./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label31.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/Problem06_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 50d6d4e0211132f94bfb222f1323990fd1f07d35 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_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 50d6d4e0211132f94bfb222f1323990fd1f07d35 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:37:47,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:47,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:47,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:47,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:47,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:47,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:47,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:47,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:47,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:47,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:47,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:47,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:47,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:47,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:47,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:47,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:47,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:47,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:47,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:47,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:47,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:47,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:47,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:47,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:47,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:47,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:47,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:47,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:47,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:47,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:47,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:47,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:47,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:47,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:47,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:47,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:47,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:47,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:47,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:47,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:47,649 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:47,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:47,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:47,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:47,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:47,696 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:47,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:47,696 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:47,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:47,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:47,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:47,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:47,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:47,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:47,702 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:47,702 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:47,704 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:47,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:47,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:47,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:47,705 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:47,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:47,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:47,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:47,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:47,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:47,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:47,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:47,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:47,710 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 -> 50d6d4e0211132f94bfb222f1323990fd1f07d35 [2019-11-26 16:37:48,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:48,364 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:48,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:48,374 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:48,375 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:48,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label31.c [2019-11-26 16:37:48,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06f85ae05/b1f5ca697fa44102b6d9bae7cf574b5f/FLAG02b27abf0 [2019-11-26 16:37:50,467 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:50,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label31.c [2019-11-26 16:37:50,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06f85ae05/b1f5ca697fa44102b6d9bae7cf574b5f/FLAG02b27abf0 [2019-11-26 16:37:50,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06f85ae05/b1f5ca697fa44102b6d9bae7cf574b5f [2019-11-26 16:37:50,614 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:50,616 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:50,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:50,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:50,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:50,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:50" (1/1) ... [2019-11-26 16:37:50,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:50, skipping insertion in model container [2019-11-26 16:37:50,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:50" (1/1) ... [2019-11-26 16:37:50,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:51,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:55,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:55,702 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:58,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:58,417 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:58,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58 WrapperNode [2019-11-26 16:37:58,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:58,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:58,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:58,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:58,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:58,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:59,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:59,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:59,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:59,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:58" (1/1) ... [2019-11-26 16:37:59,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:59,979 INFO L168 Benchmark]: Toolchain (without parser) took 9356.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 785.4 MB in the end (delta: 153.4 MB). Peak memory consumption was 153.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:59,980 INFO L168 Benchmark]: CDTParser took 0.95 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 16:37:59,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7798.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 911.7 MB in the end (delta: 27.1 MB). Peak memory consumption was 280.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:59,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 821.60 ms. Allocated memory is still 1.0 GB. Free memory was 911.7 MB in the beginning and 836.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:59,990 INFO L168 Benchmark]: Boogie Preprocessor took 724.08 ms. Allocated memory is still 1.0 GB. Free memory was 836.0 MB in the beginning and 785.4 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:00,000 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 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 7798.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 911.7 MB in the end (delta: 27.1 MB). Peak memory consumption was 280.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 821.60 ms. Allocated memory is still 1.0 GB. Free memory was 911.7 MB in the beginning and 836.0 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 724.08 ms. Allocated memory is still 1.0 GB. Free memory was 836.0 MB in the beginning and 785.4 MB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 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 16:38:03,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:38:03,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:38:03,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:38:03,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:38:03,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:38:03,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:38:03,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:38:03,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:38:03,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:38:03,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:38:03,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:38:03,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:38:03,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:38:03,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:38:03,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:38:03,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:38:03,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:38:03,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:38:03,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:38:03,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:38:03,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:38:03,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:38:03,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:38:03,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:38:03,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:38:03,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:38:03,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:38:03,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:38:03,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:38:03,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:38:03,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:38:03,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:38:03,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:38:03,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:38:03,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:38:03,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:38:03,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:38:03,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:38:03,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:38:03,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:38:03,959 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:38:04,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:38:04,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:38:04,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:38:04,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:38:04,008 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:38:04,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:38:04,011 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:38:04,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:38:04,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:38:04,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:38:04,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:38:04,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:38:04,014 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:38:04,016 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:38:04,017 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:38:04,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:38:04,017 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:38:04,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:38:04,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:38:04,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:38:04,021 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:38:04,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:38:04,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:38:04,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:38:04,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:38:04,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:38:04,023 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:38:04,023 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:38:04,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:38:04,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:38:04,028 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 -> 50d6d4e0211132f94bfb222f1323990fd1f07d35 [2019-11-26 16:38:04,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:38:04,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:38:04,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:38:04,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:38:04,601 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:38:04,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label31.c [2019-11-26 16:38:04,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8330f81a4/a3edeac9fa45467ab5d88a1ac9d22252/FLAG9d31e02cc [2019-11-26 16:38:06,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:38:06,638 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label31.c [2019-11-26 16:38:06,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8330f81a4/a3edeac9fa45467ab5d88a1ac9d22252/FLAG9d31e02cc [2019-11-26 16:38:06,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8330f81a4/a3edeac9fa45467ab5d88a1ac9d22252 [2019-11-26 16:38:06,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:38:06,805 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:38:06,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:06,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:38:06,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:38:06,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:06,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205a2a1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:06, skipping insertion in model container [2019-11-26 16:38:06,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:06" (1/1) ... [2019-11-26 16:38:06,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:38:07,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:38:11,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:11,776 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:14,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:14,338 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:14,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14 WrapperNode [2019-11-26 16:38:14,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:14,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:14,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:14,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:14,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:14,535 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:15,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:15,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:15,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:15,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:15,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:15,930 INFO L168 Benchmark]: Toolchain (without parser) took 9119.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 928.8 MB in the beginning and 765.5 MB in the end (delta: 163.3 MB). Peak memory consumption was 163.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:15,931 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:38:15,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7528.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 928.8 MB in the beginning and 888.0 MB in the end (delta: 40.7 MB). Peak memory consumption was 265.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:15,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 849.51 ms. Allocated memory is still 1.0 GB. Free memory was 888.0 MB in the beginning and 817.4 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:15,941 INFO L168 Benchmark]: Boogie Preprocessor took 725.29 ms. Allocated memory is still 1.0 GB. Free memory was 817.4 MB in the beginning and 765.5 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:15,952 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 7528.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 928.8 MB in the beginning and 888.0 MB in the end (delta: 40.7 MB). Peak memory consumption was 265.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 849.51 ms. Allocated memory is still 1.0 GB. Free memory was 888.0 MB in the beginning and 817.4 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 725.29 ms. Allocated memory is still 1.0 GB. Free memory was 817.4 MB in the beginning and 765.5 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...