373456fb4e19f96e27a6197 [2020-10-24 02:23:05,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 02:23:05,563 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-24 02:23:05,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 02:23:05,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 02:23:05,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 02:23:05,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:23:05" (1/1) ... [2020-10-24 02:23:05,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49be4a7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:23:05, skipping insertion in model container [2020-10-24 02:23:05,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:23:05" (1/1) ... [2020-10-24 02:23:05,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 02:23:05,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 02:23:06,278 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2020-10-24 02:23:06,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59578f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:23:06, skipping insertion in model container [2020-10-24 02:23:06,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 02:23:06,279 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-24 02:23:06,282 INFO L168 Benchmark]: Toolchain (without parser) took 722.87 ms. Allocated memory is still 156.2 MB. Free memory was 129.7 MB in the beginning and 114.4 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2020-10-24 02:23:06,283 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 156.2 MB. Free memory is still 130.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-24 02:23:06,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.56 ms. Allocated memory is still 156.2 MB. Free memory was 129.0 MB in the beginning and 114.4 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2020-10-24 02:23:06,286 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 156.2 MB. Free memory is still 130.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 713.56 ms. Allocated memory is still 156.2 MB. Free memory was 129.0 MB in the beginning and 114.4 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 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...