./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c --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/seq-mthreaded/rekcba_aso.2.M1-1.c -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 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/seq-mthreaded/rekcba_aso.2.M1-1.c -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 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 23:07:02,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:07:02,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:07:02,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:07:02,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:07:02,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:07:02,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:07:02,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:07:02,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:07:02,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:07:02,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:07:02,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:07:02,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:07:02,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:07:02,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:07:02,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:07:02,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:07:02,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:07:02,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:07:02,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:07:02,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:07:02,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:07:02,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:07:02,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:07:02,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:07:02,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:07:02,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:07:02,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:07:02,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:07:02,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:07:02,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:07:02,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:07:02,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:07:02,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:07:02,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:07:02,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:07:02,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:07:02,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:07:02,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:07:02,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:07:02,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:07:02,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:07:02,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:07:02,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:07:02,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:07:02,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:07:02,922 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:07:02,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:07:02,923 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:07:02,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:07:02,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:07:02,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:07:02,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:07:02,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:07:02,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:07:02,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:07:02,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:07:02,929 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:07:02,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:07:02,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:07:02,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:07:02,932 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:07:02,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:07:02,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:07:02,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:07:02,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:07:02,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:07:02,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:07:02,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:07:02,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:07:02,939 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 -> 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 [2019-11-25 23:07:03,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:07:03,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:07:03,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:07:03,537 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:07:03,540 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:07:03,542 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-25 23:07:03,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5c6bd9d3/0b4c21e1001a448c9ac503454028a5c2/FLAGa18869b15 [2019-11-25 23:07:05,065 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:07:05,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-25 23:07:05,119 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5c6bd9d3/0b4c21e1001a448c9ac503454028a5c2/FLAGa18869b15 [2019-11-25 23:07:05,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5c6bd9d3/0b4c21e1001a448c9ac503454028a5c2 [2019-11-25 23:07:05,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:07:05,169 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:07:05,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:05,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:07:05,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:07:05,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:05" (1/1) ... [2019-11-25 23:07:05,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:05, skipping insertion in model container [2019-11-25 23:07:05,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:05" (1/1) ... [2019-11-25 23:07:05,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:05,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:06,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:07,031 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:07,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:07,702 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:07,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:07 WrapperNode [2019-11-25 23:07:07,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:07,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:07,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:07,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:07,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:07" (1/1) ... [2019-11-25 23:07:07,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:07" (1/1) ... [2019-11-25 23:07:09,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:09,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:07:09,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:07:09,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:07:09,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:07" (1/1) ... [2019-11-25 23:07:09,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:07" (1/1) ... [2019-11-25 23:07:10,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:07" (1/1) ... [2019-11-25 23:07:10,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:07" (1/1) ... [2019-11-25 23:07:11,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:07" (1/1) ... [2019-11-25 23:07:11,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:07" (1/1) ... [2019-11-25 23:07:11,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:07" (1/1) ... [2019-11-25 23:07:12,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:07:12,092 INFO L168 Benchmark]: Toolchain (without parser) took 6919.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 786.8 MB in the end (delta: 169.1 MB). Peak memory consumption was 319.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:12,094 INFO L168 Benchmark]: CDTParser took 2.41 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 23:07:12,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2533.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 908.6 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:12,103 INFO L168 Benchmark]: Boogie Procedure Inliner took 1868.75 ms. Allocated memory is still 1.0 GB. Free memory was 908.6 MB in the beginning and 724.2 MB in the end (delta: 184.4 MB). Peak memory consumption was 184.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:12,106 INFO L168 Benchmark]: Boogie Preprocessor took 2508.61 ms. Allocated memory is still 1.0 GB. Free memory was 724.2 MB in the beginning and 786.8 MB in the end (delta: -62.7 MB). Peak memory consumption was 87.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:12,116 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.41 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 2533.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 908.6 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1868.75 ms. Allocated memory is still 1.0 GB. Free memory was 908.6 MB in the beginning and 724.2 MB in the end (delta: 184.4 MB). Peak memory consumption was 184.