./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem12_label21.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 8ddcb7ac53cc464cbe950f25ea0d8f3bbca8a796 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label21.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 8ddcb7ac53cc464cbe950f25ea0d8f3bbca8a796 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:35,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:35,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:35,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:35,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:35,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:35,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:35,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:35,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:35,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:35,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:35,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:35,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:35,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:35,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:35,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:35,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:35,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:35,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:35,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:35,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:35,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:35,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:35,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:36,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:36,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:36,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:36,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:36,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:36,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:36,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:36,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:36,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:36,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:36,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:36,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:36,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:36,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:36,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:36,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:36,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:36,032 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:36,069 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:36,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:36,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:36,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:36,078 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:36,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:36,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:36,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:36,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:36,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:36,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:36,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:36,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:36,086 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:36,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:36,086 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:36,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:36,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:36,087 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:36,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:36,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:36,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:36,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:36,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:36,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:36,092 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:36,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:36,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:36,094 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 -> 8ddcb7ac53cc464cbe950f25ea0d8f3bbca8a796 [2019-11-27 09:33:36,669 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:36,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:36,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:36,709 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:36,712 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:36,713 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label21.c [2019-11-27 09:33:36,869 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5732b6afb/0b6f5865cd0b4292af68ce2aa792dbf9/FLAGfd508753d [2019-11-27 09:33:38,524 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:38,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label21.c [2019-11-27 09:33:38,613 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5732b6afb/0b6f5865cd0b4292af68ce2aa792dbf9/FLAGfd508753d [2019-11-27 09:33:38,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5732b6afb/0b6f5865cd0b4292af68ce2aa792dbf9 [2019-11-27 09:33:38,656 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:38,662 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:38,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:38,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:38,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:38,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:38" (1/1) ... [2019-11-27 09:33:38,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:38, skipping insertion in model container [2019-11-27 09:33:38,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:38" (1/1) ... [2019-11-27 09:33:38,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:38,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:42,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:42,028 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:43,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:43,520 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:43,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:43 WrapperNode [2019-11-27 09:33:43,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:43,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:43,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:43,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:43,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:43" (1/1) ... [2019-11-27 09:33:43,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:43" (1/1) ... [2019-11-27 09:33:44,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:44,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:44,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:44,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:44,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:43" (1/1) ... [2019-11-27 09:33:44,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:43" (1/1) ... [2019-11-27 09:33:44,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:43" (1/1) ... [2019-11-27 09:33:44,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:43" (1/1) ... [2019-11-27 09:33:44,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:43" (1/1) ... [2019-11-27 09:33:44,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:43" (1/1) ... [2019-11-27 09:33:44,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:43" (1/1) ... [2019-11-27 09:33:45,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:45,529 INFO L168 Benchmark]: Toolchain (without parser) took 6865.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 911.0 MB in the end (delta: 39.2 MB). Peak memory consumption was 315.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:45,531 INFO L168 Benchmark]: CDTParser took 0.33 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 09:33:45,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4859.11 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 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:45,537 INFO L168 Benchmark]: Boogie Procedure Inliner took 790.82 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:45,540 INFO L168 Benchmark]: Boogie Preprocessor took 1204.75 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.0 MB in the end (delta: -158.9 MB). Peak memory consumption was 117.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:45,552 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 4859.11 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 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 790.82 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1204.75 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.0 MB in the end (delta: -158.9 MB). Peak memory consumption was 117.6 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-da95e15 [2019-11-27 09:33:49,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:49,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:49,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:49,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:49,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:49,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:49,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:49,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:49,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:49,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:49,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:49,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:49,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:49,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:49,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:49,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:49,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:49,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:49,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:49,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:49,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:49,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:49,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:49,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:49,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:49,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:49,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:49,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:49,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:49,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:49,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:49,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:49,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:49,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:49,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:49,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:49,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:49,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:49,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:49,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:49,659 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:49,696 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:49,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:49,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:49,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:49,702 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:49,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:49,705 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:49,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:49,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:49,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:49,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:49,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:49,707 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:49,708 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:49,710 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:49,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:49,710 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:49,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:49,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:49,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:49,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:49,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:49,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:49,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:49,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:49,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:49,716 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:49,717 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:49,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:49,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:49,718 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 -> 8ddcb7ac53cc464cbe950f25ea0d8f3bbca8a796 [2019-11-27 09:33:50,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:50,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:50,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:50,295 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:50,299 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:50,301 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label21.c [2019-11-27 09:33:50,457 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e87b19f7/967182a8ea7a48629413e82ce09016b5/FLAG7761a8398 [2019-11-27 09:33:52,172 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:52,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label21.c [2019-11-27 09:33:52,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e87b19f7/967182a8ea7a48629413e82ce09016b5/FLAG7761a8398 [2019-11-27 09:33:52,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e87b19f7/967182a8ea7a48629413e82ce09016b5 [2019-11-27 09:33:52,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:52,677 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:52,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:52,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:52,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:52,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:52" (1/1) ... [2019-11-27 09:33:52,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:52, skipping insertion in model container [2019-11-27 09:33:52,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:52" (1/1) ... [2019-11-27 09:33:52,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:53,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:55,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:55,855 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:57,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:57,518 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:57,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57 WrapperNode [2019-11-27 09:33:57,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:57,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:57,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:57,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:57,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:57,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:58,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:58,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:58,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:58,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:58,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:58,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:58,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:58,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:58,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:58,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:58,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:57" (1/1) ... [2019-11-27 09:33:58,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:58,888 INFO L168 Benchmark]: Toolchain (without parser) took 6205.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 942.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 286.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:58,888 INFO L168 Benchmark]: CDTParser took 0.43 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 09:33:58,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4839.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 780.5 MB in the end (delta: 168.3 MB). Peak memory consumption was 168.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:58,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 480.12 ms. Allocated memory is still 1.0 GB. Free memory was 780.5 MB in the beginning and 746.0 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:58,898 INFO L168 Benchmark]: Boogie Preprocessor took 874.20 ms. Allocated memory is still 1.0 GB. Free memory was 746.0 MB in the beginning and 942.1 MB in the end (delta: -196.2 MB). Peak memory consumption was 83.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:58,908 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 4839.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 780.5 MB in the end (delta: 168.3 MB). Peak memory consumption was 168.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 480.12 ms. Allocated memory is still 1.0 GB. Free memory was 780.5 MB in the beginning and 746.0 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 874.20 ms. Allocated memory is still 1.0 GB. Free memory was 746.0 MB in the beginning and 942.1 MB in the end (delta: -196.2 MB). Peak memory consumption was 83.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...