./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label09.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/Problem02_label09.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 c896360830ff8b0574c029e3cde358b7dc7cde03 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem02_label09.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 c896360830ff8b0574c029e3cde358b7dc7cde03 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:39:51,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:51,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:51,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:51,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:51,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:51,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:52,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:52,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:52,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:52,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:52,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:52,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:52,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:52,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:52,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:52,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:52,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:52,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:52,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:52,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:52,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:52,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:52,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:52,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:52,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:52,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:52,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:52,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:52,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:52,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:52,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:52,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:52,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:52,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:52,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:52,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:52,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:52,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:52,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:52,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:52,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:52,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:52,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:52,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:52,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:52,119 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:52,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:52,120 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:52,120 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:52,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:52,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:52,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:52,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:52,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:52,124 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:52,124 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:52,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:52,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:52,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:52,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:52,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:52,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:52,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:52,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:52,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:52,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:52,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:52,129 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:52,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:52,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:52,130 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 -> c896360830ff8b0574c029e3cde358b7dc7cde03 [2019-11-24 20:39:52,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:52,556 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:52,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:52,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:52,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:52,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label09.c [2019-11-24 20:39:52,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/972e94c8d/e98266f9f9f645b3a80a26e2043dc61a/FLAGd58ba6a19 [2019-11-24 20:39:53,514 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:53,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label09.c [2019-11-24 20:39:53,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/972e94c8d/e98266f9f9f645b3a80a26e2043dc61a/FLAGd58ba6a19 [2019-11-24 20:39:53,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/972e94c8d/e98266f9f9f645b3a80a26e2043dc61a [2019-11-24 20:39:53,700 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:53,702 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:53,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:53,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:53,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:53,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:53" (1/1) ... [2019-11-24 20:39:53,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:53, skipping insertion in model container [2019-11-24 20:39:53,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:53" (1/1) ... [2019-11-24 20:39:53,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:53,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:54,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:54,536 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:54,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:54,759 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:54,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54 WrapperNode [2019-11-24 20:39:54,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:54,763 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:54,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:54,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:54,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:54,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:54,919 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:54,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:54,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:54,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:54,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:54,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:54,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:54,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:55,008 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:55,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:55,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:54" (1/1) ... [2019-11-24 20:39:55,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:55,087 INFO L168 Benchmark]: Toolchain (without parser) took 1375.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 960.9 MB in the end (delta: 683.2 kB). Peak memory consumption was 748.8 kB. Max. memory is 12.5 GB. [2019-11-24 20:39:55,088 INFO L168 Benchmark]: CDTParser took 0.71 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 20:39:55,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1057.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:55,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.20 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:55,092 INFO L168 Benchmark]: Boogie Preprocessor took 152.69 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:55,096 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 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 1057.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.20 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 152.69 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. 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 20:39:58,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:58,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:58,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:58,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:58,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:58,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:58,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:58,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:58,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:58,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:58,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:58,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:58,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:58,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:58,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:58,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:58,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:58,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:58,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:58,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:58,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:58,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:58,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:58,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:58,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:58,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:58,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:58,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:58,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:58,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:58,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:58,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:58,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:58,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:58,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:58,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:58,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:58,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:58,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:58,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:58,160 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:58,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:58,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:58,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:58,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:58,197 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:58,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:58,198 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:58,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:58,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:58,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:58,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:58,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:58,203 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:58,203 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:58,204 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:58,204 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:58,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:58,204 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:58,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:58,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:58,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:58,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:58,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:58,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:58,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:58,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:58,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:58,208 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:58,208 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:58,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:58,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:58,210 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 -> c896360830ff8b0574c029e3cde358b7dc7cde03 [2019-11-24 20:39:58,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:58,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:58,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:58,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:58,645 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:58,646 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label09.c [2019-11-24 20:39:58,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f4be4aaf/7b9c71c874bf464fb1db57e038672b9a/FLAGb4a416b4a [2019-11-24 20:39:59,636 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:59,638 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label09.c [2019-11-24 20:39:59,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f4be4aaf/7b9c71c874bf464fb1db57e038672b9a/FLAGb4a416b4a [2019-11-24 20:39:59,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f4be4aaf/7b9c71c874bf464fb1db57e038672b9a [2019-11-24 20:39:59,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:59,790 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:59,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:59,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:59,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:59,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:59" (1/1) ... [2019-11-24 20:39:59,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fcda2bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:59, skipping insertion in model container [2019-11-24 20:39:59,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:59" (1/1) ... [2019-11-24 20:39:59,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:59,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:00,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:00,707 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:00,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:00,935 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:00,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00 WrapperNode [2019-11-24 20:40:00,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:00,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:00,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:00,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:00,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:01,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:01,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:01,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:01,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:01,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:01,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:01,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:01,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:01,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:01,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:01,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:01,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:01,240 INFO L168 Benchmark]: Toolchain (without parser) took 1441.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:01,245 INFO L168 Benchmark]: CDTParser took 0.22 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 20:40:01,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1144.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.4 MB in the end (delta: -12.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:01,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.23 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:01,255 INFO L168 Benchmark]: Boogie Preprocessor took 152.73 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 955.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:01,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1144.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.4 MB in the end (delta: -12.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 138.23 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 152.73 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 955.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...