./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.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 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.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 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:20:26,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:26,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:26,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:26,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:26,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:26,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:26,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:26,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:26,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:26,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:26,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:26,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:26,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:26,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:26,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:26,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:26,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:26,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:26,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:26,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:26,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:26,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:26,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:26,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:26,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:26,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:26,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:26,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:26,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:26,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:26,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:26,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:26,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:26,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:26,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:26,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:26,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:26,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:26,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:26,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:26,819 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:20:26,864 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:26,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:26,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:26,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:26,871 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:26,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:26,872 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:26,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:20:26,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:26,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:26,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:26,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:26,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:26,880 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:26,881 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:26,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:26,881 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:26,882 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:26,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:26,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:26,883 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:26,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:26,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:26,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:26,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:26,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:26,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:20:26,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:20:26,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:26,888 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 -> 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 [2019-11-24 21:20:27,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:27,548 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:27,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:27,561 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:27,564 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:27,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-24 21:20:27,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/999899272/90cbba326edc4f8bb05a0c579ebe5ad1/FLAG7046f0443 [2019-11-24 21:20:29,248 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:29,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-24 21:20:29,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/999899272/90cbba326edc4f8bb05a0c579ebe5ad1/FLAG7046f0443 [2019-11-24 21:20:29,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/999899272/90cbba326edc4f8bb05a0c579ebe5ad1 [2019-11-24 21:20:29,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:29,316 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:29,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:29,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:29,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:29,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:29" (1/1) ... [2019-11-24 21:20:29,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737469c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:29, skipping insertion in model container [2019-11-24 21:20:29,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:29" (1/1) ... [2019-11-24 21:20:29,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:29,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:31,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:31,307 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:31,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:31,980 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:31,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:31 WrapperNode [2019-11-24 21:20:31,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:31,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:31,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:31,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:32,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:31" (1/1) ... [2019-11-24 21:20:32,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:31" (1/1) ... [2019-11-24 21:20:34,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:34,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:34,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:34,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:34,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:31" (1/1) ... [2019-11-24 21:20:34,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:31" (1/1) ... [2019-11-24 21:20:35,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:31" (1/1) ... [2019-11-24 21:20:35,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:31" (1/1) ... [2019-11-24 21:20:36,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:31" (1/1) ... [2019-11-24 21:20:36,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:31" (1/1) ... [2019-11-24 21:20:36,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:31" (1/1) ... [2019-11-24 21:20:37,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:37,125 INFO L168 Benchmark]: Toolchain (without parser) took 7796.60 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 771.4 MB in the end (delta: 184.6 MB). Peak memory consumption was 184.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:37,128 INFO L168 Benchmark]: CDTParser took 2.99 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:37,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2649.79 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 904.2 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:37,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 2766.68 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 912.8 MB in the end (delta: -8.6 MB). Peak memory consumption was 272.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:37,142 INFO L168 Benchmark]: Boogie Preprocessor took 2356.27 ms. Allocated memory is still 1.0 GB. Free memory was 912.8 MB in the beginning and 771.4 MB in the end (delta: 141.5 MB). Peak memory consumption was 141.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:37,155 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.99 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 2649.79 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 904.2 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2766.68 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 912.8 MB in the end (delta: -8.6 MB). Peak memory consumption was 272.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2356.27 ms. Allocated memory is still 1.0 GB. Free memory was 912.8 MB in the beginning and 771.4 MB in the end (delta: 141.5 MB). Peak memory consumption was 141.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:20:41,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:41,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:41,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:41,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:41,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:41,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:41,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:41,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:41,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:41,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:41,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:41,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:41,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:41,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:41,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:41,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:41,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:41,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:41,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:41,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:41,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:41,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:41,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:41,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:41,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:41,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:41,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:41,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:41,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:41,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:41,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:41,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:41,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:41,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:41,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:41,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:41,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:41,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:41,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:41,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:41,473 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:20:41,512 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:41,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:41,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:41,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:41,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:41,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:41,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:41,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:41,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:41,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:41,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:41,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:41,525 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:41,528 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:20:41,529 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:20:41,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:41,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:41,530 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:41,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:41,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:41,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:41,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:41,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:41,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:41,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:41,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:41,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:41,535 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:20:41,539 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:20:41,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:41,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:20:41,541 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 -> 4bb07fe9d0e93737320ea15c8152d5bc9138ac88 [2019-11-24 21:20:42,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:42,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:42,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:42,116 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:42,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:42,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-24 21:20:42,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32666078/2a431958cb4740acbd5737ace6a503ca/FLAG0d9d70711 [2019-11-24 21:20:43,728 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:43,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.4.M1.c [2019-11-24 21:20:43,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32666078/2a431958cb4740acbd5737ace6a503ca/FLAG0d9d70711 [2019-11-24 21:20:43,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32666078/2a431958cb4740acbd5737ace6a503ca [2019-11-24 21:20:43,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:43,833 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:43,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:43,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:43,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:43,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:43" (1/1) ... [2019-11-24 21:20:43,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737469c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:43, skipping insertion in model container [2019-11-24 21:20:43,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:43" (1/1) ... [2019-11-24 21:20:43,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:44,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:46,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:46,132 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:46,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:47,098 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:47,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:47 WrapperNode [2019-11-24 21:20:47,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:47,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:47,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:47,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:47,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:47" (1/1) ... [2019-11-24 21:20:47,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:47" (1/1) ... [2019-11-24 21:20:49,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:49,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:49,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:49,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:49,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:47" (1/1) ... [2019-11-24 21:20:49,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:47" (1/1) ... [2019-11-24 21:20:49,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:47" (1/1) ... [2019-11-24 21:20:49,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:47" (1/1) ... [2019-11-24 21:20:50,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:47" (1/1) ... [2019-11-24 21:20:51,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:47" (1/1) ... [2019-11-24 21:20:51,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:47" (1/1) ... [2019-11-24 21:20:51,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:51,967 INFO L168 Benchmark]: Toolchain (without parser) took 8135.45 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 764.2 MB in the end (delta: 191.8 MB). Peak memory consumption was 191.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:51,969 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. [2019-11-24 21:20:51,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3256.46 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 881.3 MB in the end (delta: 74.7 MB). Peak memory consumption was 74.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:51,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 2315.54 ms. Allocated memory is still 1.0 GB. Free memory was 881.3 MB in the beginning and 910.5 MB in the end (delta: -29.2 MB). Peak memory consumption was 236.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:51,979 INFO L168 Benchmark]: Boogie Preprocessor took 2537.95 ms. Allocated memory is still 1.0 GB. Free memory was 910.5 MB in the beginning and 764.2 MB in the end (delta: 146.3 MB). Peak memory consumption was 146.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:51,990 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 3256.46 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 881.3 MB in the end (delta: 74.7 MB). Peak memory consumption was 74.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 2315.54 ms. Allocated memory is still 1.0 GB. Free memory was 881.3 MB in the beginning and 910.5 MB in the end (delta: -29.2 MB). Peak memory consumption was 236.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2537.95 ms. Allocated memory is still 1.0 GB. Free memory was 910.5 MB in the beginning and 764.2 MB in the end (delta: 146.3 MB). Peak memory consumption was 146.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...