./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label15.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem16_label15.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 5a323ccd851c6ffe71e33a60725401499369fb96 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label15.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 5a323ccd851c6ffe71e33a60725401499369fb96 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:34,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:34,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:35,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:35,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:35,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:35,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:35,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:35,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:35,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:35,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:35,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:35,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:35,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:35,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:35,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:35,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:35,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:35,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:35,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:35,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:35,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:35,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:35,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:35,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:35,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:35,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:35,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:35,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:35,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:35,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:35,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:35,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:35,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:35,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:35,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:35,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:35,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:35,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:35,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:35,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:35,142 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:35,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:35,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:35,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:35,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:35,193 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:35,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:35,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:35,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:35,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:35,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:35,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:35,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:35,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:35,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:35,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:35,201 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:35,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:35,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:35,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:35,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:35,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:35,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:35,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:35,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:35,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:35,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:35,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:35,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:35,209 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 -> 5a323ccd851c6ffe71e33a60725401499369fb96 [2019-11-26 16:49:35,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:35,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:35,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:35,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:35,886 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:35,887 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-26 16:49:36,043 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4b230a6f/e02935793f904dc3b2268b8aa606f5cb/FLAG922db92d1 [2019-11-26 16:49:37,446 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:37,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-26 16:49:37,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4b230a6f/e02935793f904dc3b2268b8aa606f5cb/FLAG922db92d1 [2019-11-26 16:49:37,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4b230a6f/e02935793f904dc3b2268b8aa606f5cb [2019-11-26 16:49:37,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:37,716 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:37,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:37,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:37,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:37,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:37" (1/1) ... [2019-11-26 16:49:37,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:37, skipping insertion in model container [2019-11-26 16:49:37,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:37" (1/1) ... [2019-11-26 16:49:37,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:37,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:39,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:39,623 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:40,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:40,189 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:40,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:40 WrapperNode [2019-11-26 16:49:40,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:40,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:40,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:40,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:40,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:40" (1/1) ... [2019-11-26 16:49:40,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:40" (1/1) ... [2019-11-26 16:49:40,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:40,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:40,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:40,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:40,571 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:40" (1/1) ... [2019-11-26 16:49:40,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:40" (1/1) ... [2019-11-26 16:49:40,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:40" (1/1) ... [2019-11-26 16:49:40,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:40" (1/1) ... [2019-11-26 16:49:40,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:40" (1/1) ... [2019-11-26 16:49:40,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:40" (1/1) ... [2019-11-26 16:49:40,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:40" (1/1) ... [2019-11-26 16:49:40,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:40,933 INFO L168 Benchmark]: Toolchain (without parser) took 3212.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 917.3 MB in the end (delta: 37.2 MB). Peak memory consumption was 37.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:40,934 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 16:49:40,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2473.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 957.4 MB in the end (delta: -2.9 MB). Peak memory consumption was 48.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:40,942 INFO L168 Benchmark]: Boogie Procedure Inliner took 356.15 ms. Allocated memory is still 1.0 GB. Free memory was 957.4 MB in the beginning and 928.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:40,947 INFO L168 Benchmark]: Boogie Preprocessor took 373.94 ms. Allocated memory is still 1.0 GB. Free memory was 928.7 MB in the beginning and 917.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:40,958 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2473.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 957.4 MB in the end (delta: -2.9 MB). Peak memory consumption was 48.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 356.15 ms. Allocated memory is still 1.0 GB. Free memory was 957.4 MB in the beginning and 928.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 373.94 ms. Allocated memory is still 1.0 GB. Free memory was 928.7 MB in the beginning and 917.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:44,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:44,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:44,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:44,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:44,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:44,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:44,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:44,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:44,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:44,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:44,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:44,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:44,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:44,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:44,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:44,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:44,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:44,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:44,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:44,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:44,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:44,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:44,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:44,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:44,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:44,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:44,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:44,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:44,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:44,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:44,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:44,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:44,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:44,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:44,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:44,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:44,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:44,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:44,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:44,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:44,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:44,983 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:44,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:44,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:44,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:44,993 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:44,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:44,994 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:44,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:44,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:44,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:44,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:44,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:44,997 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:44,997 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:44,998 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:44,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:44,998 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:44,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:44,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:45,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:45,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:45,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:45,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:45,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:45,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:45,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:45,004 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:45,005 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:45,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:45,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:45,007 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 -> 5a323ccd851c6ffe71e33a60725401499369fb96 [2019-11-26 16:49:45,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:45,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:45,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:45,595 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:45,596 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:45,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-26 16:49:45,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae237300/f22035a3332646afa61b409b085d6db0/FLAG4fe08a332 [2019-11-26 16:49:47,118 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:47,119 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label15.c [2019-11-26 16:49:47,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae237300/f22035a3332646afa61b409b085d6db0/FLAG4fe08a332 [2019-11-26 16:49:47,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae237300/f22035a3332646afa61b409b085d6db0 [2019-11-26 16:49:47,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:47,439 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:47,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:47,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:47,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:47,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:47" (1/1) ... [2019-11-26 16:49:47,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:47, skipping insertion in model container [2019-11-26 16:49:47,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:47" (1/1) ... [2019-11-26 16:49:47,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:47,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:49,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:49,566 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:50,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:50,575 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:50,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50 WrapperNode [2019-11-26 16:49:50,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:50,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:50,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:50,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:50,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:50,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:50,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:50,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:50,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:50,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:50,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:50,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:50,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:50,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:50,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:51,094 INFO L168 Benchmark]: Toolchain (without parser) took 3651.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 907.6 MB in the end (delta: 52.6 MB). Peak memory consumption was 52.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:51,095 INFO L168 Benchmark]: CDTParser took 2.56 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. [2019-11-26 16:49:51,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3135.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 930.5 MB in the end (delta: 29.7 MB). Peak memory consumption was 47.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:51,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 291.62 ms. Allocated memory is still 1.0 GB. Free memory was 930.5 MB in the beginning and 919.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:51,102 INFO L168 Benchmark]: Boogie Preprocessor took 216.46 ms. Allocated memory is still 1.0 GB. Free memory was 919.1 MB in the beginning and 907.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:51,112 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 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 3135.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 930.5 MB in the end (delta: 29.7 MB). Peak memory consumption was 47.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 291.62 ms. Allocated memory is still 1.0 GB. Free memory was 930.5 MB in the beginning and 919.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.46 ms. Allocated memory is still 1.0 GB. Free memory was 919.1 MB in the beginning and 907.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...