./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label31.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/Problem17_label31.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 2d7ffaee217643a1b1c09251f5afe8ef5904e485 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label31.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 2d7ffaee217643a1b1c09251f5afe8ef5904e485 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:32,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:32,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:32,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:32,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:32,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:32,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:32,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:32,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:32,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:32,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:32,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:32,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:32,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:32,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:32,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:32,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:32,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:32,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:32,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:32,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:32,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:32,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:32,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:32,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:32,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:32,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:32,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:32,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:32,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:32,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:32,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:32,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:32,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:32,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:32,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:32,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:32,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:32,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:32,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:32,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:32,498 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:32,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:32,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:32,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:32,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:32,552 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:32,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:32,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:32,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:32,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:32,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:32,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:32,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:32,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:32,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:32,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:32,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:32,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:32,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:32,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:32,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:32,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:32,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:32,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:32,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:32,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:32,567 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:32,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:32,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:32,568 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 -> 2d7ffaee217643a1b1c09251f5afe8ef5904e485 [2019-11-27 15:59:33,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:33,117 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:33,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:33,129 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:33,130 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:33,131 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label31.c [2019-11-27 15:59:33,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bfe39dba/9036ad8faa5242bdadce7ac8c7f4cfdb/FLAG8bcb61a37 [2019-11-27 15:59:34,817 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:34,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label31.c [2019-11-27 15:59:34,880 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bfe39dba/9036ad8faa5242bdadce7ac8c7f4cfdb/FLAG8bcb61a37 [2019-11-27 15:59:34,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bfe39dba/9036ad8faa5242bdadce7ac8c7f4cfdb [2019-11-27 15:59:34,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:34,933 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:34,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:34,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:34,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:34,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:34,958 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 27.11 03:59:34, skipping insertion in model container [2019-11-27 15:59:34,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:34" (1/1) ... [2019-11-27 15:59:34,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:35,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:37,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:37,417 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:38,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:38,557 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:38,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:38 WrapperNode [2019-11-27 15:59:38,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:38,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:38,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:38,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:38,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:38" (1/1) ... [2019-11-27 15:59:38,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:38" (1/1) ... [2019-11-27 15:59:39,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:39,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:39,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:39,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:39,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:38" (1/1) ... [2019-11-27 15:59:39,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:38" (1/1) ... [2019-11-27 15:59:39,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:38" (1/1) ... [2019-11-27 15:59:39,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:38" (1/1) ... [2019-11-27 15:59:39,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:38" (1/1) ... [2019-11-27 15:59:39,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:38" (1/1) ... [2019-11-27 15:59:39,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:38" (1/1) ... [2019-11-27 15:59:40,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:40,029 INFO L168 Benchmark]: Toolchain (without parser) took 5091.47 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 776.5 MB in the end (delta: 179.4 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:40,031 INFO L168 Benchmark]: CDTParser took 1.48 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 15:59:40,035 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3626.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 879.7 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:40,037 INFO L168 Benchmark]: Boogie Procedure Inliner took 637.10 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 816.7 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:40,041 INFO L168 Benchmark]: Boogie Preprocessor took 819.13 ms. Allocated memory is still 1.0 GB. Free memory was 816.7 MB in the beginning and 776.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:40,054 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 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 3626.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 879.7 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 637.10 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 816.7 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 819.13 ms. Allocated memory is still 1.0 GB. Free memory was 816.7 MB in the beginning and 776.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 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 15:59:43,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:43,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:43,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:43,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:43,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:43,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:44,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:44,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:44,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:44,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:44,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:44,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:44,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:44,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:44,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:44,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:44,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:44,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:44,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:44,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:44,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:44,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:44,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:44,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:44,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:44,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:44,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:44,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:44,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:44,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:44,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:44,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:44,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:44,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:44,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:44,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:44,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:44,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:44,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:44,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:44,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:44,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:44,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:44,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:44,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:44,178 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:44,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:44,181 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:44,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:44,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:44,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:44,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:44,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:44,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:44,186 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:44,186 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:44,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:44,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:44,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:44,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:44,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:44,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:44,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:44,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:44,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:44,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:44,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:44,194 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:44,194 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:44,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:44,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:44,196 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 -> 2d7ffaee217643a1b1c09251f5afe8ef5904e485 [2019-11-27 15:59:44,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:44,763 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:44,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:44,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:44,776 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:44,780 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label31.c [2019-11-27 15:59:44,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/794f5837e/64b800b0a82b4dcea2db0e784bbe6de6/FLAG5a2e77073 [2019-11-27 15:59:46,512 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:46,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label31.c [2019-11-27 15:59:46,580 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/794f5837e/64b800b0a82b4dcea2db0e784bbe6de6/FLAG5a2e77073 [2019-11-27 15:59:46,621 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/794f5837e/64b800b0a82b4dcea2db0e784bbe6de6 [2019-11-27 15:59:46,631 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:46,637 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:46,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:46,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:46,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:46,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:46" (1/1) ... [2019-11-27 15:59:46,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:46, skipping insertion in model container [2019-11-27 15:59:46,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:46" (1/1) ... [2019-11-27 15:59:46,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:46,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:49,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:49,427 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:50,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:50,866 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:50,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:50 WrapperNode [2019-11-27 15:59:50,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:50,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:50,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:50,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:50,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:50" (1/1) ... [2019-11-27 15:59:51,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:50" (1/1) ... [2019-11-27 15:59:51,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:51,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:51,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:51,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:51,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:50" (1/1) ... [2019-11-27 15:59:51,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:50" (1/1) ... [2019-11-27 15:59:51,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:50" (1/1) ... [2019-11-27 15:59:51,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:50" (1/1) ... [2019-11-27 15:59:51,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:50" (1/1) ... [2019-11-27 15:59:51,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:50" (1/1) ... [2019-11-27 15:59:51,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:50" (1/1) ... [2019-11-27 15:59:51,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:51,761 INFO L168 Benchmark]: Toolchain (without parser) took 5119.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:51,762 INFO L168 Benchmark]: CDTParser took 0.48 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 15:59:51,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4230.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:51,766 INFO L168 Benchmark]: Boogie Procedure Inliner took 451.14 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. [2019-11-27 15:59:51,772 INFO L168 Benchmark]: Boogie Preprocessor took 429.33 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. [2019-11-27 15:59:51,783 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 4230.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 451.14 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 429.33 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...