./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe021_pso.oepc.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-wmm/safe021_pso.oepc.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 3ac002b3633adb7e73afb8704d2ea9835992d8e2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-wmm/safe021_pso.oepc.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 3ac002b3633adb7e73afb8704d2ea9835992d8e2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:33:58,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:33:58,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:33:58,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:33:58,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:33:58,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:33:58,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:33:58,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:33:58,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:33:58,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:33:58,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:33:58,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:33:58,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:33:58,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:33:58,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:33:58,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:33:58,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:33:58,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:33:58,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:33:58,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:33:58,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:33:59,000 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:33:59,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:33:59,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:33:59,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:33:59,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:33:59,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:33:59,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:33:59,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:33:59,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:33:59,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:33:59,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:33:59,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:33:59,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:33:59,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:33:59,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:33:59,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:33:59,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:33:59,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:33:59,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:33:59,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:33:59,049 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:33:59,089 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:33:59,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:33:59,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:33:59,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:33:59,097 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:33:59,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:33:59,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:33:59,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:33:59,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:33:59,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:33:59,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:33:59,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:33:59,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:33:59,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:33:59,105 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:33:59,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:33:59,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:33:59,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:33:59,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:33:59,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:33:59,110 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:33:59,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:33:59,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:33:59,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:33:59,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:33:59,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:33:59,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:33:59,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:33:59,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:33:59,113 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 -> 3ac002b3633adb7e73afb8704d2ea9835992d8e2 [2019-11-24 21:33:59,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:33:59,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:33:59,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:33:59,676 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:33:59,679 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:33:59,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe021_pso.oepc.i [2019-11-24 21:33:59,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9afb5863d/a5fdbe9092234955b2da2ba12d549052/FLAG51ce27b53 [2019-11-24 21:34:00,992 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:34:00,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe021_pso.oepc.i [2019-11-24 21:34:01,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9afb5863d/a5fdbe9092234955b2da2ba12d549052/FLAG51ce27b53 [2019-11-24 21:34:01,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9afb5863d/a5fdbe9092234955b2da2ba12d549052 [2019-11-24 21:34:01,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:34:01,076 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:34:01,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:34:01,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:34:01,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:34:01,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:34:01" (1/1) ... [2019-11-24 21:34:01,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d65fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:01, skipping insertion in model container [2019-11-24 21:34:01,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:34:01" (1/1) ... [2019-11-24 21:34:01,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:34:01,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:34:02,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:02,319 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:34:02,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:02,701 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:34:02,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02 WrapperNode [2019-11-24 21:34:02,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:34:02,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:02,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:34:02,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:34:02,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:02,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:02,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:02,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:34:02,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:34:02,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:34:02,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:02,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:02,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:02,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:02,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:02,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:02,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:02" (1/1) ... [2019-11-24 21:34:02,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:34:03,005 INFO L168 Benchmark]: Toolchain (without parser) took 1922.24 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 950.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:03,008 INFO L168 Benchmark]: CDTParser took 3.23 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 21:34:03,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1625.83 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 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:03,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.38 ms. Allocated memory is still 1.0 GB. Free memory is still 956.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:34:03,018 INFO L168 Benchmark]: Boogie Preprocessor took 122.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:03,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.23 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 1625.83 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 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 165.38 ms. Allocated memory is still 1.0 GB. Free memory is still 956.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 122.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:34:06,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:34:06,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:34:06,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:34:06,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:34:06,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:34:06,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:34:06,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:34:06,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:34:06,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:34:06,916 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:34:06,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:34:06,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:34:06,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:34:06,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:34:06,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:34:06,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:34:06,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:34:06,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:34:06,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:34:06,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:34:06,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:34:06,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:34:06,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:34:06,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:34:06,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:34:06,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:34:06,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:34:06,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:34:06,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:34:06,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:34:06,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:34:06,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:34:06,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:34:07,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:34:07,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:34:07,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:34:07,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:34:07,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:34:07,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:34:07,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:34:07,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:34:07,048 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:34:07,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:34:07,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:34:07,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:34:07,057 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:34:07,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:34:07,058 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:34:07,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:34:07,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:34:07,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:34:07,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:34:07,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:34:07,063 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:34:07,064 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:34:07,064 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:34:07,064 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:34:07,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:34:07,065 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:34:07,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:34:07,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:34:07,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:34:07,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:34:07,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:34:07,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:34:07,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:34:07,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:34:07,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:34:07,070 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:34:07,071 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:34:07,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:34:07,073 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:34:07,073 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 -> 3ac002b3633adb7e73afb8704d2ea9835992d8e2 [2019-11-24 21:34:07,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:34:07,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:34:07,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:34:07,682 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:34:07,686 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:34:07,687 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe021_pso.oepc.i [2019-11-24 21:34:07,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86df6616a/68da4c4d946a4a04a1c2e39c5b28ff99/FLAGd0e52f563 [2019-11-24 21:34:09,079 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:34:09,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe021_pso.oepc.i [2019-11-24 21:34:09,139 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86df6616a/68da4c4d946a4a04a1c2e39c5b28ff99/FLAGd0e52f563 [2019-11-24 21:34:09,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86df6616a/68da4c4d946a4a04a1c2e39c5b28ff99 [2019-11-24 21:34:09,186 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:34:09,188 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:34:09,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:34:09,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:34:09,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:34:09,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:34:09" (1/1) ... [2019-11-24 21:34:09,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7825ed55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:09, skipping insertion in model container [2019-11-24 21:34:09,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:34:09" (1/1) ... [2019-11-24 21:34:09,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:34:09,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:34:10,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:10,486 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:34:10,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:34:10,873 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:34:10,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:10 WrapperNode [2019-11-24 21:34:10,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:34:10,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:10,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:34:10,879 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:34:10,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:10" (1/1) ... [2019-11-24 21:34:10,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:10" (1/1) ... [2019-11-24 21:34:11,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:34:11,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:34:11,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:34:11,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:34:11,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:10" (1/1) ... [2019-11-24 21:34:11,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:10" (1/1) ... [2019-11-24 21:34:11,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:10" (1/1) ... [2019-11-24 21:34:11,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:10" (1/1) ... [2019-11-24 21:34:11,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:10" (1/1) ... [2019-11-24 21:34:11,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:10" (1/1) ... [2019-11-24 21:34:11,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:34:10" (1/1) ... [2019-11-24 21:34:11,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:34:11,152 INFO L168 Benchmark]: Toolchain (without parser) took 1954.30 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:11,156 INFO L168 Benchmark]: CDTParser took 0.34 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 21:34:11,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1683.56 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 961.0 MB in the end (delta: 646.6 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:11,169 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.89 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:34:11,170 INFO L168 Benchmark]: Boogie Preprocessor took 106.56 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:34:11,185 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1683.56 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 961.0 MB in the end (delta: 646.6 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 155.89 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.56 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 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...