./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-lit/qw2004_variant.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_variant.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 1953052a35542fc4370e7730ae7762f1486f1475 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_variant.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 1953052a35542fc4370e7730ae7762f1486f1475 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:22:15,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:22:15,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:22:15,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:22:15,259 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:22:15,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:22:15,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:22:15,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:22:15,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:22:15,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:22:15,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:22:15,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:22:15,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:22:15,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:22:15,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:22:15,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:22:15,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:22:15,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:22:15,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:22:15,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:22:15,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:22:15,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:22:15,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:22:15,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:22:15,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:22:15,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:22:15,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:22:15,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:22:15,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:22:15,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:22:15,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:22:15,379 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:22:15,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:22:15,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:22:15,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:22:15,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:22:15,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:22:15,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:22:15,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:22:15,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:22:15,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:22:15,403 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:22:15,439 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:22:15,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:22:15,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:22:15,448 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:22:15,448 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:22:15,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:22:15,449 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:22:15,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:22:15,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:22:15,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:22:15,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:22:15,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:22:15,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:22:15,454 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:22:15,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:22:15,457 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:22:15,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:22:15,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:22:15,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:22:15,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:22:15,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:22:15,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:22:15,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:22:15,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:22:15,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:22:15,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:22:15,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:22:15,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:22:15,463 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 -> 1953052a35542fc4370e7730ae7762f1486f1475 [2019-11-25 23:22:16,051 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:22:16,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:22:16,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:22:16,095 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:22:16,096 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:22:16,097 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004_variant.i [2019-11-25 23:22:16,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98ecd884/3c7b1e624f6d434198dc1038d0f67902/FLAGba7283692 [2019-11-25 23:22:17,420 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:22:17,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004_variant.i [2019-11-25 23:22:17,459 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98ecd884/3c7b1e624f6d434198dc1038d0f67902/FLAGba7283692 [2019-11-25 23:22:17,496 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98ecd884/3c7b1e624f6d434198dc1038d0f67902 [2019-11-25 23:22:17,501 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:22:17,503 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:22:17,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:17,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:22:17,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:22:17,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:17" (1/1) ... [2019-11-25 23:22:17,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:17, skipping insertion in model container [2019-11-25 23:22:17,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:17" (1/1) ... [2019-11-25 23:22:17,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:22:17,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:22:18,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:18,571 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:22:18,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:18,876 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:22:18,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:18 WrapperNode [2019-11-25 23:22:18,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:18,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:18,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:22:18,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:22:18,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:18" (1/1) ... [2019-11-25 23:22:18,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:18" (1/1) ... [2019-11-25 23:22:19,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:19,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:22:19,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:22:19,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:22:19,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:18" (1/1) ... [2019-11-25 23:22:19,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:18" (1/1) ... [2019-11-25 23:22:19,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:18" (1/1) ... [2019-11-25 23:22:19,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:18" (1/1) ... [2019-11-25 23:22:19,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:18" (1/1) ... [2019-11-25 23:22:19,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:18" (1/1) ... [2019-11-25 23:22:19,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:18" (1/1) ... [2019-11-25 23:22:19,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:22:19,112 INFO L168 Benchmark]: Toolchain (without parser) took 1598.79 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 961.1 MB in the end (delta: 601.9 kB). Peak memory consumption was 667.4 kB. Max. memory is 12.5 GB. [2019-11-25 23:22:19,116 INFO L168 Benchmark]: CDTParser took 2.84 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. [2019-11-25 23:22:19,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1368.53 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:19,123 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.88 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:19,126 INFO L168 Benchmark]: Boogie Preprocessor took 89.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:22:19,137 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.84 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 1368.53 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.88 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 89.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 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 0.1.24-65d6cd2 [2019-11-25 23:22:22,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:22:22,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:22:23,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:22:23,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:22:23,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:22:23,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:22:23,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:22:23,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:22:23,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:22:23,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:22:23,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:22:23,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:22:23,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:22:23,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:22:23,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:22:23,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:22:23,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:22:23,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:22:23,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:22:23,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:22:23,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:22:23,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:22:23,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:22:23,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:22:23,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:22:23,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:22:23,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:22:23,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:22:23,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:22:23,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:22:23,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:22:23,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:22:23,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:22:23,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:22:23,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:22:23,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:22:23,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:22:23,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:22:23,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:22:23,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:22:23,137 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:22:23,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:22:23,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:22:23,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:22:23,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:22:23,199 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:22:23,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:22:23,202 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:22:23,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:22:23,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:22:23,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:22:23,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:22:23,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:22:23,207 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:22:23,207 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:22:23,208 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:22:23,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:22:23,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:22:23,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:22:23,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:22:23,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:22:23,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:22:23,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:22:23,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:22:23,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:22:23,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:22:23,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:22:23,215 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:22:23,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:22:23,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:22:23,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:22:23,218 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 -> 1953052a35542fc4370e7730ae7762f1486f1475 [2019-11-25 23:22:23,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:22:23,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:22:23,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:22:23,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:22:23,871 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:22:23,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004_variant.i [2019-11-25 23:22:24,031 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09b7823b6/70763c0cfbb84580ab0b7efee3d57675/FLAG8d657cc07 [2019-11-25 23:22:25,194 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:22:25,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004_variant.i [2019-11-25 23:22:25,232 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09b7823b6/70763c0cfbb84580ab0b7efee3d57675/FLAG8d657cc07 [2019-11-25 23:22:25,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09b7823b6/70763c0cfbb84580ab0b7efee3d57675 [2019-11-25 23:22:25,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:22:25,730 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:22:25,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:25,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:22:25,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:22:25,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:25" (1/1) ... [2019-11-25 23:22:25,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f2a298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:25, skipping insertion in model container [2019-11-25 23:22:25,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:25" (1/1) ... [2019-11-25 23:22:25,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:22:25,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:22:26,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:26,922 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:22:27,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:27,234 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:22:27,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:27 WrapperNode [2019-11-25 23:22:27,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:27,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:27,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:22:27,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:22:27,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:27" (1/1) ... [2019-11-25 23:22:27,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:27" (1/1) ... [2019-11-25 23:22:27,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:27,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:22:27,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:22:27,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:22:27,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:27" (1/1) ... [2019-11-25 23:22:27,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:27" (1/1) ... [2019-11-25 23:22:27,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:27" (1/1) ... [2019-11-25 23:22:27,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:27" (1/1) ... [2019-11-25 23:22:27,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:27" (1/1) ... [2019-11-25 23:22:27,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:27" (1/1) ... [2019-11-25 23:22:27,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:27" (1/1) ... [2019-11-25 23:22:27,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:22:27,510 INFO L168 Benchmark]: Toolchain (without parser) took 1780.02 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 962.5 MB in the end (delta: -820.6 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:22:27,519 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-25 23:22:27,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1499.97 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:27,528 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.54 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:27,529 INFO L168 Benchmark]: Boogie Preprocessor took 112.54 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:22:27,539 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1499.97 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.54 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 112.54 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 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...