./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-complex/safestack_relacy.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-complex/safestack_relacy.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-complex/safestack_relacy.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:17:32,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:17:32,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:17:32,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:17:32,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:17:32,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:17:32,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:17:32,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:17:32,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:17:32,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:17:32,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:17:32,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:17:32,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:17:32,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:17:32,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:17:32,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:17:32,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:17:32,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:17:32,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:17:32,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:17:32,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:17:32,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:17:32,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:17:32,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:17:32,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:17:32,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:17:32,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:17:32,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:17:32,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:17:32,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:17:32,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:17:32,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:17:32,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:17:32,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:17:32,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:17:32,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:17:32,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:17:32,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:17:32,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:17:32,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:17:32,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:17:32,509 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:17:32,549 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:17:32,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:17:32,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:17:32,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:17:32,562 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:17:32,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:17:32,563 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:17:32,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:17:32,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:17:32,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:17:32,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:17:32,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:17:32,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:17:32,567 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:17:32,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:17:32,570 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:17:32,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:17:32,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:17:32,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:17:32,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:17:32,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:17:32,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:17:32,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:17:32,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:17:32,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:17:32,576 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:17:32,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:17:32,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:17:32,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b [2019-11-27 10:17:33,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:17:33,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:17:33,172 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:17:33,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:17:33,177 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:17:33,179 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-27 10:17:33,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/636be7a58/bd9bdf908d8a46ebb33b1ff229407418/FLAG53d2d8d11 [2019-11-27 10:17:34,701 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:17:34,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-27 10:17:34,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/636be7a58/bd9bdf908d8a46ebb33b1ff229407418/FLAG53d2d8d11 [2019-11-27 10:17:34,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/636be7a58/bd9bdf908d8a46ebb33b1ff229407418 [2019-11-27 10:17:34,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:17:34,812 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:17:34,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:34,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:17:34,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:17:34,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:34" (1/1) ... [2019-11-27 10:17:34,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f95bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:34, skipping insertion in model container [2019-11-27 10:17:34,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:34" (1/1) ... [2019-11-27 10:17:34,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:17:35,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:17:36,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:36,934 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:17:37,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:38,045 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:17:38,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:38 WrapperNode [2019-11-27 10:17:38,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:38,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:38,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:17:38,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:17:38,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:38" (1/1) ... [2019-11-27 10:17:38,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:38" (1/1) ... [2019-11-27 10:17:38,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:38,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:17:38,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:17:38,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:17:38,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:38" (1/1) ... [2019-11-27 10:17:38,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:38" (1/1) ... [2019-11-27 10:17:38,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:38" (1/1) ... [2019-11-27 10:17:38,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:38" (1/1) ... [2019-11-27 10:17:38,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:38" (1/1) ... [2019-11-27 10:17:38,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:38" (1/1) ... [2019-11-27 10:17:38,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:38" (1/1) ... [2019-11-27 10:17:38,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:17:38,513 INFO L168 Benchmark]: Toolchain (without parser) took 3689.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.7 MB in the end (delta: 110.3 MB). Peak memory consumption was 110.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:38,515 INFO L168 Benchmark]: CDTParser took 2.02 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:17:38,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3236.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 851.4 MB in the end (delta: 104.5 MB). Peak memory consumption was 104.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:38,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 261.42 ms. Allocated memory is still 1.0 GB. Free memory is still 851.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:17:38,528 INFO L168 Benchmark]: Boogie Preprocessor took 182.67 ms. Allocated memory is still 1.0 GB. Free memory was 851.4 MB in the beginning and 845.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:38,540 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3236.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 851.4 MB in the end (delta: 104.5 MB). Peak memory consumption was 104.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 261.42 ms. Allocated memory is still 1.0 GB. Free memory is still 851.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.67 ms. Allocated memory is still 1.0 GB. Free memory was 851.4 MB in the beginning and 845.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:17:42,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:17:42,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:17:42,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:17:42,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:17:42,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:17:42,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:17:42,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:17:42,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:17:42,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:17:42,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:17:42,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:17:42,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:17:42,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:17:42,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:17:42,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:17:42,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:17:42,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:17:42,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:17:42,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:17:42,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:17:42,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:17:42,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:17:42,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:17:42,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:17:42,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:17:42,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:17:42,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:17:42,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:17:42,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:17:42,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:17:42,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:17:42,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:17:42,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:17:42,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:17:42,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:17:42,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:17:42,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:17:42,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:17:42,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:17:42,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:17:42,590 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:17:42,647 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:17:42,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:17:42,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:17:42,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:17:42,658 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:17:42,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:17:42,661 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:17:42,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:17:42,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:17:42,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:17:42,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:17:42,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:17:42,663 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:17:42,664 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:17:42,667 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:17:42,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:17:42,667 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:17:42,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:17:42,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:17:42,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:17:42,669 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:17:42,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:17:42,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:17:42,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:17:42,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:17:42,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:17:42,673 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:17:42,674 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:17:42,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:17:42,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:17:42,679 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b [2019-11-27 10:17:43,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:17:43,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:17:43,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:17:43,289 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:17:43,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:17:43,295 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-27 10:17:43,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f446094c/40a87192f0ea4df1a15e70473357e668/FLAG38d3ab282 [2019-11-27 10:17:44,866 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:17:44,867 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-27 10:17:44,932 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f446094c/40a87192f0ea4df1a15e70473357e668/FLAG38d3ab282 [2019-11-27 10:17:44,971 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f446094c/40a87192f0ea4df1a15e70473357e668 [2019-11-27 10:17:44,978 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:17:44,983 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:17:44,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:44,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:17:44,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:17:45,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:44" (1/1) ... [2019-11-27 10:17:45,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c177520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:45, skipping insertion in model container [2019-11-27 10:17:45,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:44" (1/1) ... [2019-11-27 10:17:45,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:17:45,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:17:47,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:47,133 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:17:47,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:48,279 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:17:48,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:48 WrapperNode [2019-11-27 10:17:48,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:48,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:48,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:17:48,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:17:48,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:48" (1/1) ... [2019-11-27 10:17:48,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:48" (1/1) ... [2019-11-27 10:17:48,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:48,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:17:48,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:17:48,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:17:48,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:48" (1/1) ... [2019-11-27 10:17:48,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:48" (1/1) ... [2019-11-27 10:17:48,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:48" (1/1) ... [2019-11-27 10:17:48,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:48" (1/1) ... [2019-11-27 10:17:48,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:48" (1/1) ... [2019-11-27 10:17:48,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:48" (1/1) ... [2019-11-27 10:17:48,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:48" (1/1) ... [2019-11-27 10:17:48,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:17:48,716 INFO L168 Benchmark]: Toolchain (without parser) took 3733.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.7 MB in the end (delta: 110.3 MB). Peak memory consumption was 110.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:48,720 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:17:48,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3297.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 857.1 MB in the end (delta: 98.8 MB). Peak memory consumption was 98.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:48,728 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.91 ms. Allocated memory is still 1.0 GB. Free memory was 857.1 MB in the beginning and 851.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:48,731 INFO L168 Benchmark]: Boogie Preprocessor took 188.42 ms. Allocated memory is still 1.0 GB. Free memory was 851.4 MB in the beginning and 845.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:48,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3297.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 857.1 MB in the end (delta: 98.8 MB). Peak memory consumption was 98.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 235.91 ms. Allocated memory is still 1.0 GB. Free memory was 857.1 MB in the beginning and 851.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.42 ms. Allocated memory is still 1.0 GB. Free memory was 851.4 MB in the beginning and 845.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...