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_11.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:25:08,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:25:08,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:25:08,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:25:08,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:25:08,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:25:08,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:25:08,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:25:08,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:25:08,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:25:08,439 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:25:08,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:25:08,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:25:08,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:25:08,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:25:08,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:25:08,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:25:08,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:25:08,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:25:08,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:25:08,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:25:08,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:25:08,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:25:08,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:25:08,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:25:08,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:25:08,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:25:08,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:25:08,463 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 [2019-08-17 21:25:08,477 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:25:08,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:25:08,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:25:08,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:25:08,479 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:25:08,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:25:08,479 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:25:08,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:25:08,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:25:08,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:25:08,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:25:08,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:25:08,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:25:08,481 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:25:08,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:25:08,481 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:25:08,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:25:08,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:25:08,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:25:08,482 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:25:08,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:25:08,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:25:08,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:25:08,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:25:08,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:25:08,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:25:08,483 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:25:08,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:25:08,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:25:08,512 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:25:08,525 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:25:08,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:25:08,530 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:25:08,530 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:25:08,531 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_11.c [2019-08-17 21:25:08,607 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcdf85f25/54596a4037b0485f9c88538efdb8d0b4/FLAG3d2078216 [2019-08-17 21:25:09,034 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:25:09,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_11.c [2019-08-17 21:25:09,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcdf85f25/54596a4037b0485f9c88538efdb8d0b4/FLAG3d2078216 [2019-08-17 21:25:09,400 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcdf85f25/54596a4037b0485f9c88538efdb8d0b4 [2019-08-17 21:25:09,413 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:25:09,414 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:25:09,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:25:09,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:25:09,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:25:09,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:25:09" (1/1) ... [2019-08-17 21:25:09,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bcea77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:25:09, skipping insertion in model container [2019-08-17 21:25:09,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:25:09" (1/1) ... [2019-08-17 21:25:09,430 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:25:09,453 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:25:09,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:25:09,619 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:25:09,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:25:09,662 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:25:09,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:25:09 WrapperNode [2019-08-17 21:25:09,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:25:09,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:25:09,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:25:09,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:25:09,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:25:09" (1/1) ... [2019-08-17 21:25:09,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:25:09" (1/1) ... [2019-08-17 21:25:09,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:25:09" (1/1) ... [2019-08-17 21:25:09,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:25:09" (1/1) ... [2019-08-17 21:25:09,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:25:09" (1/1) ... [2019-08-17 21:25:09,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:25:09" (1/1) ... [2019-08-17 21:25:09,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:25:09" (1/1) ... [2019-08-17 21:25:09,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:25:09,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:25:09,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:25:09,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:25:09,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:25:09" (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 [2019-08-17 21:25:09,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:25:09,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:25:09,847 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:25:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:25:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:25:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:25:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:25:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:25:10,159 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:25:10,160 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-17 21:25:10,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:25:10 BoogieIcfgContainer [2019-08-17 21:25:10,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:25:10,162 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:25:10,162 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:25:10,162 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:25:10,167 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:25:10" (1/1) ... [2019-08-17 21:25:10,187 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:25:10,189 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:25:10,196 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:25:10,204 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:25:10,206 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:25:10,249 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-17 21:25:46,185 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:25:46,186 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:25:46,188 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 1210#true [2019-08-17 21:25:46,214 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:25:46,214 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:25:46,217 INFO L168 Benchmark]: Toolchain (without parser) took 36801.58 ms. Allocated memory was 138.9 MB in the beginning and 1.7 GB in the end (delta: 1.5 GB). Free memory was 86.6 MB in the beginning and 434.3 MB in the end (delta: -347.7 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2019-08-17 21:25:46,218 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:25:46,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.30 ms. Allocated memory is still 138.9 MB. Free memory was 86.1 MB in the beginning and 75.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-08-17 21:25:46,221 INFO L168 Benchmark]: Boogie Preprocessor took 129.12 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 75.6 MB in the beginning and 175.6 MB in the end (delta: -100.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:25:46,222 INFO L168 Benchmark]: RCFGBuilder took 368.10 ms. Allocated memory is still 198.7 MB. Free memory was 175.6 MB in the beginning and 156.3 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. [2019-08-17 21:25:46,223 INFO L168 Benchmark]: Symbolic Interpretation took 36052.49 ms. Allocated memory was 198.7 MB in the beginning and 1.7 GB in the end (delta: 1.5 GB). Free memory was 156.3 MB in the beginning and 434.3 MB in the end (delta: -278.0 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2019-08-17 21:25:46,228 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 175]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1210#true. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 248.30 ms. Allocated memory is still 138.9 MB. Free memory was 86.1 MB in the beginning and 75.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.12 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 75.6 MB in the beginning and 175.6 MB in the end (delta: -100.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 368.10 ms. Allocated memory is still 198.7 MB. Free memory was 175.6 MB in the beginning and 156.3 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 36052.49 ms. Allocated memory was 198.7 MB in the beginning and 1.7 GB in the end (delta: 1.5 GB). Free memory was 156.3 MB in the beginning and 434.3 MB in the end (delta: -278.0 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...