./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.3.M1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.3.M1.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 52e92b331b2f70bedce53a2cb9110269370c1c71 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.M1.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 52e92b331b2f70bedce53a2cb9110269370c1c71 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:23:59,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:59,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:59,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:59,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:59,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:59,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:59,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:59,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:59,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:59,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:59,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:59,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:59,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:59,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:59,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:59,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:59,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:59,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:59,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:59,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:59,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:59,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:59,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:59,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:59,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:59,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:59,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:59,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:59,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:59,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:59,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:59,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:59,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:59,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:59,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:59,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:59,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:59,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:59,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:59,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:59,238 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:59,296 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:59,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:59,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:59,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:59,307 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:59,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:59,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:59,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:59,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:59,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:59,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:59,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:59,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:59,315 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:59,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:59,316 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:59,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:59,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:59,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:59,319 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:59,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:59,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:59,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:59,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:59,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:59,324 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:59,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:59,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:59,325 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 -> 52e92b331b2f70bedce53a2cb9110269370c1c71 [2019-11-27 16:23:59,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:24:00,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:24:00,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:24:00,044 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:24:00,047 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:24:00,048 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.3.M1.c [2019-11-27 16:24:00,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f87340d9/3e6e4ff3514c41369d3a95c8b724be8d/FLAGd00d98e32 [2019-11-27 16:24:01,686 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:24:01,688 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.3.M1.c [2019-11-27 16:24:01,744 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f87340d9/3e6e4ff3514c41369d3a95c8b724be8d/FLAGd00d98e32 [2019-11-27 16:24:01,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f87340d9/3e6e4ff3514c41369d3a95c8b724be8d [2019-11-27 16:24:01,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:24:01,800 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:24:01,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:01,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:24:01,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:24:01,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:01" (1/1) ... [2019-11-27 16:24:01,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76576ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:01, skipping insertion in model container [2019-11-27 16:24:01,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:01" (1/1) ... [2019-11-27 16:24:01,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:24:01,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:24:03,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:03,908 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:24:04,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:04,634 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:24:04,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:04 WrapperNode [2019-11-27 16:24:04,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:04,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:04,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:24:04,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:24:04,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:04" (1/1) ... [2019-11-27 16:24:04,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:04" (1/1) ... [2019-11-27 16:24:07,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:07,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:24:07,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:24:07,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:24:07,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:04" (1/1) ... [2019-11-27 16:24:07,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:04" (1/1) ... [2019-11-27 16:24:07,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:04" (1/1) ... [2019-11-27 16:24:07,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:04" (1/1) ... [2019-11-27 16:24:08,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:04" (1/1) ... [2019-11-27 16:24:08,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:04" (1/1) ... [2019-11-27 16:24:09,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:04" (1/1) ... [2019-11-27 16:24:09,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:24:09,559 INFO L168 Benchmark]: Toolchain (without parser) took 7757.66 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 770.1 MB in the end (delta: 185.9 MB). Peak memory consumption was 185.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:09,563 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-27 16:24:09,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2838.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 909.9 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:09,569 INFO L168 Benchmark]: Boogie Procedure Inliner took 2671.65 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 912.2 MB in the end (delta: -2.3 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:09,575 INFO L168 Benchmark]: Boogie Preprocessor took 2238.10 ms. Allocated memory is still 1.0 GB. Free memory was 912.2 MB in the beginning and 770.1 MB in the end (delta: 142.1 MB). Peak memory consumption was 142.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:09,585 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 2838.