./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label26.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/Problem15_label26.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 470b628433c20f1f4cfd605e13f92536d937b372 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label26.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 470b628433c20f1f4cfd605e13f92536d937b372 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:41:07,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:07,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:07,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:07,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:07,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:07,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:07,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:07,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:07,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:07,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:07,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:07,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:07,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:07,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:07,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:07,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:07,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:07,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:07,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:07,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:07,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:07,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:07,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:07,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:07,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:07,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:07,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:07,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:07,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:07,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:07,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:07,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:07,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:07,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:07,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:07,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:07,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:07,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:07,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:08,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:08,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:08,045 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:08,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:08,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:08,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:08,053 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:08,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:08,054 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:08,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:08,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:08,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:08,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:08,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:08,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:08,062 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:08,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:08,063 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:08,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:08,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:08,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:08,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:08,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:08,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:08,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:08,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:08,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:08,067 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:08,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:08,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:08,069 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 -> 470b628433c20f1f4cfd605e13f92536d937b372 [2019-11-25 22:41:08,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:08,753 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:08,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:08,768 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:08,770 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:08,771 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-25 22:41:08,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc17d216/21cdf82c238447afa9ccaacf9451de1a/FLAG8cf11a02f [2019-11-25 22:41:10,461 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:10,464 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-25 22:41:10,507 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc17d216/21cdf82c238447afa9ccaacf9451de1a/FLAG8cf11a02f [2019-11-25 22:41:10,547 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fc17d216/21cdf82c238447afa9ccaacf9451de1a [2019-11-25 22:41:10,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:10,558 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:10,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:10,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:10,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:10,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:10" (1/1) ... [2019-11-25 22:41:10,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:10, skipping insertion in model container [2019-11-25 22:41:10,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:10" (1/1) ... [2019-11-25 22:41:10,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:10,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:12,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:12,735 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:13,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:13,482 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:13,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13 WrapperNode [2019-11-25 22:41:13,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:13,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:13,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:13,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:13,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:13,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:13,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:13,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:13,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:13,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:13,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:13,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:14,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:14,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:14,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:14,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:14,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:14,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:14,390 INFO L168 Benchmark]: Toolchain (without parser) took 3823.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 851.6 MB in the end (delta: 110.0 MB). Peak memory consumption was 110.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:14,391 INFO L168 Benchmark]: CDTParser took 3.64 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 22:41:14,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2923.35 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 915.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:14,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 470.82 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:14,401 INFO L168 Benchmark]: Boogie Preprocessor took 419.80 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.3 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:14,411 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.64 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 2923.35 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 915.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 470.82 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 419.80 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.3 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 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 0.1.24-65d6cd2 [2019-11-25 22:41:18,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:18,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:18,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:18,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:18,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:18,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:18,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:18,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:18,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:18,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:18,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:18,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:18,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:18,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:18,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:18,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:18,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:18,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:18,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:18,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:18,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:18,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:18,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:18,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:18,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:18,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:18,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:18,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:18,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:18,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:18,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:18,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:18,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:18,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:18,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:18,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:18,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:18,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:18,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:18,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:18,544 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:18,587 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:18,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:18,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:18,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:18,596 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:18,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:18,597 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:18,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:18,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:18,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:18,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:18,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:18,603 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:18,604 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:18,604 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:18,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:18,605 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:18,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:18,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:18,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:18,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:18,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:18,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:18,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:18,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:18,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:18,611 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:18,612 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:18,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:18,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:18,615 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 -> 470b628433c20f1f4cfd605e13f92536d937b372 [2019-11-25 22:41:19,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:19,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:19,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:19,246 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:19,247 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:19,248 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-25 22:41:19,409 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13cc0ed86/d5be4636efa3403cb3d2b9ee7d7b514e/FLAGed82bc936 [2019-11-25 22:41:20,876 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:20,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2019-11-25 22:41:20,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13cc0ed86/d5be4636efa3403cb3d2b9ee7d7b514e/FLAGed82bc936 [2019-11-25 22:41:20,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13cc0ed86/d5be4636efa3403cb3d2b9ee7d7b514e [2019-11-25 22:41:20,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:20,990 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:20,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:20,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:21,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:21,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:21,015 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 25.11 10:41:21, skipping insertion in model container [2019-11-25 22:41:21,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:20" (1/1) ... [2019-11-25 22:41:21,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:21,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:23,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:23,282 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:24,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:24,171 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:24,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24 WrapperNode [2019-11-25 22:41:24,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:24,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:24,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:24,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:24,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:24,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:24,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:24,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:24,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:24,801 INFO L168 Benchmark]: Toolchain (without parser) took 3810.78 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 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:24,804 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-25 22:41:24,806 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3179.50 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. [2019-11-25 22:41:24,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 324.18 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:24,815 INFO L168 Benchmark]: Boogie Preprocessor took 295.68 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:24,826 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 3179.50 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 324.18 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 295.68 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 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...