./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label08.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/Problem12_label08.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 c9258f6fd55e3f497d606266a019dca6ee42d0dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label08.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 c9258f6fd55e3f497d606266a019dca6ee42d0dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:52:10,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:10,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:10,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:10,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:10,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:10,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:10,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:10,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:10,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:10,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:10,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:10,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:10,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:10,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:10,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:10,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:10,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:10,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:10,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:10,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:10,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:10,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:10,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:10,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:10,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:10,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:10,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:10,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:10,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:10,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:10,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:10,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:10,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:10,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:10,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:10,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:10,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:10,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:10,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:10,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:10,246 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:10,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:10,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:10,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:10,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:10,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:10,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:10,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:10,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:10,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:10,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:10,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:10,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:10,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:10,300 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:10,300 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:10,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:10,301 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:10,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:10,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:10,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:10,304 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:10,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:10,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:10,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:10,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:10,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:10,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:10,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:10,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:10,309 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 -> c9258f6fd55e3f497d606266a019dca6ee42d0dc [2019-11-24 20:52:10,860 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:10,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:10,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:10,899 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:10,903 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:10,905 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label08.c [2019-11-24 20:52:11,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0d99dae/143e5d2436db422787b7123d756522d0/FLAG872b355f3 [2019-11-24 20:52:12,815 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:12,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label08.c [2019-11-24 20:52:12,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0d99dae/143e5d2436db422787b7123d756522d0/FLAG872b355f3 [2019-11-24 20:52:12,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0d99dae/143e5d2436db422787b7123d756522d0 [2019-11-24 20:52:12,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:12,945 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:12,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:12,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:12,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:12,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:12" (1/1) ... [2019-11-24 20:52:12,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6711512d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:12, skipping insertion in model container [2019-11-24 20:52:12,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:12" (1/1) ... [2019-11-24 20:52:12,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:13,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:16,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:16,017 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:17,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:17,477 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:17,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17 WrapperNode [2019-11-24 20:52:17,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:17,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:17,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:17,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:17,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:17,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:18,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:18,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:18,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:18,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:18,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:18,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:18,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:18,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:18,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:18,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:18,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:19,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:19,539 INFO L168 Benchmark]: Toolchain (without parser) took 6589.84 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 908.6 MB in the end (delta: 41.6 MB). Peak memory consumption was 316.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:19,542 INFO L168 Benchmark]: CDTParser took 0.96 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 20:52:19,544 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4532.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:19,548 INFO L168 Benchmark]: Boogie Procedure Inliner took 785.98 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:19,551 INFO L168 Benchmark]: Boogie Preprocessor took 1259.16 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 908.6 MB in the end (delta: -156.5 MB). Peak memory consumption was 118.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:19,563 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 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 4532.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 785.98 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1259.16 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 908.6 MB in the end (delta: -156.5 MB). Peak memory consumption was 118.6 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 20:52:23,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:23,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:23,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:23,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:23,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:23,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:23,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:23,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:23,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:23,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:23,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:23,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:23,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:23,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:23,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:23,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:23,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:23,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:23,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:23,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:23,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:23,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:23,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:23,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:23,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:23,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:23,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:23,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:23,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:23,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:23,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:23,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:23,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:23,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:23,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:23,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:23,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:23,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:23,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:23,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:23,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:23,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:23,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:23,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:23,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:23,917 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:23,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:23,920 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:23,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:23,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:23,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:23,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:23,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:23,925 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:23,925 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:23,926 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:23,926 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:23,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:23,927 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:23,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:23,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:23,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:23,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:23,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:23,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:23,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:23,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:23,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:23,935 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:23,935 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:23,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:23,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:23,937 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 -> c9258f6fd55e3f497d606266a019dca6ee42d0dc [2019-11-24 20:52:24,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:24,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:24,613 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:24,616 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:24,619 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:24,620 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label08.c [2019-11-24 20:52:24,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31a30bc09/360054400a1d4ac0aa1fb232fc76a6b1/FLAG63151218a [2019-11-24 20:52:26,411 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:26,413 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label08.c [2019-11-24 20:52:26,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31a30bc09/360054400a1d4ac0aa1fb232fc76a6b1/FLAG63151218a [2019-11-24 20:52:26,520 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31a30bc09/360054400a1d4ac0aa1fb232fc76a6b1 [2019-11-24 20:52:26,531 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:26,533 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:26,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:26,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:26,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:26,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:26" (1/1) ... [2019-11-24 20:52:26,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:26, skipping insertion in model container [2019-11-24 20:52:26,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:26" (1/1) ... [2019-11-24 20:52:26,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:26,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:30,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:30,050 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:31,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:31,732 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:31,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31 WrapperNode [2019-11-24 20:52:31,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:31,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:31,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:31,740 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:31,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:31,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:32,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:32,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:32,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:32,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:32,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:33,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:31" (1/1) ... [2019-11-24 20:52:33,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:33,220 INFO L168 Benchmark]: Toolchain (without parser) took 6682.27 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 939.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 286.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:33,222 INFO L168 Benchmark]: CDTParser took 2.98 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 20:52:33,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5197.65 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 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:33,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 585.04 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:33,234 INFO L168 Benchmark]: Boogie Preprocessor took 888.50 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 939.4 MB in the end (delta: -198.8 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:33,245 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 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 5197.65 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 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 585.04 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 888.50 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 939.4 MB in the end (delta: -198.8 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...