./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label57.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/Problem01_label57.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 00372dd9706fe72201713f336fbc903974e88ef8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label57.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 00372dd9706fe72201713f336fbc903974e88ef8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:33:53,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:53,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:53,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:53,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:53,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:53,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:53,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:53,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:53,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:53,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:53,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:53,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:53,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:53,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:53,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:53,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:53,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:53,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:53,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:53,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:53,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:53,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:53,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:53,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:53,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:53,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:53,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:53,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:53,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:53,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:53,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:53,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:53,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:53,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:53,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:53,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:53,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:53,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:53,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:53,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:53,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:53,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:53,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:53,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:53,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:53,620 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:53,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:53,621 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:53,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:53,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:53,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:53,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:53,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:53,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:53,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:53,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:53,626 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:53,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:53,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:53,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:53,629 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:53,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:53,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:53,630 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:53,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:53,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:53,631 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:53,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:53,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:53,632 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 -> 00372dd9706fe72201713f336fbc903974e88ef8 [2019-11-26 16:33:54,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:54,215 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:54,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:54,227 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:54,229 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:54,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label57.c [2019-11-26 16:33:54,391 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbf256d4f/1bc95f4de78f4056869c2ee83f2617e1/FLAG8dc438c85 [2019-11-26 16:33:55,621 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:55,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label57.c [2019-11-26 16:33:55,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbf256d4f/1bc95f4de78f4056869c2ee83f2617e1/FLAG8dc438c85 [2019-11-26 16:33:55,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbf256d4f/1bc95f4de78f4056869c2ee83f2617e1 [2019-11-26 16:33:55,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:55,706 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:55,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:55,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:55,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:55,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:55" (1/1) ... [2019-11-26 16:33:55,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:55, skipping insertion in model container [2019-11-26 16:33:55,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:55" (1/1) ... [2019-11-26 16:33:55,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:55,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:56,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:56,915 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:57,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:57,241 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:57,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57 WrapperNode [2019-11-26 16:33:57,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:57,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:57,246 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:57,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:57,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:57,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:57,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:57,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:57,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:57,681 INFO L168 Benchmark]: Toolchain (without parser) took 1969.68 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 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:57,682 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. [2019-11-26 16:33:57,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1532.62 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 962.0 MB in the end (delta: -349.6 kB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:57,691 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.12 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:57,695 INFO L168 Benchmark]: Boogie Preprocessor took 195.62 ms. Allocated memory is still 1.0 GB. Free memory is still 956.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:57,702 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 1532.62 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 962.0 MB in the end (delta: -349.6 kB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.12 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.62 ms. Allocated memory is still 1.0 GB. Free memory is still 956.3 MB. There was no memory consumed. 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 16:34:01,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:01,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:01,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:01,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:01,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:01,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:01,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:01,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:01,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:01,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:01,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:01,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:01,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:01,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:01,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:01,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:01,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:01,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:01,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:01,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:01,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:01,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:01,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:01,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:01,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:01,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:01,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:01,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:01,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:01,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:01,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:01,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:01,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:01,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:01,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:01,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:01,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:01,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:01,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:01,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:01,735 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:01,777 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:01,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:01,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:01,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:01,786 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:01,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:01,787 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:01,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:01,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:01,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:01,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:01,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:01,792 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:01,793 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:01,793 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:01,795 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:01,795 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:01,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:01,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:01,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:01,798 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:01,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:01,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:01,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:01,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:01,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:01,802 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:01,802 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:01,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:01,804 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:01,806 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 -> 00372dd9706fe72201713f336fbc903974e88ef8 [2019-11-26 16:34:02,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:02,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:02,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:02,478 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:02,481 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:02,483 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label57.c [2019-11-26 16:34:02,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02f13c9a6/152213373a8c45a192a1d5a8baa4323b/FLAG0d8c7aa7b [2019-11-26 16:34:03,872 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:03,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label57.c [2019-11-26 16:34:03,893 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02f13c9a6/152213373a8c45a192a1d5a8baa4323b/FLAG0d8c7aa7b [2019-11-26 16:34:03,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02f13c9a6/152213373a8c45a192a1d5a8baa4323b [2019-11-26 16:34:03,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:03,939 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:03,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:03,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:03,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:03,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:03" (1/1) ... [2019-11-26 16:34:03,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:03, skipping insertion in model container [2019-11-26 16:34:03,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:03" (1/1) ... [2019-11-26 16:34:03,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:04,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:05,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:05,151 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:05,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:05,454 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:05,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05 WrapperNode [2019-11-26 16:34:05,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:05,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:05,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:05,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:05,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:05,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:05,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:05,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:05,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:05,883 INFO L168 Benchmark]: Toolchain (without parser) took 1940.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.5 MB in the end (delta: 6.9 MB). Peak memory consumption was 7.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:05,886 INFO L168 Benchmark]: CDTParser took 0.40 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 16:34:05,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1514.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.0 MB in the end (delta: -4.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:05,896 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.83 ms. Allocated memory is still 1.0 GB. Free memory was 972.0 MB in the beginning and 966.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:05,897 INFO L168 Benchmark]: Boogie Preprocessor took 196.85 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:05,910 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1514.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.0 MB in the end (delta: -4.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.83 ms. Allocated memory is still 1.0 GB. Free memory was 972.0 MB in the beginning and 966.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.85 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...