./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label23.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/Problem19_label23.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 7137e362f1a4ffd1932b941d0c2b543cd3b28d47 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem19_label23.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 7137e362f1a4ffd1932b941d0c2b543cd3b28d47 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:39:07,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:07,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:07,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:07,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:07,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:07,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:07,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:07,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:07,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:07,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:07,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:07,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:07,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:07,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:07,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:07,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:07,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:07,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:07,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:07,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:08,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:08,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:08,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:08,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:08,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:08,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:08,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:08,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:08,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:08,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:08,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:08,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:08,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:08,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:08,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:08,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:08,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:08,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:08,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:08,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:08,031 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:08,058 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:08,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:08,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:08,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:08,063 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:08,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:08,065 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:08,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:08,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:08,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:08,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:08,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:08,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:08,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:08,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:08,071 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:08,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:08,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:08,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:08,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:08,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:08,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:08,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:08,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:08,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:08,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:08,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:08,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:08,074 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 -> 7137e362f1a4ffd1932b941d0c2b543cd3b28d47 [2019-11-27 09:39:08,504 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:08,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:08,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:08,530 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:08,532 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:08,533 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label23.c [2019-11-27 09:39:08,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7add1ce06/f4dd468ae27445fa9059dde57481f3f8/FLAG83632ddce [2019-11-27 09:39:10,011 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:10,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label23.c [2019-11-27 09:39:10,105 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7add1ce06/f4dd468ae27445fa9059dde57481f3f8/FLAG83632ddce [2019-11-27 09:39:10,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7add1ce06/f4dd468ae27445fa9059dde57481f3f8 [2019-11-27 09:39:10,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:10,189 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:10,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:10,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:10,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:10,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:10" (1/1) ... [2019-11-27 09:39:10,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:10, skipping insertion in model container [2019-11-27 09:39:10,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:10" (1/1) ... [2019-11-27 09:39:10,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:10,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:13,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:13,485 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:15,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:15,137 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:15,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:15 WrapperNode [2019-11-27 09:39:15,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:15,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:15,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:15,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:15,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:15" (1/1) ... [2019-11-27 09:39:15,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:15" (1/1) ... [2019-11-27 09:39:16,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:16,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:16,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:16,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:16,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:15" (1/1) ... [2019-11-27 09:39:16,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:15" (1/1) ... [2019-11-27 09:39:16,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:15" (1/1) ... [2019-11-27 09:39:16,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:15" (1/1) ... [2019-11-27 09:39:17,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:15" (1/1) ... [2019-11-27 09:39:17,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:15" (1/1) ... [2019-11-27 09:39:17,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:15" (1/1) ... [2019-11-27 09:39:17,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:17,950 INFO L168 Benchmark]: Toolchain (without parser) took 7756.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 778.1 MB in the end (delta: 153.5 MB). Peak memory consumption was 386.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:17,951 INFO L168 Benchmark]: CDTParser took 1.69 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 09:39:17,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4948.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 877.2 MB in the end (delta: 54.4 MB). Peak memory consumption was 271.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:17,959 INFO L168 Benchmark]: Boogie Procedure Inliner took 929.38 ms. Allocated memory is still 1.0 GB. Free memory was 877.2 MB in the beginning and 709.3 MB in the end (delta: 167.9 MB). Peak memory consumption was 167.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:17,961 INFO L168 Benchmark]: Boogie Preprocessor took 1873.48 ms. Allocated memory is still 1.0 GB. Free memory was 709.3 MB in the beginning and 778.1 MB in the end (delta: -68.8 MB). Peak memory consumption was 164.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:17,968 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 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 4948.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 877.2 MB in the end (delta: 54.4 MB). Peak memory consumption was 271.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 929.38 ms. Allocated memory is still 1.0 GB. Free memory was 877.2 MB in the beginning and 709.3 MB in the end (delta: 167.9 MB). Peak memory consumption was 167.