./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label57.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/eca-rers2012/Problem17_label57.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 ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label57.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 ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:56:44,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:44,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:44,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:44,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:44,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:44,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:44,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:44,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:44,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:44,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:44,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:44,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:44,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:44,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:44,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:44,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:44,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:44,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:44,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:44,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:44,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:44,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:44,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:44,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:44,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:44,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:45,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:45,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:45,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:45,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:45,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:45,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:45,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:45,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:45,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:45,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:45,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:45,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:45,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:45,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:45,024 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:45,062 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:45,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:45,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:45,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:45,068 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:45,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:45,069 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:45,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:45,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:45,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:45,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:45,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:45,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:45,077 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:45,077 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:45,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:45,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:45,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:45,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:45,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:45,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:45,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:45,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:45,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:45,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:45,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:45,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:45,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:45,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:45,083 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 -> ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 [2019-11-24 20:56:45,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:45,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:45,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:45,721 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:45,725 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:45,726 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-24 20:56:45,882 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b3da86b3/b742037d3ac049fba62ffa22f8d53d95/FLAGfcfb595bf [2019-11-24 20:56:47,405 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:47,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-24 20:56:47,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b3da86b3/b742037d3ac049fba62ffa22f8d53d95/FLAGfcfb595bf [2019-11-24 20:56:47,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b3da86b3/b742037d3ac049fba62ffa22f8d53d95 [2019-11-24 20:56:47,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:47,531 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:47,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:47,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:47,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:47,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47, skipping insertion in model container [2019-11-24 20:56:47,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:47,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:49,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:49,948 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:50,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:50,941 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:50,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:50 WrapperNode [2019-11-24 20:56:50,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:50,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:50,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:50,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:50,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:50" (1/1) ... [2019-11-24 20:56:51,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:50" (1/1) ... [2019-11-24 20:56:51,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:51,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:51,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:51,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:51,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:50" (1/1) ... [2019-11-24 20:56:51,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:50" (1/1) ... [2019-11-24 20:56:51,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:50" (1/1) ... [2019-11-24 20:56:51,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:50" (1/1) ... [2019-11-24 20:56:52,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:50" (1/1) ... [2019-11-24 20:56:52,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:50" (1/1) ... [2019-11-24 20:56:52,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:50" (1/1) ... [2019-11-24 20:56:52,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:52,499 INFO L168 Benchmark]: Toolchain (without parser) took 4959.91 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 776.2 MB in the end (delta: 179.8 MB). Peak memory consumption was 179.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:52,500 INFO L168 Benchmark]: CDTParser took 3.43 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. [2019-11-24 20:56:52,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3412.33 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 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:52,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 799.16 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:52,514 INFO L168 Benchmark]: Boogie Preprocessor took 742.26 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 776.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:52,526 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.43 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 3412.33 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 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 799.16 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 742.26 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 776.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 20:56:56,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:56,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:56,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:56,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:56,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:56,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:56,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:56,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:56,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:56,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:56,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:56,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:56,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:56,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:56,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:56,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:56,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:56,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:56,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:56,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:56,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:56,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:56,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:56,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:56,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:56,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:56,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:56,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:56,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:56,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:56,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:56,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:56,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:56,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:56,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:56,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:56,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:56,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:56,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:56,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:56,689 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:56,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:56,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:56,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:56,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:56,735 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:56,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:56,736 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:56,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:56,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:56,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:56,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:56,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:56,741 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:56,742 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:56,742 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:56,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:56,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:56,743 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:56,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:56,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:56,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:56,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:56,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:56,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:56,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:56,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:56,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:56,749 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:56,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:56,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:56,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:56,752 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 -> ccc5e77b86b8594f5b354dc6e84e97d0e3356dd1 [2019-11-24 20:56:57,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:57,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:57,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:57,299 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:57,302 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:57,306 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-24 20:56:57,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69610902c/06abe0edcc4a4a978f5f3fcddcb789ac/FLAGad4bf36d5 [2019-11-24 20:56:59,047 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:59,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label57.c [2019-11-24 20:56:59,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69610902c/06abe0edcc4a4a978f5f3fcddcb789ac/FLAGad4bf36d5 [2019-11-24 20:56:59,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69610902c/06abe0edcc4a4a978f5f3fcddcb789ac [2019-11-24 20:56:59,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:59,167 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:59,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:59,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:59,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:59,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59, skipping insertion in model container [2019-11-24 20:56:59,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:59,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:01,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:01,905 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:03,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:03,152 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:03,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:03 WrapperNode [2019-11-24 20:57:03,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:03,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:03,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:03,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:03,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:03" (1/1) ... [2019-11-24 20:57:03,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:03" (1/1) ... [2019-11-24 20:57:03,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:03,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:03,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:03,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:03,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:03" (1/1) ... [2019-11-24 20:57:03,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:03" (1/1) ... [2019-11-24 20:57:03,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:03" (1/1) ... [2019-11-24 20:57:03,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:03" (1/1) ... [2019-11-24 20:57:03,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:03" (1/1) ... [2019-11-24 20:57:03,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:03" (1/1) ... [2019-11-24 20:57:03,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:03" (1/1) ... [2019-11-24 20:57:03,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:03,997 INFO L168 Benchmark]: Toolchain (without parser) took 4825.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 787.4 MB in the end (delta: 167.1 MB). Peak memory consumption was 167.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:03,999 INFO L168 Benchmark]: CDTParser took 0.53 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 20:57:04,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3982.80 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 827.5 MB in the end (delta: 121.3 MB). Peak memory consumption was 121.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:04,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 407.88 ms. Allocated memory is still 1.0 GB. Free memory was 827.5 MB in the beginning and 804.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:04,010 INFO L168 Benchmark]: Boogie Preprocessor took 425.89 ms. Allocated memory is still 1.0 GB. Free memory was 804.6 MB in the beginning and 787.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:04,021 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 3982.80 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 827.5 MB in the end (delta: 121.3 MB). Peak memory consumption was 121.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 407.88 ms. Allocated memory is still 1.0 GB. Free memory was 827.5 MB in the beginning and 804.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 425.89 ms. Allocated memory is still 1.0 GB. Free memory was 804.6 MB in the beginning and 787.4 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...