./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label48.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/eca-rers2012/Problem18_label48.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 502088309120c81db56339cb9ac9c783be87a5ea ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/eca-rers2012/Problem18_label48.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 502088309120c81db56339cb9ac9c783be87a5ea ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:00:30,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:30,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:30,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:30,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:30,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:30,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:30,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:30,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:30,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:30,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:30,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:30,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:30,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:30,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:30,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:30,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:30,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:30,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:30,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:30,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:30,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:30,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:30,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:30,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:30,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:30,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:30,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:30,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:30,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:30,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:30,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:30,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:30,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:30,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:30,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:30,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:30,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:30,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:30,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:30,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:30,808 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:30,848 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:30,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:30,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:30,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:30,854 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:30,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:30,855 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:30,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:30,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:30,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:30,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:30,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:30,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:30,861 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:30,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:30,863 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:30,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:30,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:30,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:30,866 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:30,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:30,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:30,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:30,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:30,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:30,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:30,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:30,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:30,871 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 -> 502088309120c81db56339cb9ac9c783be87a5ea [2019-11-27 16:00:31,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:31,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:31,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:31,459 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:31,461 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:31,462 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-27 16:00:31,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f78a0f614/ac82165c77534d35972b1562227302f0/FLAG503434ee3 [2019-11-27 16:00:33,235 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:33,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-27 16:00:33,300 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f78a0f614/ac82165c77534d35972b1562227302f0/FLAG503434ee3 [2019-11-27 16:00:33,341 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f78a0f614/ac82165c77534d35972b1562227302f0 [2019-11-27 16:00:33,351 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:33,355 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:33,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:33,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:33,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:33,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:33" (1/1) ... [2019-11-27 16:00:33,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:33, skipping insertion in model container [2019-11-27 16:00:33,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:33" (1/1) ... [2019-11-27 16:00:33,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:33,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:36,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:36,606 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:37,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:37,696 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:37,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37 WrapperNode [2019-11-27 16:00:37,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:37,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:37,704 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:37,704 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:37,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:37,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:38,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:38,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:38,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:38,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:37" (1/1) ... [2019-11-27 16:00:38,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:38,852 INFO L168 Benchmark]: Toolchain (without parser) took 5491.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.4 MB in the end (delta: 145.9 MB). Peak memory consumption was 145.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:38,853 INFO L168 Benchmark]: CDTParser took 1.35 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 16:00:38,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4343.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 879.4 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:38,858 INFO L168 Benchmark]: Boogie Procedure Inliner took 561.17 ms. Allocated memory is still 1.0 GB. Free memory was 879.4 MB in the beginning and 833.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:38,863 INFO L168 Benchmark]: Boogie Preprocessor took 578.62 ms. Allocated memory is still 1.0 GB. Free memory was 833.6 MB in the beginning and 804.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:38,874 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 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 4343.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 879.4 MB in the end (delta: 70.8 MB). Peak memory consumption was 70.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 561.17 ms. Allocated memory is still 1.0 GB. Free memory was 879.4 MB in the beginning and 833.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 578.62 ms. Allocated memory is still 1.0 GB. Free memory was 833.6 MB in the beginning and 804.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 16:00:42,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:42,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:42,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:42,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:42,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:42,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:43,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:43,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:43,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:43,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:43,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:43,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:43,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:43,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:43,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:43,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:43,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:43,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:43,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:43,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:43,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:43,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:43,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:43,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:43,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:43,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:43,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:43,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:43,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:43,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:43,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:43,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:43,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:43,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:43,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:43,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:43,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:43,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:43,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:43,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:43,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:43,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:43,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:43,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:43,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:43,165 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:43,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:43,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:43,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:43,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:43,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:43,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:43,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:43,170 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:43,171 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:43,171 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:43,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:43,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:43,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:43,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:43,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:43,174 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:43,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:43,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:43,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:43,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:43,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:43,181 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:43,181 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:43,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:43,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:43,183 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 -> 502088309120c81db56339cb9ac9c783be87a5ea [2019-11-27 16:00:43,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:43,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:43,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:43,804 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:43,806 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:43,809 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-27 16:00:43,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/083458235/dc4265a6b4f340a2895dc792fed92bde/FLAGbcd8c4972 [2019-11-27 16:00:45,641 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:45,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-27 16:00:45,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/083458235/dc4265a6b4f340a2895dc792fed92bde/FLAGbcd8c4972 [2019-11-27 16:00:45,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/083458235/dc4265a6b4f340a2895dc792fed92bde [2019-11-27 16:00:45,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:45,770 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:45,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:45,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:45,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:45,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:45" (1/1) ... [2019-11-27 16:00:45,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:45, skipping insertion in model container [2019-11-27 16:00:45,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:45" (1/1) ... [2019-11-27 16:00:45,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:46,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:48,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:48,898 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:50,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:50,094 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:50,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50 WrapperNode [2019-11-27 16:00:50,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:50,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:50,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:50,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:50,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:50,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:50,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:50,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:50,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:50,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:50,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:50,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:50,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:50,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:50,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:50,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:50,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:50" (1/1) ... [2019-11-27 16:00:51,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:51,020 INFO L168 Benchmark]: Toolchain (without parser) took 5252.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.4 MB in the end (delta: 150.9 MB). Peak memory consumption was 150.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:51,021 INFO L168 Benchmark]: CDTParser took 0.45 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 16:00:51,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4326.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.2 MB in the end (delta: 105.0 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:51,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 443.51 ms. Allocated memory is still 1.0 GB. Free memory was 845.2 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:51,031 INFO L168 Benchmark]: Boogie Preprocessor took 468.62 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:51,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 4326.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.2 MB in the end (delta: 105.0 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 443.51 ms. Allocated memory is still 1.0 GB. Free memory was 845.2 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 468.62 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...