./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/stack_longer-1.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 1891bb638db5c84e8fa01d5309bc212f15b49e23 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/stack_longer-1.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 1891bb638db5c84e8fa01d5309bc212f15b49e23 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:26:07,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:07,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:07,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:07,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:07,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:07,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:07,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:07,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:07,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:07,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:07,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:07,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:07,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:07,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:07,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:07,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:07,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:07,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:07,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:07,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:07,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:07,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:07,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:07,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:07,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:07,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:07,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:07,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:07,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:07,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:07,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:07,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:07,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:07,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:07,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:07,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:07,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:07,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:07,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:07,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:07,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:26:07,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:07,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:07,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:07,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:07,692 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:07,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:07,693 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:07,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:26:07,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:07,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:07,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:07,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:07,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:07,698 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:07,701 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:07,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:07,701 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:07,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:07,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:07,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:07,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:07,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:07,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:07,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:07,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:07,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:07,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:26:07,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:26:07,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:07,709 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 -> 1891bb638db5c84e8fa01d5309bc212f15b49e23 [2019-11-24 21:26:08,245 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:08,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:08,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:08,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:08,289 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:08,290 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-24 21:26:08,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f2ab77b/cf9e6c5f711d4c619494c98873a362e3/FLAG781465fac [2019-11-24 21:26:09,671 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:09,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-24 21:26:09,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f2ab77b/cf9e6c5f711d4c619494c98873a362e3/FLAG781465fac [2019-11-24 21:26:10,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f2ab77b/cf9e6c5f711d4c619494c98873a362e3 [2019-11-24 21:26:10,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:10,231 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:10,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:10,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:10,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:10,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:10" (1/1) ... [2019-11-24 21:26:10,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8aadc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:10, skipping insertion in model container [2019-11-24 21:26:10,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:10" (1/1) ... [2019-11-24 21:26:10,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:10,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:11,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:11,655 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:11,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:12,145 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:12,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:12 WrapperNode [2019-11-24 21:26:12,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:12,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:12,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:12,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:12,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:12" (1/1) ... [2019-11-24 21:26:12,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:12" (1/1) ... [2019-11-24 21:26:12,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:12,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:12,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:12,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:12,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:12" (1/1) ... [2019-11-24 21:26:12,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:12" (1/1) ... [2019-11-24 21:26:12,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:12" (1/1) ... [2019-11-24 21:26:12,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:12" (1/1) ... [2019-11-24 21:26:12,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:12" (1/1) ... [2019-11-24 21:26:12,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:12" (1/1) ... [2019-11-24 21:26:12,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:12" (1/1) ... [2019-11-24 21:26:12,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:12,470 INFO L168 Benchmark]: Toolchain (without parser) took 2232.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 933.6 MB in the end (delta: 32.4 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:12,472 INFO L168 Benchmark]: CDTParser took 0.98 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:12,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1906.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 939.3 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:12,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.19 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:12,481 INFO L168 Benchmark]: Boogie Preprocessor took 124.70 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:12,494 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1906.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 939.3 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.19 ms. Allocated memory is still 1.0 GB. Free memory is still 939.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 124.70 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.6 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 0.1.24-32f2683 [2019-11-24 21:26:16,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:16,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:16,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:16,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:16,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:16,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:16,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:16,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:16,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:16,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:16,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:16,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:16,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:16,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:16,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:16,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:16,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:16,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:16,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:16,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:16,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:16,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:16,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:16,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:16,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:16,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:16,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:16,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:16,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:16,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:16,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:16,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:16,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:16,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:16,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:16,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:16,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:16,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:16,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:16,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:16,692 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:26:16,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:16,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:16,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:16,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:16,737 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:16,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:16,740 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:16,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:16,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:16,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:16,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:16,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:16,743 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:16,743 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:26:16,744 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:26:16,744 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:16,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:16,745 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:16,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:16,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:16,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:16,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:16,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:16,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:16,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:16,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:16,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:16,750 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:26:16,752 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:26:16,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:16,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:26:16,753 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 -> 1891bb638db5c84e8fa01d5309bc212f15b49e23 [2019-11-24 21:26:17,288 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:17,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:17,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:17,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:17,335 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:17,336 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-24 21:26:17,501 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f661c4e4e/5da212e2948f4775ab1f69673ff93467/FLAG88997b05c [2019-11-24 21:26:18,737 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:18,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-24 21:26:18,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f661c4e4e/5da212e2948f4775ab1f69673ff93467/FLAG88997b05c [2019-11-24 21:26:18,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f661c4e4e/5da212e2948f4775ab1f69673ff93467 [2019-11-24 21:26:18,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:18,808 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:18,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:18,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:18,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:18,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:18" (1/1) ... [2019-11-24 21:26:18,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:18, skipping insertion in model container [2019-11-24 21:26:18,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:18" (1/1) ... [2019-11-24 21:26:18,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:18,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:20,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:20,190 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:20,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:20,668 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:20,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20 WrapperNode [2019-11-24 21:26:20,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:20,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:20,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:20,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:20,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:20,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:20,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:20,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:20,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:20,997 INFO L168 Benchmark]: Toolchain (without parser) took 2183.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:21,000 INFO L168 Benchmark]: CDTParser took 2.67 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. [2019-11-24 21:26:21,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1847.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.9 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:21,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.38 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:21,023 INFO L168 Benchmark]: Boogie Preprocessor took 99.16 ms. Allocated memory is still 1.0 GB. Free memory is still 932.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:21,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.67 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 1847.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.9 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.38 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.16 ms. Allocated memory is still 1.0 GB. Free memory is still 932.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...