./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-lit/qw2004-1.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-lit/qw2004-1.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 45e6dcd403d8f6074b656895ba04bd6e3a0aa355 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-lit/qw2004-1.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 45e6dcd403d8f6074b656895ba04bd6e3a0aa355 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:35:31,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:35:31,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:35:31,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:35:31,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:35:31,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:35:31,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:35:31,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:35:31,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:35:31,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:35:31,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:35:31,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:35:31,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:35:31,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:35:31,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:35:31,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:35:31,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:35:31,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:35:31,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:35:31,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:35:31,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:35:31,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:35:31,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:35:31,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:35:31,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:35:31,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:35:31,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:35:31,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:35:31,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:35:31,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:35:31,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:35:31,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:35:31,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:35:31,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:35:31,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:35:31,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:35:31,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:35:31,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:35:31,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:35:31,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:35:31,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:35:31,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:35:31,699 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:35:31,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:35:31,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:35:31,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:35:31,708 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:35:31,709 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:35:31,709 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:35:31,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:35:31,710 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:35:31,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:35:31,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:35:31,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:35:31,712 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:35:31,715 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:35:31,716 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:35:31,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:35:31,716 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:35:31,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:35:31,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:35:31,717 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:35:31,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:35:31,718 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:35:31,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:35:31,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:35:31,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:35:31,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:35:31,721 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:35:31,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:35:31,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:35:31,723 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 -> 45e6dcd403d8f6074b656895ba04bd6e3a0aa355 [2019-11-24 21:35:32,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:35:32,371 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:35:32,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:35:32,383 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:35:32,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:35:32,387 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004-1.i [2019-11-24 21:35:32,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14f9767a4/dc667924032c4ea883512da2cbb8647b/FLAGa34ce0069 [2019-11-24 21:35:33,811 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:35:33,815 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004-1.i [2019-11-24 21:35:33,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14f9767a4/dc667924032c4ea883512da2cbb8647b/FLAGa34ce0069 [2019-11-24 21:35:33,902 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14f9767a4/dc667924032c4ea883512da2cbb8647b [2019-11-24 21:35:33,909 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:35:33,916 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:35:33,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:33,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:35:33,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:35:33,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:33" (1/1) ... [2019-11-24 21:35:33,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4787b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:33, skipping insertion in model container [2019-11-24 21:35:33,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:33" (1/1) ... [2019-11-24 21:35:33,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:35:34,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:35:35,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:35:35,123 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:35:35,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:35:35,467 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:35:35,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:35 WrapperNode [2019-11-24 21:35:35,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:35,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:35:35,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:35:35,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:35:35,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:35" (1/1) ... [2019-11-24 21:35:35,560 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:35" (1/1) ... [2019-11-24 21:35:35,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:35:35,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:35:35,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:35:35,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:35:35,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:35" (1/1) ... [2019-11-24 21:35:35,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:35" (1/1) ... [2019-11-24 21:35:35,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:35" (1/1) ... [2019-11-24 21:35:35,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:35" (1/1) ... [2019-11-24 21:35:35,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:35" (1/1) ... [2019-11-24 21:35:35,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:35" (1/1) ... [2019-11-24 21:35:35,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:35" (1/1) ... [2019-11-24 21:35:35,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:35:35,746 INFO L168 Benchmark]: Toolchain (without parser) took 1824.42 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:35:35,751 INFO L168 Benchmark]: CDTParser took 0.88 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 21:35:35,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1551.64 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:35,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.47 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:35,761 INFO L168 Benchmark]: Boogie Preprocessor took 95.55 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:35:35,771 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 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 1551.64 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.47 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 95.55 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:35:39,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:35:39,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:35:39,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:35:39,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:35:39,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:35:39,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:35:39,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:35:39,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:35:39,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:35:39,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:35:39,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:35:39,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:35:39,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:35:39,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:35:39,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:35:39,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:35:39,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:35:39,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:35:39,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:35:39,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:35:39,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:35:39,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:35:39,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:35:39,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:35:39,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:35:39,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:35:39,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:35:39,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:35:39,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:35:39,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:35:39,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:35:39,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:35:39,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:35:39,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:35:39,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:35:39,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:35:39,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:35:39,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:35:39,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:35:39,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:35:39,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:35:39,931 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:35:39,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:35:39,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:35:39,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:35:39,938 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:35:39,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:35:39,941 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:35:39,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:35:39,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:35:39,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:35:39,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:35:39,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:35:39,946 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:35:39,947 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:35:39,947 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:35:39,947 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:35:39,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:35:39,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:35:39,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:35:39,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:35:39,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:35:39,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:35:39,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:35:39,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:35:39,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:35:39,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:35:39,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:35:39,956 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:35:39,956 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:35:39,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:35:39,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:35:39,959 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 -> 45e6dcd403d8f6074b656895ba04bd6e3a0aa355 [2019-11-24 21:35:40,545 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:35:40,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:35:40,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:35:40,585 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:35:40,588 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:35:40,590 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004-1.i [2019-11-24 21:35:40,743 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ffcc4623/921ebd79e61a4c18bb57c577d43c4c7f/FLAG3485b6fdb [2019-11-24 21:35:41,889 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:35:41,894 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004-1.i [2019-11-24 21:35:41,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ffcc4623/921ebd79e61a4c18bb57c577d43c4c7f/FLAG3485b6fdb [2019-11-24 21:35:41,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ffcc4623/921ebd79e61a4c18bb57c577d43c4c7f [2019-11-24 21:35:41,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:35:41,983 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:35:41,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:41,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:35:41,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:35:42,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:41" (1/1) ... [2019-11-24 21:35:42,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dee9500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:42, skipping insertion in model container [2019-11-24 21:35:42,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:41" (1/1) ... [2019-11-24 21:35:42,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:35:42,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:35:43,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:35:43,158 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:35:43,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:35:43,481 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:35:43,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:43 WrapperNode [2019-11-24 21:35:43,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:43,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:35:43,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:35:43,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:35:43,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:43" (1/1) ... [2019-11-24 21:35:43,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:43" (1/1) ... [2019-11-24 21:35:43,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:35:43,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:35:43,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:35:43,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:35:43,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:43" (1/1) ... [2019-11-24 21:35:43,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:43" (1/1) ... [2019-11-24 21:35:43,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:43" (1/1) ... [2019-11-24 21:35:43,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:43" (1/1) ... [2019-11-24 21:35:43,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:43" (1/1) ... [2019-11-24 21:35:43,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:43" (1/1) ... [2019-11-24 21:35:43,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:43" (1/1) ... [2019-11-24 21:35:43,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:35:43,724 INFO L168 Benchmark]: Toolchain (without parser) took 1737.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 956.8 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:43,727 INFO L168 Benchmark]: CDTParser took 0.43 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 21:35:43,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1496.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 962.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:43,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.33 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:43,745 INFO L168 Benchmark]: Boogie Preprocessor took 69.38 ms. Allocated memory is still 1.0 GB. Free memory is still 956.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:35:43,755 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1496.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 962.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.33 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.38 ms. Allocated memory is still 1.0 GB. Free memory is still 956.8 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...