./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label49.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_label49.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 95000caaa926e46a44fd070da2a40a84b9e2d593 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label49.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 95000caaa926e46a44fd070da2a40a84b9e2d593 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:40:17,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:17,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:18,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:18,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:18,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:18,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:18,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:18,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:18,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:18,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:18,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:18,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:18,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:18,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:18,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:18,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:18,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:18,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:18,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:18,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:18,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:18,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:18,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:18,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:18,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:18,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:18,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:18,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:18,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:18,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:18,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:18,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:18,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:18,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:18,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:18,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:18,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:18,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:18,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:18,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:18,112 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:18,141 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:18,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:18,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:18,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:18,146 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:18,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:18,146 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:18,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:18,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:18,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:18,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:18,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:18,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:18,152 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:18,152 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:18,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:18,152 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:18,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:18,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:18,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:18,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:18,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:18,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:18,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:18,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:18,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:18,156 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:18,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:18,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:18,156 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 -> 95000caaa926e46a44fd070da2a40a84b9e2d593 [2019-11-24 20:40:18,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:18,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:18,551 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:18,556 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:18,556 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:18,557 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label49.c [2019-11-24 20:40:18,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba69d0c7f/72e5e3a42b1b42f6a6110feb1cda7c92/FLAG851c32f59 [2019-11-24 20:40:19,511 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:19,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label49.c [2019-11-24 20:40:19,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba69d0c7f/72e5e3a42b1b42f6a6110feb1cda7c92/FLAG851c32f59 [2019-11-24 20:40:19,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba69d0c7f/72e5e3a42b1b42f6a6110feb1cda7c92 [2019-11-24 20:40:19,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:19,689 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:19,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:19,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:19,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:19,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:19,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19, skipping insertion in model container [2019-11-24 20:40:19,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:19,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:19,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:20,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:20,519 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:20,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:20,737 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:20,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20 WrapperNode [2019-11-24 20:40:20,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:20,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:20,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:20,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:20,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,792 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:20,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:20,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:20,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:20,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:20,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:21,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:20" (1/1) ... [2019-11-24 20:40:21,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:21,042 INFO L168 Benchmark]: Toolchain (without parser) took 1349.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.8 MB in the end (delta: -99.1 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:21,044 INFO L168 Benchmark]: CDTParser took 3.28 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 20:40:21,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1047.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.2 MB in the end (delta: -11.6 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:21,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.98 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:21,052 INFO L168 Benchmark]: Boogie Preprocessor took 135.84 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 961.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:21,056 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.28 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 1047.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.2 MB in the end (delta: -11.6 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 158.98 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 967.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.84 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 961.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-32f2683 [2019-11-24 20:40:23,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:23,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:23,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:23,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:23,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:23,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:23,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:23,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:23,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:23,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:23,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:23,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:23,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:23,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:23,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:23,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:23,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:23,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:23,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:23,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:23,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:23,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:23,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:23,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:23,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:23,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:23,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:23,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:23,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:23,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:23,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:23,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:23,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:23,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:23,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:23,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:23,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:23,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:23,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:23,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:23,882 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:23,911 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:23,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:23,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:23,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:23,917 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:23,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:23,917 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:23,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:23,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:23,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:23,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:23,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:23,920 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:23,920 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:23,921 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:23,921 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:23,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:23,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:23,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:23,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:23,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:23,925 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:23,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:23,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:23,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:23,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:23,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:23,927 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:23,927 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:23,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:23,928 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:23,928 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 -> 95000caaa926e46a44fd070da2a40a84b9e2d593 [2019-11-24 20:40:24,401 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:24,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:24,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:24,430 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:24,431 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:24,432 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label49.c [2019-11-24 20:40:24,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d77c0bba3/09215e5d1b7241d5a256acd9ecdf8e34/FLAG28075168f [2019-11-24 20:40:25,380 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:25,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label49.c [2019-11-24 20:40:25,406 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d77c0bba3/09215e5d1b7241d5a256acd9ecdf8e34/FLAG28075168f [2019-11-24 20:40:25,568 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d77c0bba3/09215e5d1b7241d5a256acd9ecdf8e34 [2019-11-24 20:40:25,576 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:25,580 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:25,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:25,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:25,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:25,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:25, skipping insertion in model container [2019-11-24 20:40:25,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:25" (1/1) ... [2019-11-24 20:40:25,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:25,706 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:26,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:26,481 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:26,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:26,698 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:26,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26 WrapperNode [2019-11-24 20:40:26,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:26,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:26,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:26,704 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:26,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:26,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:26,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:26,848 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:26,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:26,992 INFO L168 Benchmark]: Toolchain (without parser) took 1414.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:26,999 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:40:27,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1120.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:27,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.81 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:27,003 INFO L168 Benchmark]: Boogie Preprocessor took 141.95 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 955.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:27,010 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1120.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.81 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.95 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 955.0 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...