./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-lit/qw2004-2.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/qw2004-2.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 511c6dfc7d5bd28721d42de204124e2d16d0e544 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/qw2004-2.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 511c6dfc7d5bd28721d42de204124e2d16d0e544 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:35:31,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:35:31,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:35:32,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:35:32,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:35:32,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:35:32,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:35:32,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:35:32,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:35:32,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:35:32,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:35:32,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:35:32,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:35:32,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:35:32,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:35:32,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:35:32,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:35:32,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:35:32,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:35:32,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:35:32,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:35:32,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:35:32,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:35:32,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:35:32,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:35:32,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:35:32,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:35:32,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:35:32,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:35:32,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:35:32,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:35:32,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:35:32,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:35:32,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:35:32,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:35:32,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:35:32,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:35:32,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:35:32,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:35:32,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:35:32,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:35:32,162 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:35:32,202 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:35:32,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:35:32,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:35:32,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:35:32,209 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:35:32,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:35:32,210 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:35:32,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:35:32,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:35:32,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:35:32,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:35:32,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:35:32,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:35:32,217 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:35:32,217 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:35:32,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:35:32,218 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:35:32,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:35:32,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:35:32,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:35:32,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:35:32,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:35:32,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:35:32,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:35:32,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:35:32,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:35:32,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:35:32,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:35:32,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:35:32,226 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 -> 511c6dfc7d5bd28721d42de204124e2d16d0e544 [2019-11-24 21:35:32,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:35:32,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:35:32,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:35:32,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:35:32,870 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:35:32,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-24 21:35:33,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56976f876/d789b3e728c34897af9fd9f24f5ec074/FLAGa4762dc8e [2019-11-24 21:35:34,266 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:35:34,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-24 21:35:34,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56976f876/d789b3e728c34897af9fd9f24f5ec074/FLAGa4762dc8e [2019-11-24 21:35:34,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56976f876/d789b3e728c34897af9fd9f24f5ec074 [2019-11-24 21:35:34,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:35:34,352 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:35:34,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:34,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:35:34,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:35:34,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:34" (1/1) ... [2019-11-24 21:35:34,380 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 09:35:34, skipping insertion in model container [2019-11-24 21:35:34,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:34" (1/1) ... [2019-11-24 21:35:34,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:35:34,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:35:35,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:35:35,515 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:35:35,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:35:35,837 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:35:35,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:35 WrapperNode [2019-11-24 21:35:35,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:35,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:35:35,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:35:35,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:35:35,868 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 21:35:35,936 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 21:35:35,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:35:35,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:35:35,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:35:35,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:35:36,007 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 21:35:36,007 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 21:35:36,018 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 21:35:36,019 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 21:35:36,048 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 21:35:36,064 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 21:35:36,067 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 21:35:36,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:35:36,092 INFO L168 Benchmark]: Toolchain (without parser) took 1733.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:36,102 INFO L168 Benchmark]: CDTParser took 1.98 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 21:35:36,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1485.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 602.1 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:36,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.66 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. [2019-11-24 21:35:36,110 INFO L168 Benchmark]: Boogie Preprocessor took 88.79 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. [2019-11-24 21:35:36,120 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.98 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 1485.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 602.1 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.66 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 88.79 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 0.1.24-32f2683 [2019-11-24 21:35:39,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:35:39,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:35:39,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:35:39,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:35:39,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:35:39,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:35:40,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:35:40,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:35:40,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:35:40,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:35:40,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:35:40,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:35:40,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:35:40,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:35:40,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:35:40,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:35:40,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:35:40,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:35:40,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:35:40,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:35:40,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:35:40,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:35:40,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:35:40,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:35:40,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:35:40,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:35:40,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:35:40,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:35:40,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:35:40,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:35:40,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:35:40,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:35:40,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:35:40,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:35:40,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:35:40,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:35:40,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:35:40,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:35:40,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:35:40,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:35:40,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:35:40,171 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:35:40,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:35:40,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:35:40,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:35:40,183 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:35:40,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:35:40,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:35:40,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:35:40,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:35:40,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:35:40,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:35:40,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:35:40,187 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:35:40,188 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:35:40,189 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:35:40,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:35:40,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:35:40,191 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:35:40,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:35:40,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:35:40,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:35:40,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:35:40,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:35:40,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:35:40,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:35:40,196 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:35:40,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:35:40,198 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:35:40,198 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:35:40,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:35:40,200 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:35:40,200 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 -> 511c6dfc7d5bd28721d42de204124e2d16d0e544 [2019-11-24 21:35:40,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:35:40,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:35:40,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:35:40,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:35:40,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:35:40,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-24 21:35:40,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e590f81b/fd50523cf5c14c289e5cc27361792902/FLAGcf303b798 [2019-11-24 21:35:42,183 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:35:42,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-24 21:35:42,225 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e590f81b/fd50523cf5c14c289e5cc27361792902/FLAGcf303b798 [2019-11-24 21:35:42,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e590f81b/fd50523cf5c14c289e5cc27361792902 [2019-11-24 21:35:42,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:35:42,274 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:35:42,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:42,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:35:42,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:35:42,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:42" (1/1) ... [2019-11-24 21:35:42,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0207cb 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 21:35:42,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:42" (1/1) ... [2019-11-24 21:35:42,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:35:42,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:35:43,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:35:43,463 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:35:43,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:35:43,792 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:35:43,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:43 WrapperNode [2019-11-24 21:35:43,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:43,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:35:43,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:35:43,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:35:43,824 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 21:35:43,880 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 21:35:43,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:35:43,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:35:43,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:35:43,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:35:43,946 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 21:35:43,947 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 21:35:43,954 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 21:35:43,956 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 21:35:43,994 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 21:35:43,996 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 21:35:44,004 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 21:35:44,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:35:44,035 INFO L168 Benchmark]: Toolchain (without parser) took 1744.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.9 MB in the end (delta: 742.1 kB). Peak memory consumption was 807.7 kB. Max. memory is 12.5 GB. [2019-11-24 21:35:44,036 INFO L168 Benchmark]: CDTParser took 2.81 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 21:35:44,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1516.27 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:44,043 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.27 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:44,044 INFO L168 Benchmark]: Boogie Preprocessor took 80.48 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:35:44,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 1516.27 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.27 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.48 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 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...