./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label04.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/Problem17_label04.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 dbde6802f391f11e9ddf6a611116219d9fad8fd9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label04.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 dbde6802f391f11e9ddf6a611116219d9fad8fd9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:56:03,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:03,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:03,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:03,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:03,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:03,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:03,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:03,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:03,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:03,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:03,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:03,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:03,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:03,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:03,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:03,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:03,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:03,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:03,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:03,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:03,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:03,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:03,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:03,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:03,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:03,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:03,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:03,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:03,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:03,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:03,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:03,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:03,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:03,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:03,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:03,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:03,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:03,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:03,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:03,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:03,780 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:03,834 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:03,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:03,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:03,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:03,845 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:03,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:03,845 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:03,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:03,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:03,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:03,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:03,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:03,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:03,849 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:03,851 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:03,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:03,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:03,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:03,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:03,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:03,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:03,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:03,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:03,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:03,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:03,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:03,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:03,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:03,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:03,859 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 -> dbde6802f391f11e9ddf6a611116219d9fad8fd9 [2019-11-24 20:56:04,401 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:04,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:04,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:04,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:04,448 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:04,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-24 20:56:04,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6992b6fdf/0bfa82ceb6f14e6e9f7dbd62c4c8c765/FLAG638bdd68e [2019-11-24 20:56:06,299 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:06,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-24 20:56:06,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6992b6fdf/0bfa82ceb6f14e6e9f7dbd62c4c8c765/FLAG638bdd68e [2019-11-24 20:56:06,434 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6992b6fdf/0bfa82ceb6f14e6e9f7dbd62c4c8c765 [2019-11-24 20:56:06,444 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:06,449 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:06,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:06,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:06,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:06,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06, skipping insertion in model container [2019-11-24 20:56:06,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:06,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:08,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:08,833 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:09,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:09,718 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:09,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09 WrapperNode [2019-11-24 20:56:09,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:09,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:09,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:09,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:09,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:09,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:10,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:10,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:10,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:10,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:11,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:11,097 INFO L168 Benchmark]: Toolchain (without parser) took 4642.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 781.9 MB in the end (delta: 174.0 MB). Peak memory consumption was 174.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,098 INFO L168 Benchmark]: CDTParser took 1.14 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 20:56:11,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3265.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.7 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,104 INFO L168 Benchmark]: Boogie Procedure Inliner took 675.32 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,107 INFO L168 Benchmark]: Boogie Preprocessor took 690.27 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 781.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,118 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 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 3265.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.7 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 675.32 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 690.27 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 781.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 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 20:56:14,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:14,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:15,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:15,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:15,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:15,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:15,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:15,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:15,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:15,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:15,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:15,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:15,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:15,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:15,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:15,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:15,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:15,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:15,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:15,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:15,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:15,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:15,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:15,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:15,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:15,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:15,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:15,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:15,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:15,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:15,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:15,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:15,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:15,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:15,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:15,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:15,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:15,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:15,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:15,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:15,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:15,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:15,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:15,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:15,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:15,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:15,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:15,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:15,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:15,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:15,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:15,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:15,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:15,203 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:15,204 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:15,204 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:15,204 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:15,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:15,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:15,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:15,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:15,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:15,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:15,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:15,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:15,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:15,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:15,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:15,212 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:15,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:15,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:15,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:15,216 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 -> dbde6802f391f11e9ddf6a611116219d9fad8fd9 [2019-11-24 20:56:15,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:15,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:15,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:15,907 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:15,911 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:15,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-24 20:56:16,082 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9d8f90e8/39b6f059af9d46d9af980429b23b3346/FLAGa46856acf [2019-11-24 20:56:17,666 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:17,669 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-24 20:56:17,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9d8f90e8/39b6f059af9d46d9af980429b23b3346/FLAGa46856acf [2019-11-24 20:56:17,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9d8f90e8/39b6f059af9d46d9af980429b23b3346 [2019-11-24 20:56:17,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:17,793 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:17,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:17,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:17,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:17,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:17,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17, skipping insertion in model container [2019-11-24 20:56:17,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:17,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:18,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:20,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:20,450 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:21,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:21,608 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:21,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21 WrapperNode [2019-11-24 20:56:21,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:21,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:21,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:21,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:21,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:21,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:21,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:21,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:21,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:21,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:22,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:22,393 INFO L168 Benchmark]: Toolchain (without parser) took 4595.33 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 782.2 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,394 INFO L168 Benchmark]: CDTParser took 0.34 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 20:56:22,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3815.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,399 INFO L168 Benchmark]: Boogie Procedure Inliner took 375.20 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,403 INFO L168 Benchmark]: Boogie Preprocessor took 396.43 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,413 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 3815.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 375.20 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 396.43 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...