java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-regression/mutex_lock_struct.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:08:30,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:08:30,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:08:30,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-11 16:08:30,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:08:30,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:08:30,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:08:30,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:08:30,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:08:30,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:08:30,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:08:30,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:08:30,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:08:30,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:08:30,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:08:30,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:08:30,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:08:30,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:08:30,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:08:30,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:08:30,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:08:30,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:08:30,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:08:30,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:08:30,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:08:30,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:08:30,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:08:30,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:08:30,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-11 16:08:30,358 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:08:30,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:08:30,359 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:08:30,359 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:08:30,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:08:30,360 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:08:30,361 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:08:30,361 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:08:30,361 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:08:30,361 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:08:30,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:08:30,362 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:08:30,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:08:30,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:08:30,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:08:30,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:08:30,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:08:30,364 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:08:30,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:08:30,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:08:30,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:08:30,365 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:08:30,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:08:30,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:08:30,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:08:30,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:08:30,366 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:08:30,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:08:30,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:08:30,367 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:08:30,401 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:08:30,417 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:08:30,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:08:30,424 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:08:30,426 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:08:30,426 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/mutex_lock_struct.c_1.i [2019-09-11 16:08:30,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/974bf77d7/2d643718234d4b8aaf456d0baae8209c/FLAG8836c0211 [2019-09-11 16:08:30,927 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:08:30,927 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/mutex_lock_struct.c_1.i [2019-09-11 16:08:30,934 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/974bf77d7/2d643718234d4b8aaf456d0baae8209c/FLAG8836c0211 [2019-09-11 16:08:31,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/974bf77d7/2d643718234d4b8aaf456d0baae8209c [2019-09-11 16:08:31,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:08:31,363 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:08:31,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:08:31,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:08:31,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:08:31,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:08:31" (1/1) ... [2019-09-11 16:08:31,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52d70156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:31, skipping insertion in model container [2019-09-11 16:08:31,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:08:31" (1/1) ... [2019-09-11 16:08:31,379 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:08:31,394 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:08:31,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:08:31,562 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:08:31,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:08:31,591 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:08:31,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:31 WrapperNode [2019-09-11 16:08:31,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:08:31,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:08:31,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:08:31,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:08:31,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:31" (1/1) ... [2019-09-11 16:08:31,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:31" (1/1) ... [2019-09-11 16:08:31,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:31" (1/1) ... [2019-09-11 16:08:31,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:31" (1/1) ... [2019-09-11 16:08:31,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:31" (1/1) ... [2019-09-11 16:08:31,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:31" (1/1) ... [2019-09-11 16:08:31,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:31" (1/1) ... [2019-09-11 16:08:31,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:08:31,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:08:31,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:08:31,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:08:31,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:08:31,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:08:31,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:08:31,774 INFO L138 BoogieDeclarations]: Found implementation of procedure err [2019-09-11 16:08:31,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-11 16:08:31,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-11 16:08:31,774 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:08:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:08:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure err [2019-09-11 16:08:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-11 16:08:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-11 16:08:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-11 16:08:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-11 16:08:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:08:31,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-11 16:08:31,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-11 16:08:31,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:08:31,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:08:31,961 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:08:31,961 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 16:08:31,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:08:31 BoogieIcfgContainer [2019-09-11 16:08:31,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:08:31,964 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:08:31,964 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:08:31,964 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:08:31,965 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:08:31" (1/1) ... [2019-09-11 16:08:31,998 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:08:32,082 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 16:08:32,087 INFO L272 AbstractInterpreter]: Visited 6 different actions 6 times. Never merged. Never widened. Performed 15 root evaluator evaluations with a maximum evaluation depth of 0. Performed 15 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 15 variables. [2019-09-11 16:08:32,087 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:08:32,090 INFO L168 Benchmark]: Toolchain (without parser) took 726.45 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 88.9 MB in the beginning and 160.2 MB in the end (delta: -71.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 16:08:32,091 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 16:08:32,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.57 ms. Allocated memory is still 139.5 MB. Free memory was 88.9 MB in the beginning and 78.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:08:32,094 INFO L168 Benchmark]: Boogie Preprocessor took 122.39 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 78.9 MB in the beginning and 178.8 MB in the end (delta: -99.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-09-11 16:08:32,095 INFO L168 Benchmark]: RCFGBuilder took 247.82 ms. Allocated memory is still 201.3 MB. Free memory was 178.8 MB in the beginning and 166.0 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. [2019-09-11 16:08:32,096 INFO L168 Benchmark]: Abstract Interpretation took 123.68 ms. Allocated memory is still 201.3 MB. Free memory was 165.2 MB in the beginning and 160.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:08:32,102 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 228.57 ms. Allocated memory is still 139.5 MB. Free memory was 88.9 MB in the beginning and 78.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.39 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 78.9 MB in the beginning and 178.8 MB in the end (delta: -99.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 247.82 ms. Allocated memory is still 201.3 MB. Free memory was 178.8 MB in the beginning and 166.0 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 123.68 ms. Allocated memory is still 201.3 MB. Free memory was 165.2 MB in the beginning and 160.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 13]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...