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1873.48 ms. Allocated memory is still 1.0 GB. Free memory was 709.3 MB in the beginning and 778.1 MB in the end (delta: -68.8 MB). Peak memory consumption was 164.5 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 09:39:20,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:20,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:20,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:20,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:20,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:20,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:20,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:20,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:20,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:20,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:20,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:20,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:20,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:20,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:20,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:20,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:20,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:20,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:20,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:20,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:20,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:20,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:20,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:20,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:20,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:20,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:20,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:20,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:20,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:20,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:20,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:20,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:20,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:20,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:20,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:20,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:20,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:20,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:20,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:20,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:20,881 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:20,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:20,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:20,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:20,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:20,914 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:20,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:20,914 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:20,914 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:20,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:20,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:20,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:20,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:20,919 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:20,920 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:20,920 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:20,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:20,920 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:20,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:20,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:20,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:20,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:20,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:20,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:20,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:20,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:20,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:20,922 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:20,924 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:20,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:20,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:20,925 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 -> 7137e362f1a4ffd1932b941d0c2b543cd3b28d47 [2019-11-27 09:39:21,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:21,429 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:21,431 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:21,435 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:21,439 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:21,440 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label23.c [2019-11-27 09:39:21,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab34226d3/688e627ff0d246da8023ae888f693093/FLAG3827fec74 [2019-11-27 09:39:22,828 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:22,828 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label23.c [2019-11-27 09:39:22,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab34226d3/688e627ff0d246da8023ae888f693093/FLAG3827fec74 [2019-11-27 09:39:23,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab34226d3/688e627ff0d246da8023ae888f693093 [2019-11-27 09:39:23,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:23,079 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:23,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:23,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:23,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:23,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:23" (1/1) ... [2019-11-27 09:39:23,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:23, skipping insertion in model container [2019-11-27 09:39:23,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:23" (1/1) ... [2019-11-27 09:39:23,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:23,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:27,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:27,028 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:28,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:29,029 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:29,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:29 WrapperNode [2019-11-27 09:39:29,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:29,037 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:29,037 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:29,037 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:29,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:29" (1/1) ... [2019-11-27 09:39:29,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:29" (1/1) ... [2019-11-27 09:39:29,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:29,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:29,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:29,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:29,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:29" (1/1) ... [2019-11-27 09:39:29,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:29" (1/1) ... [2019-11-27 09:39:29,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:29" (1/1) ... [2019-11-27 09:39:29,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:29" (1/1) ... [2019-11-27 09:39:30,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:29" (1/1) ... [2019-11-27 09:39:30,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:29" (1/1) ... [2019-11-27 09:39:30,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:29" (1/1) ... [2019-11-27 09:39:30,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:30,528 INFO L168 Benchmark]: Toolchain (without parser) took 7447.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 860.0 MB in the end (delta: 71.6 MB). Peak memory consumption was 307.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:30,530 INFO L168 Benchmark]: CDTParser took 0.24 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 09:39:30,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5955.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 758.8 MB in the end (delta: 172.8 MB). Peak memory consumption was 251.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:30,534 INFO L168 Benchmark]: Boogie Procedure Inliner took 532.82 ms. Allocated memory is still 1.0 GB. Free memory was 758.8 MB in the beginning and 685.1 MB in the end (delta: 73.7 MB). Peak memory consumption was 73.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:30,537 INFO L168 Benchmark]: Boogie Preprocessor took 951.76 ms. Allocated memory is still 1.0 GB. Free memory was 685.1 MB in the beginning and 860.0 MB in the end (delta: -174.9 MB). Peak memory consumption was 61.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:30,544 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 5955.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 758.8 MB in the end (delta: 172.8 MB). Peak memory consumption was 251.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 532.82 ms. Allocated memory is still 1.0 GB. Free memory was 758.8 MB in the beginning and 685.1 MB in the end (delta: 73.7 MB). Peak memory consumption was 73.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 951.76 ms. Allocated memory is still 1.0 GB. Free memory was 685.1 MB in the beginning and 860.0 MB in the end (delta: -174.9 MB). Peak memory consumption was 61.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...