./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label25.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/Problem15_label25.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 e10e55b2b950de76495e0972f37f9c2f7c397769 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label25.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 e10e55b2b950de76495e0972f37f9c2f7c397769 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:48:58,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:58,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:58,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:58,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:58,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:58,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:58,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:58,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:58,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:58,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:58,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:58,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:58,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:58,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:58,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:58,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:58,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:58,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:58,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:58,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:58,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:58,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:58,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:58,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:58,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:58,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:58,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:58,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:58,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:58,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:58,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:58,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:58,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:58,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:58,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:58,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:58,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:58,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:58,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:58,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:58,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:58,796 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:58,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:58,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:58,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:58,813 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:58,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:58,814 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:58,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:58,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:58,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:58,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:58,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:58,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:58,816 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:58,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:58,820 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:58,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:58,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:58,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:58,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:58,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:58,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:58,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:58,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:58,826 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:58,826 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:58,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:58,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:58,827 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 -> e10e55b2b950de76495e0972f37f9c2f7c397769 [2019-11-26 16:48:59,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:59,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:59,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:59,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:59,370 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:59,371 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-26 16:48:59,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86a5668c2/67a578ca3eeb4f6297136b50381bafde/FLAGf163c107c [2019-11-26 16:49:00,953 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:00,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-26 16:49:00,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86a5668c2/67a578ca3eeb4f6297136b50381bafde/FLAGf163c107c [2019-11-26 16:49:01,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86a5668c2/67a578ca3eeb4f6297136b50381bafde [2019-11-26 16:49:01,037 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:01,039 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:01,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:01,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:01,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:01,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:01" (1/1) ... [2019-11-26 16:49:01,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:01, skipping insertion in model container [2019-11-26 16:49:01,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:01" (1/1) ... [2019-11-26 16:49:01,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:01,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:03,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:03,091 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:04,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:04,243 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:04,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04 WrapperNode [2019-11-26 16:49:04,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:04,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:04,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:04,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:04,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:04,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:04,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:04,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:04,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:05,236 INFO L168 Benchmark]: Toolchain (without parser) took 4191.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.6 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,237 INFO L168 Benchmark]: CDTParser took 0.24 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 16:49:05,239 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3199.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,243 INFO L168 Benchmark]: Boogie Procedure Inliner took 460.88 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,247 INFO L168 Benchmark]: Boogie Preprocessor took 517.52 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 857.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 3199.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 460.88 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 517.52 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 857.6 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 0.1.24-025d5a2 [2019-11-26 16:49:09,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:09,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:09,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:09,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:09,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:09,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:09,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:09,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:09,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:09,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:09,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:09,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:09,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:09,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:09,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:09,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:09,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:09,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:09,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:09,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:09,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:09,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:09,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:09,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:09,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:09,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:09,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:09,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:09,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:09,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:09,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:09,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:09,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:09,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:09,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:09,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:09,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:09,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:09,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:09,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:09,426 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:09,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:09,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:09,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:09,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:09,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:09,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:09,479 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:09,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:09,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:09,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:09,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:09,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:09,482 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:09,484 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:09,484 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:09,484 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:09,484 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:09,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:09,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:09,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:09,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:09,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:09,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:09,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:09,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:09,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:09,491 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:09,491 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:09,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:09,493 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:09,494 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 -> e10e55b2b950de76495e0972f37f9c2f7c397769 [2019-11-26 16:49:10,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:10,069 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:10,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:10,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:10,083 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:10,085 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-26 16:49:10,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b86edfce/f3ab7b05f18f406598f79c50e2f62f3a/FLAG15e0b67ac [2019-11-26 16:49:11,707 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:11,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-26 16:49:11,763 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b86edfce/f3ab7b05f18f406598f79c50e2f62f3a/FLAG15e0b67ac [2019-11-26 16:49:11,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b86edfce/f3ab7b05f18f406598f79c50e2f62f3a [2019-11-26 16:49:11,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:11,819 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:11,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:11,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:11,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:11,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:11" (1/1) ... [2019-11-26 16:49:11,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:11, skipping insertion in model container [2019-11-26 16:49:11,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:11" (1/1) ... [2019-11-26 16:49:11,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:12,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:14,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:14,040 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:14,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:14,842 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:14,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14 WrapperNode [2019-11-26 16:49:14,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:14,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:14,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:14,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:14,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:15,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:15,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:15,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:15,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:15,454 INFO L168 Benchmark]: Toolchain (without parser) took 3632.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 851.9 MB in the end (delta: 103.9 MB). Peak memory consumption was 104.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,455 INFO L168 Benchmark]: CDTParser took 3.02 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 16:49:15,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3026.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 306.18 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,465 INFO L168 Benchmark]: Boogie Preprocessor took 291.60 ms. Allocated memory is still 1.0 GB. Free memory was 869.1 MB in the beginning and 851.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,474 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.02 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 3026.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 306.18 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 291.60 ms. Allocated memory is still 1.0 GB. Free memory was 869.1 MB in the beginning and 851.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...