./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem14_label25.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 4a6f9eb2e7a9523a59919f10058626623eca86a6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_label25.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 4a6f9eb2e7a9523a59919f10058626623eca86a6 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:23,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:23,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:23,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:23,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:23,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:23,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:23,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:23,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:23,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:23,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:23,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:23,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:23,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:23,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:23,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:23,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:23,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:23,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:23,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:24,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:24,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:24,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:24,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:24,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:24,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:24,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:24,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:24,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:24,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:24,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:24,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:24,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:24,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:24,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:24,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:24,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:24,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:24,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:24,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:24,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:24,066 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:24,111 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:24,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:24,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:24,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:24,117 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:24,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:24,120 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:24,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:24,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:24,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:24,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:24,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:24,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:24,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:24,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:24,127 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:24,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:24,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:24,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:24,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:24,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:24,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:24,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:24,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:24,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:24,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:24,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:24,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:24,135 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 -> 4a6f9eb2e7a9523a59919f10058626623eca86a6 [2019-11-27 15:57:24,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:24,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:24,796 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:24,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:24,798 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:24,799 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label25.c [2019-11-27 15:57:24,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/385c78ad9/3afaf04344a8421ea22a155e03e7b5ff/FLAG720341a4d [2019-11-27 15:57:26,311 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:26,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label25.c [2019-11-27 15:57:26,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/385c78ad9/3afaf04344a8421ea22a155e03e7b5ff/FLAG720341a4d [2019-11-27 15:57:26,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/385c78ad9/3afaf04344a8421ea22a155e03e7b5ff [2019-11-27 15:57:26,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:26,378 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:26,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:26,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:26,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:26,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:26" (1/1) ... [2019-11-27 15:57:26,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:26, skipping insertion in model container [2019-11-27 15:57:26,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:26" (1/1) ... [2019-11-27 15:57:26,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:26,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:27,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:27,660 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:27,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:28,003 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:28,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28 WrapperNode [2019-11-27 15:57:28,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:28,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:28,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:28,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:28,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:28,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:28,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:28,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:28,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:28,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:28,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:28,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:28,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:28,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:28,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:28,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:28,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:28,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:28,452 INFO L168 Benchmark]: Toolchain (without parser) took 2066.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 944.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:28,453 INFO L168 Benchmark]: CDTParser took 1.49 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. [2019-11-27 15:57:28,456 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1625.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:28,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.77 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:28,463 INFO L168 Benchmark]: Boogie Preprocessor took 189.12 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 944.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:28,473 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 1625.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.77 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.12 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 944.5 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 0.1.24-509859d [2019-11-27 15:57:32,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:32,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:32,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:32,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:32,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:32,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:32,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:32,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:32,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:32,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:32,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:32,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:32,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:32,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:32,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:32,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:32,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:32,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:32,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:32,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:32,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:32,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:32,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:32,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:32,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:32,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:32,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:32,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:32,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:32,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:32,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:32,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:32,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:32,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:32,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:32,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:32,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:32,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:32,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:32,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:32,636 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:32,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:32,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:32,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:32,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:32,687 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:32,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:32,688 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:32,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:32,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:32,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:32,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:32,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:32,692 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:32,693 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:32,695 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:32,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:32,695 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:32,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:32,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:32,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:32,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:32,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:32,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:32,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:32,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:32,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:32,703 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:32,703 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:32,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:32,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:32,706 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 -> 4a6f9eb2e7a9523a59919f10058626623eca86a6 [2019-11-27 15:57:33,272 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:33,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:33,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:33,315 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:33,319 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:33,321 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label25.c [2019-11-27 15:57:33,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c90386f5/def1844034cd42afa3ba38b35ac1150f/FLAGf7a8a4d40 [2019-11-27 15:57:34,814 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:34,820 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label25.c [2019-11-27 15:57:34,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c90386f5/def1844034cd42afa3ba38b35ac1150f/FLAGf7a8a4d40 [2019-11-27 15:57:34,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c90386f5/def1844034cd42afa3ba38b35ac1150f [2019-11-27 15:57:34,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:34,911 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:34,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:34,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:34,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:34,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:34, skipping insertion in model container [2019-11-27 15:57:34,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:34" (1/1) ... [2019-11-27 15:57:34,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:35,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:36,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:36,355 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:36,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:36,865 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:36,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36 WrapperNode [2019-11-27 15:57:36,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:36,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:36,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:36,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:36,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:37,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:37,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:37,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:37,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:37,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:37,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:37,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:37,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:37,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:37,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:37,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:37,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:37,261 INFO L168 Benchmark]: Toolchain (without parser) took 2346.18 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 943.4 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:37,265 INFO L168 Benchmark]: CDTParser took 3.65 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:37,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1956.17 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 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:37,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.25 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:37,274 INFO L168 Benchmark]: Boogie Preprocessor took 177.91 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:37,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.65 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 1956.17 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 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.25 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 177.91 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.4 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...