./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label07.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 9c94245f83a700fdfe2d62d007b32e9e3ae1452d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label07.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 9c94245f83a700fdfe2d62d007b32e9e3ae1452d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:39,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:39,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:39,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:39,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:39,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:39,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:39,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:39,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:39,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:39,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:39,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:39,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:39,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:39,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:39,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:39,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:39,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:39,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:39,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:39,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:39,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:39,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:39,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:39,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:39,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:39,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:39,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:39,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:39,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:39,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:39,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:39,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:39,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:39,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:39,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:39,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:39,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:39,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:39,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:39,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:39,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:39,698 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:39,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:39,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:39,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:39,706 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:39,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:39,707 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:39,707 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:39,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:39,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:39,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:39,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:39,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:39,715 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:39,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:39,715 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:39,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:39,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:39,718 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:39,718 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:39,718 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:39,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:39,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:39,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:39,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:39,721 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:39,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:39,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:39,723 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 -> 9c94245f83a700fdfe2d62d007b32e9e3ae1452d [2019-11-25 22:41:40,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:40,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:40,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:40,374 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:40,377 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:40,378 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label07.c [2019-11-25 22:41:40,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5681773de/cfecdcbaaafe43019a9dfc5ee808a34c/FLAGf7af66887 [2019-11-25 22:41:42,004 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:42,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label07.c [2019-11-25 22:41:42,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5681773de/cfecdcbaaafe43019a9dfc5ee808a34c/FLAGf7af66887 [2019-11-25 22:41:42,094 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5681773de/cfecdcbaaafe43019a9dfc5ee808a34c [2019-11-25 22:41:42,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:42,107 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:42,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:42,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:42,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:42,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:42" (1/1) ... [2019-11-25 22:41:42,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:42, skipping insertion in model container [2019-11-25 22:41:42,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:42" (1/1) ... [2019-11-25 22:41:42,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:42,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:44,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:44,017 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:44,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:44,589 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:44,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44 WrapperNode [2019-11-25 22:41:44,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:44,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:44,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:44,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:44,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:44,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:45,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:45,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:45,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:45,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:45,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:45,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:45,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:45,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:45,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:45,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:45,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:45,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:45,461 INFO L168 Benchmark]: Toolchain (without parser) took 3348.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 892.1 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:45,465 INFO L168 Benchmark]: CDTParser took 1.40 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. [2019-11-25 22:41:45,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2485.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 932.5 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:45,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 416.84 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:45,475 INFO L168 Benchmark]: Boogie Preprocessor took 436.88 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:45,488 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 2485.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 932.5 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 416.84 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 436.88 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 0.1.24-65d6cd2 [2019-11-25 22:41:49,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:49,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:49,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:49,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:49,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:49,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:49,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:49,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:49,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:49,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:49,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:49,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:49,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:49,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:49,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:49,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:49,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:49,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:49,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:49,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:49,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:49,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:49,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:49,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:49,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:49,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:49,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:49,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:49,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:49,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:49,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:49,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:49,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:49,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:49,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:49,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:49,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:49,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:49,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:49,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:49,616 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:49,658 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:49,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:49,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:49,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:49,663 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:49,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:49,665 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:49,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:49,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:49,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:49,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:49,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:49,670 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:49,671 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:49,671 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:49,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:49,673 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:49,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:49,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:49,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:49,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:49,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:49,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:49,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:49,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:49,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:49,681 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:49,682 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:49,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:49,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:49,684 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 -> 9c94245f83a700fdfe2d62d007b32e9e3ae1452d [2019-11-25 22:41:50,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:50,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:50,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:50,370 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:50,372 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:50,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label07.c [2019-11-25 22:41:50,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e853e27/312e8ba9b51d42adbd63cb6e8750e0fc/FLAG6da867924 [2019-11-25 22:41:52,008 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:52,009 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label07.c [2019-11-25 22:41:52,058 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e853e27/312e8ba9b51d42adbd63cb6e8750e0fc/FLAG6da867924 [2019-11-25 22:41:52,105 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e853e27/312e8ba9b51d42adbd63cb6e8750e0fc [2019-11-25 22:41:52,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:52,117 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:52,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:52,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:52,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:52,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:52,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52, skipping insertion in model container [2019-11-25 22:41:52,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:52,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:52,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:54,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:54,241 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:54,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:54,894 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:54,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54 WrapperNode [2019-11-25 22:41:54,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:54,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:54,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:54,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:54,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,998 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:55,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:55,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:55,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:55,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:55,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:55,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:55,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:55,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:55,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:55,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:55,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:55,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:55,450 INFO L168 Benchmark]: Toolchain (without parser) took 3331.67 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:55,453 INFO L168 Benchmark]: CDTParser took 2.08 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. [2019-11-25 22:41:55,455 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2780.08 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:55,457 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.44 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:55,462 INFO L168 Benchmark]: Boogie Preprocessor took 255.25 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:55,472 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 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 2780.08 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 287.44 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 255.25 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...