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2508.61 ms. Allocated memory is still 1.0 GB. Free memory was 724.2 MB in the beginning and 786.8 MB in the end (delta: -62.7 MB). Peak memory consumption was 87.1 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 23:07:16,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:07:16,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:07:16,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:07:16,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:07:16,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:07:16,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:07:16,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:07:16,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:07:16,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:07:16,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:07:16,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:07:16,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:07:16,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:07:16,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:07:16,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:07:16,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:07:16,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:07:16,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:07:16,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:07:16,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:07:16,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:07:16,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:07:16,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:07:16,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:07:16,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:07:16,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:07:16,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:07:16,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:07:16,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:07:16,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:07:16,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:07:16,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:07:16,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:07:16,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:07:16,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:07:16,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:07:16,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:07:16,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:07:16,494 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:07:16,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:07:16,499 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:07:16,543 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:07:16,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:07:16,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:07:16,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:07:16,549 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:07:16,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:07:16,552 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:07:16,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:07:16,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:07:16,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:07:16,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:07:16,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:07:16,555 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:07:16,557 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:07:16,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:07:16,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:07:16,560 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:07:16,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:07:16,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:07:16,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:07:16,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:07:16,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:07:16,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:07:16,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:07:16,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:07:16,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:07:16,567 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:07:16,567 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:07:16,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:07:16,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:07:16,569 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 -> 8d1d7a1ef707c01fc698fa1ebd6eaa2395b3bdf3 [2019-11-25 23:07:17,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:07:17,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:07:17,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:07:17,303 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:07:17,303 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:07:17,305 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-25 23:07:17,482 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d8929ea/d64b005e98ef4a1781f176650922722f/FLAGae0b3aa34 [2019-11-25 23:07:18,969 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:07:18,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.2.M1-1.c [2019-11-25 23:07:19,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d8929ea/d64b005e98ef4a1781f176650922722f/FLAGae0b3aa34 [2019-11-25 23:07:19,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d8929ea/d64b005e98ef4a1781f176650922722f [2019-11-25 23:07:19,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:07:19,091 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:07:19,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:19,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:07:19,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:07:19,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:19" (1/1) ... [2019-11-25 23:07:19,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:19, skipping insertion in model container [2019-11-25 23:07:19,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:19" (1/1) ... [2019-11-25 23:07:19,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:19,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:21,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:21,233 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:21,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:22,114 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:22,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:22 WrapperNode [2019-11-25 23:07:22,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:22,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:22,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:22,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:22,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:22" (1/1) ... [2019-11-25 23:07:22,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:22" (1/1) ... [2019-11-25 23:07:24,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:24,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:07:24,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:07:24,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:07:24,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:22" (1/1) ... [2019-11-25 23:07:24,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:22" (1/1) ... [2019-11-25 23:07:24,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:22" (1/1) ... [2019-11-25 23:07:24,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:22" (1/1) ... [2019-11-25 23:07:25,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:22" (1/1) ... [2019-11-25 23:07:26,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:22" (1/1) ... [2019-11-25 23:07:26,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:22" (1/1) ... [2019-11-25 23:07:26,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:07:26,713 INFO L168 Benchmark]: Toolchain (without parser) took 7617.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 756.3 MB in the end (delta: 199.6 MB). Peak memory consumption was 199.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:26,716 INFO L168 Benchmark]: CDTParser took 1.58 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 23:07:26,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3027.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 875.6 MB in the end (delta: 80.3 MB). Peak memory consumption was 80.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:26,723 INFO L168 Benchmark]: Boogie Procedure Inliner took 2400.12 ms. Allocated memory is still 1.0 GB. Free memory was 875.6 MB in the beginning and 905.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 227.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:26,724 INFO L168 Benchmark]: Boogie Preprocessor took 2181.77 ms. Allocated memory is still 1.0 GB. Free memory was 905.1 MB in the beginning and 756.3 MB in the end (delta: 148.7 MB). Peak memory consumption was 148.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:26,735 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 3027.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 875.6 MB in the end (delta: 80.3 MB). Peak memory consumption was 80.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2400.12 ms. Allocated memory is still 1.0 GB. Free memory was 875.6 MB in the beginning and 905.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 227.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2181.77 ms. Allocated memory is still 1.0 GB. Free memory was 905.1 MB in the beginning and 756.3 MB in the end (delta: 148.7 MB). Peak memory consumption was 148.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...