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 909.9 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2671.65 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 912.2 MB in the end (delta: -2.3 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2238.10 ms. Allocated memory is still 1.0 GB. Free memory was 912.2 MB in the beginning and 770.1 MB in the end (delta: 142.1 MB). Peak memory consumption was 142.1 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 0.1.24-509859d [2019-11-27 16:24:13,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:24:13,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:24:13,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:24:13,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:24:13,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:24:13,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:24:13,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:24:13,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:24:13,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:24:13,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:24:13,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:24:13,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:24:13,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:24:13,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:24:13,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:24:13,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:24:13,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:24:13,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:24:13,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:24:13,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:24:13,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:24:13,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:24:13,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:24:13,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:24:13,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:24:13,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:24:13,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:24:13,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:24:13,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:24:13,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:24:13,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:24:13,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:24:13,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:24:13,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:24:13,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:24:13,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:24:13,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:24:13,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:24:13,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:24:13,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:24:13,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:24:14,054 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:24:14,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:24:14,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:24:14,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:24:14,068 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:24:14,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:24:14,069 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:24:14,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:24:14,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:24:14,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:24:14,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:24:14,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:24:14,076 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:24:14,077 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:24:14,078 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:24:14,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:24:14,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:24:14,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:24:14,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:24:14,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:24:14,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:24:14,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:24:14,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:24:14,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:24:14,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:24:14,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:24:14,087 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:24:14,087 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:24:14,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:24:14,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:24:14,090 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 -> 52e92b331b2f70bedce53a2cb9110269370c1c71 [2019-11-27 16:24:14,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:24:14,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:24:14,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:24:14,706 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:24:14,709 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:24:14,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.3.M1.c [2019-11-27 16:24:14,890 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b40c78171/a89854ba86bc48e5ab95c47a96e77439/FLAG34e38d132 [2019-11-27 16:24:16,359 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:24:16,363 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.3.M1.c [2019-11-27 16:24:16,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b40c78171/a89854ba86bc48e5ab95c47a96e77439/FLAG34e38d132 [2019-11-27 16:24:16,460 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b40c78171/a89854ba86bc48e5ab95c47a96e77439 [2019-11-27 16:24:16,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:24:16,473 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:24:16,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:16,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:24:16,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:24:16,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:16" (1/1) ... [2019-11-27 16:24:16,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112358cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:16, skipping insertion in model container [2019-11-27 16:24:16,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:24:16" (1/1) ... [2019-11-27 16:24:16,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:24:16,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:24:18,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:18,819 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:24:19,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:24:19,790 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:24:19,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:19 WrapperNode [2019-11-27 16:24:19,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:24:19,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:19,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:24:19,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:24:19,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:19" (1/1) ... [2019-11-27 16:24:20,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:19" (1/1) ... [2019-11-27 16:24:22,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:24:22,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:24:22,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:24:22,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:24:22,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:19" (1/1) ... [2019-11-27 16:24:22,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:19" (1/1) ... [2019-11-27 16:24:22,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:19" (1/1) ... [2019-11-27 16:24:22,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:19" (1/1) ... [2019-11-27 16:24:23,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:19" (1/1) ... [2019-11-27 16:24:24,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:19" (1/1) ... [2019-11-27 16:24:24,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:24:19" (1/1) ... [2019-11-27 16:24:24,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:24:24,690 INFO L168 Benchmark]: Toolchain (without parser) took 8213.36 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 760.1 MB in the end (delta: 195.9 MB). Peak memory consumption was 195.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:24,691 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-27 16:24:24,697 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3319.39 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 875.5 MB in the end (delta: 80.4 MB). Peak memory consumption was 80.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:24,700 INFO L168 Benchmark]: Boogie Procedure Inliner took 2441.20 ms. Allocated memory is still 1.0 GB. Free memory was 875.5 MB in the beginning and 910.2 MB in the end (delta: -34.6 MB). Peak memory consumption was 229.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:24,701 INFO L168 Benchmark]: Boogie Preprocessor took 2444.34 ms. Allocated memory is still 1.0 GB. Free memory was 910.2 MB in the beginning and 760.1 MB in the end (delta: 150.1 MB). Peak memory consumption was 150.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:24:24,713 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 3319.39 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 875.5 MB in the end (delta: 80.4 MB). Peak memory consumption was 80.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2441.20 ms. Allocated memory is still 1.0 GB. Free memory was 875.5 MB in the beginning and 910.2 MB in the end (delta: -34.6 MB). Peak memory consumption was 229.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2444.34 ms. Allocated memory is still 1.0 GB. Free memory was 910.2 MB in the beginning and 760.1 MB in the end (delta: 150.1 MB). Peak memory consumption was 150.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...