java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/locks/test_locks_13.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:37:25,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:37:25,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:37:25,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:37:25,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:37:25,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:37:25,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:37:25,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:37:25,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:37:25,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:37:25,566 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:37:25,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:37:25,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:37:25,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:37:25,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:37:25,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:37:25,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:37:25,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:37:25,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:37:25,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:37:25,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:37:25,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:37:25,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:37:25,597 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:37:25,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-09 16:37:25,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:37:25,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:37:25,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:37:25,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:37:25,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:37:25,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:37:25,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:37:25,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:37:25,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:37:25,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:37:25,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:37:25,613 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 [2019-08-09 16:37:25,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:37:25,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:37:25,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:37:25,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:37:25,642 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:37:25,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:37:25,642 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:37:25,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:37:25,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:37:25,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:37:25,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:37:25,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:37:25,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:37:25,645 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:37:25,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:37:25,645 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:37:25,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:37:25,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:37:25,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:37:25,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:37:25,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:37:25,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:37:25,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:37:25,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:37:25,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:37:25,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:37:25,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:37:25,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:37:25,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:37:25,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:37:25,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:37:25,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:37:25,728 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:37:25,729 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:37:25,730 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_13.c [2019-08-09 16:37:25,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4008849f/37b49a6ee9fd4b67a24d849406ea3f78/FLAG84b5459e1 [2019-08-09 16:37:26,241 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:37:26,241 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_13.c [2019-08-09 16:37:26,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4008849f/37b49a6ee9fd4b67a24d849406ea3f78/FLAG84b5459e1 [2019-08-09 16:37:26,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4008849f/37b49a6ee9fd4b67a24d849406ea3f78 [2019-08-09 16:37:26,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:37:26,629 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:37:26,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:37:26,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:37:26,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:37:26,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:37:26" (1/1) ... [2019-08-09 16:37:26,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b5f1e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:37:26, skipping insertion in model container [2019-08-09 16:37:26,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:37:26" (1/1) ... [2019-08-09 16:37:26,645 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:37:26,677 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:37:26,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:37:26,879 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:37:26,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:37:27,031 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:37:27,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:37:27 WrapperNode [2019-08-09 16:37:27,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:37:27,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:37:27,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:37:27,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:37:27,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:37:27" (1/1) ... [2019-08-09 16:37:27,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:37:27" (1/1) ... [2019-08-09 16:37:27,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:37:27" (1/1) ... [2019-08-09 16:37:27,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:37:27" (1/1) ... [2019-08-09 16:37:27,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:37:27" (1/1) ... [2019-08-09 16:37:27,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:37:27" (1/1) ... [2019-08-09 16:37:27,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:37:27" (1/1) ... [2019-08-09 16:37:27,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:37:27,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:37:27,084 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:37:27,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:37:27,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:37:27" (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 [2019-08-09 16:37:27,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:37:27,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:37:27,133 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:37:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:37:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:37:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:37:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:37:27,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:37:27,504 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:37:27,504 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 16:37:27,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:37:27 BoogieIcfgContainer [2019-08-09 16:37:27,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:37:27,512 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:37:27,512 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:37:27,513 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:37:27,514 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:37:27" (1/1) ... [2019-08-09 16:38:26,168 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:38:26,176 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:38:26,178 INFO L168 Benchmark]: Toolchain (without parser) took 59551.81 ms. Allocated memory was 139.5 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 87.2 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2019-08-09 16:38:26,179 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-09 16:38:26,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.12 ms. Allocated memory was 139.5 MB in the beginning and 197.7 MB in the end (delta: 58.2 MB). Free memory was 87.0 MB in the beginning and 176.1 MB in the end (delta: -89.1 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-08-09 16:38:26,181 INFO L168 Benchmark]: Boogie Preprocessor took 50.67 ms. Allocated memory is still 197.7 MB. Free memory was 176.1 MB in the beginning and 173.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-08-09 16:38:26,184 INFO L168 Benchmark]: RCFGBuilder took 421.33 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 151.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-08-09 16:38:26,185 INFO L168 Benchmark]: Symbolic Interpretation took 58664.13 ms. Allocated memory was 197.7 MB in the beginning and 2.6 GB in the end (delta: 2.4 GB). Free memory was 151.7 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2019-08-09 16:38:26,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 203]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 4352#true. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 403.12 ms. Allocated memory was 139.5 MB in the beginning and 197.7 MB in the end (delta: 58.2 MB). Free memory was 87.0 MB in the beginning and 176.1 MB in the end (delta: -89.1 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.67 ms. Allocated memory is still 197.7 MB. Free memory was 176.1 MB in the beginning and 173.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 421.33 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 151.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 58664.13 ms. Allocated memory was 197.7 MB in the beginning and 2.6 GB in the end (delta: 2.4 GB). Free memory was 151.7 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...