./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.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-divine/one_time_barrier_twice_2t.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 72ebf8ce6e5f5852236c16ec814a354f004bf355 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-divine/one_time_barrier_twice_2t.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 72ebf8ce6e5f5852236c16ec814a354f004bf355 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:23:02,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:23:02,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:23:02,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:23:02,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:23:02,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:23:02,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:23:02,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:23:02,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:23:02,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:23:02,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:23:02,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:23:02,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:23:02,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:23:02,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:23:02,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:23:02,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:23:02,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:23:02,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:23:02,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:23:02,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:23:02,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:23:02,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:23:02,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:23:02,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:23:02,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:23:02,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:23:02,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:23:02,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:23:02,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:23:02,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:23:02,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:23:02,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:23:02,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:23:02,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:23:02,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:23:02,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:23:02,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:23:02,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:23:02,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:23:02,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:23:02,759 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:23:02,795 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:23:02,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:23:02,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:23:02,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:23:02,802 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:23:02,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:23:02,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:23:02,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:23:02,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:23:02,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:23:02,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:23:02,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:23:02,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:23:02,810 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:23:02,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:23:02,811 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:23:02,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:23:02,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:23:02,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:23:02,813 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:23:02,813 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:23:02,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:23:02,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:23:02,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:23:02,817 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:23:02,817 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:23:02,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:23:02,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:23:02,818 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 -> 72ebf8ce6e5f5852236c16ec814a354f004bf355 [2019-11-25 23:23:03,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:23:03,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:23:03,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:23:03,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:23:03,475 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:23:03,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i [2019-11-25 23:23:03,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b816f0137/744baf0c860a4439b68d2dca7a09ee56/FLAGcc14edc06 [2019-11-25 23:23:04,834 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:23:04,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i [2019-11-25 23:23:04,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b816f0137/744baf0c860a4439b68d2dca7a09ee56/FLAGcc14edc06 [2019-11-25 23:23:04,923 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b816f0137/744baf0c860a4439b68d2dca7a09ee56 [2019-11-25 23:23:04,931 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:23:04,934 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:23:04,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:04,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:23:04,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:23:04,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:04" (1/1) ... [2019-11-25 23:23:04,960 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 11:23:04, skipping insertion in model container [2019-11-25 23:23:04,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:04" (1/1) ... [2019-11-25 23:23:04,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:23:05,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:23:05,647 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:06,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:06,198 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:23:06,259 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:06,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:06,567 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:23:06,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06 WrapperNode [2019-11-25 23:23:06,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:06,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:06,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:23:06,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:23:06,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:06,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:23:06,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:23:06,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:23:06,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:23:06,954 INFO L168 Benchmark]: Toolchain (without parser) took 2015.10 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. [2019-11-25 23:23:06,955 INFO L168 Benchmark]: CDTParser took 1.46 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. [2019-11-25 23:23:06,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1630.59 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: 597.6 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:06,960 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.99 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:23:06,972 INFO L168 Benchmark]: Boogie Preprocessor took 169.68 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 23:23:06,992 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 1630.59 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: 597.6 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.99 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.68 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. 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 23:23:10,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:23:10,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:23:10,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:23:10,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:23:10,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:23:10,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:23:10,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:23:10,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:23:10,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:23:10,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:23:10,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:23:10,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:23:10,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:23:10,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:23:10,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:23:10,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:23:10,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:23:10,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:23:10,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:23:11,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:23:11,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:23:11,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:23:11,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:23:11,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:23:11,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:23:11,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:23:11,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:23:11,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:23:11,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:23:11,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:23:11,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:23:11,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:23:11,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:23:11,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:23:11,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:23:11,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:23:11,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:23:11,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:23:11,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:23:11,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:23:11,053 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:23:11,087 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:23:11,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:23:11,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:23:11,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:23:11,097 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:23:11,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:23:11,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:23:11,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:23:11,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:23:11,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:23:11,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:23:11,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:23:11,102 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:23:11,103 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:23:11,105 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:23:11,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:23:11,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:23:11,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:23:11,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:23:11,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:23:11,106 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:23:11,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:23:11,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:23:11,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:23:11,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:23:11,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:23:11,111 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:23:11,111 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:23:11,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:23:11,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:23:11,114 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 -> 72ebf8ce6e5f5852236c16ec814a354f004bf355 [2019-11-25 23:23:11,589 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:23:11,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:23:11,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:23:11,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:23:11,615 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:23:11,616 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i [2019-11-25 23:23:11,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6bcb1cb/77fffa9e82634880865aae8955211084/FLAG9f5250347 [2019-11-25 23:23:12,921 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:23:12,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i [2019-11-25 23:23:12,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6bcb1cb/77fffa9e82634880865aae8955211084/FLAG9f5250347 [2019-11-25 23:23:13,401 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6bcb1cb/77fffa9e82634880865aae8955211084 [2019-11-25 23:23:13,409 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:23:13,413 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:23:13,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:13,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:23:13,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:23:13,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:13" (1/1) ... [2019-11-25 23:23:13,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f2aa46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:13, skipping insertion in model container [2019-11-25 23:23:13,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:13" (1/1) ... [2019-11-25 23:23:13,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:23:13,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:23:14,058 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:14,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:14,735 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:23:14,797 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:14,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:15,146 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:23:15,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:15 WrapperNode [2019-11-25 23:23:15,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:15,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:15,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:23:15,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:23:15,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:15" (1/1) ... [2019-11-25 23:23:15,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:15" (1/1) ... [2019-11-25 23:23:15,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:15,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:23:15,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:23:15,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:23:15,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:15" (1/1) ... [2019-11-25 23:23:15,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:15" (1/1) ... [2019-11-25 23:23:15,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:15" (1/1) ... [2019-11-25 23:23:15,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:15" (1/1) ... [2019-11-25 23:23:15,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:15" (1/1) ... [2019-11-25 23:23:15,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:15" (1/1) ... [2019-11-25 23:23:15,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:15" (1/1) ... [2019-11-25 23:23:15,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:23:15,567 INFO L168 Benchmark]: Toolchain (without parser) took 2149.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 962.4 MB in the end (delta: 726.7 kB). Peak memory consumption was 792.3 kB. Max. memory is 12.5 GB. [2019-11-25 23:23:15,568 INFO L168 Benchmark]: CDTParser took 1.94 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 23:23:15,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1730.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.1 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:15,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.26 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:15,576 INFO L168 Benchmark]: Boogie Preprocessor took 203.99 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:23:15,585 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 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 1730.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.1 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 201.26 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.99 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 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...