./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label27.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/Problem13_label27.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 6c46f7f242c69590d4fe13a32db89c632a7dc70d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label27.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 6c46f7f242c69590d4fe13a32db89c632a7dc70d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:47:23,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:23,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:23,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:23,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:23,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:23,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:23,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:23,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:23,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:23,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:23,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:23,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:23,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:23,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:23,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:23,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:23,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:23,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:23,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:23,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:23,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:23,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:23,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:23,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:23,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:23,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:23,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:23,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:23,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:23,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:23,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:23,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:23,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:23,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:23,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:23,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:23,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:23,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:23,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:23,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:23,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:23,664 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:23,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:23,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:23,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:23,673 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:23,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:23,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:23,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:23,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:23,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:23,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:23,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:23,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:23,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:23,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:23,681 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:23,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:23,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:23,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:23,684 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:23,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:23,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:23,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:23,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:23,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:23,689 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:23,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:23,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:23,690 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 -> 6c46f7f242c69590d4fe13a32db89c632a7dc70d [2019-11-26 16:47:24,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:24,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:24,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:24,320 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:24,321 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:24,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label27.c [2019-11-26 16:47:24,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a8a0f728/cb3352a4bc574b9badce56cb35e13e96/FLAGafa712cbb [2019-11-26 16:47:26,313 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:26,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label27.c [2019-11-26 16:47:26,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a8a0f728/cb3352a4bc574b9badce56cb35e13e96/FLAGafa712cbb [2019-11-26 16:47:26,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a8a0f728/cb3352a4bc574b9badce56cb35e13e96 [2019-11-26 16:47:26,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:26,447 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:26,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:26,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:26,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:26,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:26" (1/1) ... [2019-11-26 16:47:26,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:26, skipping insertion in model container [2019-11-26 16:47:26,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:26" (1/1) ... [2019-11-26 16:47:26,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:26,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:30,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:30,346 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:31,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:32,044 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:32,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32 WrapperNode [2019-11-26 16:47:32,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:32,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:32,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:32,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:32,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:32,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:33,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:33,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:33,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:33,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:34,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:34,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:34,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:34,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:34,814 INFO L168 Benchmark]: Toolchain (without parser) took 8360.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 811.9 MB in the end (delta: 136.9 MB). Peak memory consumption was 137.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:34,817 INFO L168 Benchmark]: CDTParser took 0.43 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 16:47:34,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5595.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 779.6 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:34,823 INFO L168 Benchmark]: Boogie Procedure Inliner took 1488.92 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 879.0 MB in the end (delta: -99.5 MB). Peak memory consumption was 137.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:34,827 INFO L168 Benchmark]: Boogie Preprocessor took 1268.50 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 811.9 MB in the end (delta: 67.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:34,842 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5595.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 779.6 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1488.92 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 879.0 MB in the end (delta: -99.5 MB). Peak memory consumption was 137.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1268.50 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 811.9 MB in the end (delta: 67.1 MB). Peak memory consumption was 67.1 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 0.1.24-025d5a2 [2019-11-26 16:47:38,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:38,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:38,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:38,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:38,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:38,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:38,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:38,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:38,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:38,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:38,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:38,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:38,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:38,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:38,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:38,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:38,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:38,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:38,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:38,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:38,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:38,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:38,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:38,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:38,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:38,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:38,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:38,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:38,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:38,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:38,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:38,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:38,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:38,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:38,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:38,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:38,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:38,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:38,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:38,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:38,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:39,015 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:39,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:39,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:39,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:39,024 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:39,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:39,025 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:39,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:39,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:39,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:39,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:39,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:39,029 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:39,030 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:39,031 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:39,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:39,032 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:39,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:39,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:39,035 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:39,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:39,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:39,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:39,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:39,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:39,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:39,040 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:39,040 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:39,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:39,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:39,042 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 -> 6c46f7f242c69590d4fe13a32db89c632a7dc70d [2019-11-26 16:47:39,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:39,596 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:39,604 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:39,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:39,610 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:39,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label27.c [2019-11-26 16:47:39,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e56d7a857/1fcfd2ee8a1946538c1cd4e380b2c153/FLAGe57b8e781 [2019-11-26 16:47:41,648 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:41,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label27.c [2019-11-26 16:47:41,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e56d7a857/1fcfd2ee8a1946538c1cd4e380b2c153/FLAGe57b8e781 [2019-11-26 16:47:41,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e56d7a857/1fcfd2ee8a1946538c1cd4e380b2c153 [2019-11-26 16:47:41,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:41,812 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:41,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:41,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:41,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:41,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:41" (1/1) ... [2019-11-26 16:47:41,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:41, skipping insertion in model container [2019-11-26 16:47:41,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:41" (1/1) ... [2019-11-26 16:47:41,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:42,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:46,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:46,302 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:48,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:48,324 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:48,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:48 WrapperNode [2019-11-26 16:47:48,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:48,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:48,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:48,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:48,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:48" (1/1) ... [2019-11-26 16:47:48,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:48" (1/1) ... [2019-11-26 16:47:49,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:49,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:49,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:49,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:49,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:48" (1/1) ... [2019-11-26 16:47:49,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:48" (1/1) ... [2019-11-26 16:47:49,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:48" (1/1) ... [2019-11-26 16:47:49,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:48" (1/1) ... [2019-11-26 16:47:49,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:48" (1/1) ... [2019-11-26 16:47:49,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:48" (1/1) ... [2019-11-26 16:47:49,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:48" (1/1) ... [2019-11-26 16:47:49,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:49,785 INFO L168 Benchmark]: Toolchain (without parser) took 7968.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 883.5 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:49,786 INFO L168 Benchmark]: CDTParser took 1.96 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 16:47:49,788 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6512.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:49,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 817.13 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.9 MB in the end (delta: -201.3 MB). Peak memory consumption was 37.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:49,794 INFO L168 Benchmark]: Boogie Preprocessor took 631.26 ms. Allocated memory is still 1.0 GB. Free memory was 917.9 MB in the beginning and 883.5 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:49,805 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.96 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 6512.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 817.13 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.9 MB in the end (delta: -201.3 MB). Peak memory consumption was 37.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 631.26 ms. Allocated memory is still 1.0 GB. Free memory was 917.9 MB in the beginning and 883.5 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...