./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label23.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/Problem13_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 6f12abc512cccf4c27c16f251095b3f49b593edc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_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 6f12abc512cccf4c27c16f251095b3f49b593edc .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:53:19,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:19,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:19,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:19,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:19,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:19,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:19,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:19,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:19,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:19,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:19,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:19,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:19,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:19,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:19,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:19,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:19,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:20,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:20,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:20,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:20,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:20,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:20,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:20,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:20,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:20,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:20,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:20,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:20,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:20,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:20,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:20,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:20,067 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:20,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:20,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:20,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:20,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:20,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:20,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:20,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:20,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:20,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:20,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:20,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:20,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:20,137 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:20,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:20,137 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:20,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:20,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:20,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:20,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:20,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:20,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:20,143 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:20,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:20,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:20,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:20,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:20,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:20,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:20,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:20,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:20,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:20,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:20,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:20,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:20,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:20,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:20,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:20,156 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 -> 6f12abc512cccf4c27c16f251095b3f49b593edc [2019-11-24 20:53:20,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:20,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:20,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:20,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:20,893 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:20,894 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-24 20:53:21,061 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e417d2f40/a59a517953e64b2a8f72cfd7872e0e42/FLAG85b50da04 [2019-11-24 20:53:22,775 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:22,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-24 20:53:22,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e417d2f40/a59a517953e64b2a8f72cfd7872e0e42/FLAG85b50da04 [2019-11-24 20:53:22,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e417d2f40/a59a517953e64b2a8f72cfd7872e0e42 [2019-11-24 20:53:22,909 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:22,913 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:22,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:22,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:22,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:22,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:22" (1/1) ... [2019-11-24 20:53:22,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:22, skipping insertion in model container [2019-11-24 20:53:22,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:22" (1/1) ... [2019-11-24 20:53:22,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:23,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:26,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:26,664 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:28,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:28,179 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:28,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:28 WrapperNode [2019-11-24 20:53:28,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:28,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:28,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:28,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:28,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:28" (1/1) ... [2019-11-24 20:53:28,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:28" (1/1) ... [2019-11-24 20:53:30,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:30,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:30,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:30,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:30,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:28" (1/1) ... [2019-11-24 20:53:30,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:28" (1/1) ... [2019-11-24 20:53:30,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:28" (1/1) ... [2019-11-24 20:53:30,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:28" (1/1) ... [2019-11-24 20:53:30,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:28" (1/1) ... [2019-11-24 20:53:31,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:28" (1/1) ... [2019-11-24 20:53:31,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:28" (1/1) ... [2019-11-24 20:53:31,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:31,641 INFO L168 Benchmark]: Toolchain (without parser) took 8720.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 806.8 MB in the end (delta: 143.4 MB). Peak memory consumption was 143.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:31,642 INFO L168 Benchmark]: CDTParser took 2.01 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 20:53:31,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5266.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 779.5 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:31,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 1945.86 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 871.4 MB in the end (delta: -91.9 MB). Peak memory consumption was 137.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:31,653 INFO L168 Benchmark]: Boogie Preprocessor took 1498.63 ms. Allocated memory is still 1.0 GB. Free memory was 871.4 MB in the beginning and 806.8 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:31,664 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.01 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 5266.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 779.5 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1945.86 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 871.4 MB in the end (delta: -91.9 MB). Peak memory consumption was 137.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1498.63 ms. Allocated memory is still 1.0 GB. Free memory was 871.4 MB in the beginning and 806.8 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 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 20:53:35,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:35,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:35,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:35,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:35,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:35,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:35,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:35,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:35,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:35,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:35,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:35,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:35,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:35,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:35,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:35,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:35,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:35,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:35,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:35,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:36,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:36,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:36,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:36,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:36,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:36,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:36,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:36,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:36,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:36,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:36,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:36,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:36,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:36,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:36,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:36,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:36,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:36,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:36,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:36,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:36,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:36,115 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:36,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:36,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:36,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:36,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:36,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:36,125 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:36,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:36,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:36,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:36,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:36,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:36,133 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:36,134 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:36,134 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:36,136 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:36,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:36,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:36,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:36,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:36,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:36,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:36,142 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:36,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:36,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:36,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:36,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:36,146 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:36,146 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:36,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:36,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:36,149 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 -> 6f12abc512cccf4c27c16f251095b3f49b593edc [2019-11-24 20:53:36,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:36,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:36,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:36,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:36,928 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:36,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-24 20:53:37,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b06514e/3ef4ffa8c026419f851b00a848929d36/FLAGd0b58d319 [2019-11-24 20:53:38,946 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:38,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label23.c [2019-11-24 20:53:39,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b06514e/3ef4ffa8c026419f851b00a848929d36/FLAGd0b58d319 [2019-11-24 20:53:39,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b06514e/3ef4ffa8c026419f851b00a848929d36 [2019-11-24 20:53:39,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:39,081 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:39,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:39,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:39,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:39,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:39" (1/1) ... [2019-11-24 20:53:39,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:39, skipping insertion in model container [2019-11-24 20:53:39,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:39" (1/1) ... [2019-11-24 20:53:39,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:39,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:43,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:43,420 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:45,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:45,451 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:45,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:45 WrapperNode [2019-11-24 20:53:45,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:45,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:45,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:45,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:45,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:45" (1/1) ... [2019-11-24 20:53:45,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:45" (1/1) ... [2019-11-24 20:53:46,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:46,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:46,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:46,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:46,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:45" (1/1) ... [2019-11-24 20:53:46,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:45" (1/1) ... [2019-11-24 20:53:46,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:45" (1/1) ... [2019-11-24 20:53:46,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:45" (1/1) ... [2019-11-24 20:53:46,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:45" (1/1) ... [2019-11-24 20:53:46,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:45" (1/1) ... [2019-11-24 20:53:46,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:45" (1/1) ... [2019-11-24 20:53:46,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:46,891 INFO L168 Benchmark]: Toolchain (without parser) took 7804.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 881.7 MB in the end (delta: 62.8 MB). Peak memory consumption was 62.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:46,893 INFO L168 Benchmark]: CDTParser took 0.52 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 20:53:46,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6366.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:46,897 INFO L168 Benchmark]: Boogie Procedure Inliner took 701.32 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 915.3 MB in the end (delta: -198.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:46,902 INFO L168 Benchmark]: Boogie Preprocessor took 728.72 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 881.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:46,913 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 6366.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 701.32 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 915.3 MB in the end (delta: -198.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 728.72 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 881.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...