./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label40.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/Problem17_label40.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 2990cdf9eb6a5c4dcc9a8d89e32f6048935b2af9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label40.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 2990cdf9eb6a5c4dcc9a8d89e32f6048935b2af9 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:37:50,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:50,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:50,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:50,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:50,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:50,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:50,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:50,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:50,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:50,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:50,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:50,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:50,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:50,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:50,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:50,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:50,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:50,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:50,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:50,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:50,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:50,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:50,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:50,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:50,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:50,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:50,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:50,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:50,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:50,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:50,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:50,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:50,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:50,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:50,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:50,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:50,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:50,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:50,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:50,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:50,182 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:50,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:50,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:50,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:50,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:50,248 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:50,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:50,254 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:50,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:50,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:50,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:50,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:50,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:50,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:50,256 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:50,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:50,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:50,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:50,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:50,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:50,262 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:50,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:50,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:50,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:50,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:50,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:50,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:50,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:50,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:50,268 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 -> 2990cdf9eb6a5c4dcc9a8d89e32f6048935b2af9 [2019-11-27 09:37:50,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:50,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:50,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:50,886 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:50,887 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:50,889 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label40.c [2019-11-27 09:37:51,062 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785878f3e/59a3a7933acd41bebaf8c1ed3b4191ec/FLAGd5c104553 [2019-11-27 09:37:52,643 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:52,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label40.c [2019-11-27 09:37:52,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785878f3e/59a3a7933acd41bebaf8c1ed3b4191ec/FLAGd5c104553 [2019-11-27 09:37:52,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/785878f3e/59a3a7933acd41bebaf8c1ed3b4191ec [2019-11-27 09:37:52,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:52,757 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:52,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:52,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:52,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:52,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:52" (1/1) ... [2019-11-27 09:37:52,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:52, skipping insertion in model container [2019-11-27 09:37:52,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:52" (1/1) ... [2019-11-27 09:37:52,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:53,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:55,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:55,280 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:56,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:56,232 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:56,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:56 WrapperNode [2019-11-27 09:37:56,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:56,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:56,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:56,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:56,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:56" (1/1) ... [2019-11-27 09:37:56,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:56" (1/1) ... [2019-11-27 09:37:57,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:57,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:57,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:57,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:57,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:56" (1/1) ... [2019-11-27 09:37:57,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:56" (1/1) ... [2019-11-27 09:37:57,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:56" (1/1) ... [2019-11-27 09:37:57,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:56" (1/1) ... [2019-11-27 09:37:57,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:56" (1/1) ... [2019-11-27 09:37:57,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:56" (1/1) ... [2019-11-27 09:37:57,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:56" (1/1) ... [2019-11-27 09:37:57,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:57,925 INFO L168 Benchmark]: Toolchain (without parser) took 5160.96 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 780.8 MB in the end (delta: 175.1 MB). Peak memory consumption was 175.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:57,929 INFO L168 Benchmark]: CDTParser took 1.06 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 09:37:57,931 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3473.29 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 873.8 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:57,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 792.34 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:57,941 INFO L168 Benchmark]: Boogie Preprocessor took 884.51 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 780.8 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:57,953 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 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 3473.29 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 873.8 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 792.34 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 884.51 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 780.8 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 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 09:38:01,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:02,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:02,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:02,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:02,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:02,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:02,067 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:02,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:02,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:02,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:02,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:02,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:02,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:02,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:02,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:02,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:02,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:02,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:02,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:02,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:02,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:02,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:02,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:02,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:02,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:02,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:02,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:02,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:02,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:02,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:02,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:02,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:02,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:02,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:02,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:02,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:02,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:02,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:02,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:02,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:02,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:02,223 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:02,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:02,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:02,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:02,230 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:02,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:02,234 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:02,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:02,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:02,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:02,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:02,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:02,237 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:02,238 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:02,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:02,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:02,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:02,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:02,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:02,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:02,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:02,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:02,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:02,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:02,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:02,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:02,246 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:02,246 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:02,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:02,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:02,248 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 -> 2990cdf9eb6a5c4dcc9a8d89e32f6048935b2af9 [2019-11-27 09:38:02,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:02,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:02,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:02,856 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:02,858 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:02,860 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label40.c [2019-11-27 09:38:03,030 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/952896b33/a50a5841e142489d8abb28ac36538b2f/FLAG0a58aedae [2019-11-27 09:38:04,600 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:04,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label40.c [2019-11-27 09:38:04,660 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/952896b33/a50a5841e142489d8abb28ac36538b2f/FLAG0a58aedae [2019-11-27 09:38:04,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/952896b33/a50a5841e142489d8abb28ac36538b2f [2019-11-27 09:38:04,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:04,711 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:04,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:04,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:04,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:04,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:04" (1/1) ... [2019-11-27 09:38:04,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:04, skipping insertion in model container [2019-11-27 09:38:04,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:04" (1/1) ... [2019-11-27 09:38:04,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:04,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:07,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:07,539 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:08,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:08,865 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:08,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:08 WrapperNode [2019-11-27 09:38:08,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:08,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:08,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:08,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:08,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:08" (1/1) ... [2019-11-27 09:38:09,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:08" (1/1) ... [2019-11-27 09:38:09,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:09,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:09,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:09,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:09,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:08" (1/1) ... [2019-11-27 09:38:09,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:08" (1/1) ... [2019-11-27 09:38:09,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:08" (1/1) ... [2019-11-27 09:38:09,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:08" (1/1) ... [2019-11-27 09:38:09,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:08" (1/1) ... [2019-11-27 09:38:09,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:08" (1/1) ... [2019-11-27 09:38:09,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:08" (1/1) ... [2019-11-27 09:38:09,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:09,788 INFO L168 Benchmark]: Toolchain (without parser) took 5070.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 782.2 MB in the end (delta: 172.3 MB). Peak memory consumption was 172.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:09,789 INFO L168 Benchmark]: CDTParser took 3.11 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 09:38:09,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4156.38 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 822.3 MB in the end (delta: 132.2 MB). Peak memory consumption was 132.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:09,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 436.79 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:09,799 INFO L168 Benchmark]: Boogie Preprocessor took 469.58 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:09,811 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.11 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 4156.38 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 822.3 MB in the end (delta: 132.2 MB). Peak memory consumption was 132.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 436.79 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 469.58 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 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...