./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label15.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem17_label15.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 3335019d5a3e8f83ef1c2858c8197ed9f96975bf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label15.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 3335019d5a3e8f83ef1c2858c8197ed9f96975bf ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:12,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:12,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:12,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:12,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:12,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:12,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:12,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:12,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:12,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:12,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:12,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:12,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:12,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:12,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:12,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:12,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:12,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:12,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:12,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:12,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:12,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:12,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:12,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:12,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:12,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:12,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:12,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:12,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:12,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:12,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:12,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:12,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:12,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:12,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:12,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:12,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:12,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:12,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:12,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:12,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:12,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:13,013 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:13,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:13,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:13,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:13,023 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:13,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:13,025 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:13,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:13,026 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:13,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:13,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:13,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:13,030 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:13,031 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:13,031 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:13,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:13,032 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:13,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:13,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:13,035 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:13,035 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:13,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:13,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:13,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:13,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:13,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:13,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:13,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:13,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:13,039 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 -> 3335019d5a3e8f83ef1c2858c8197ed9f96975bf [2019-11-24 20:56:13,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:13,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:13,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:13,606 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:13,607 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:13,608 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label15.c [2019-11-24 20:56:13,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78efaf1a5/d075505531c64d0d9a688770091e20a6/FLAG1632377ce [2019-11-24 20:56:15,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:15,251 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label15.c [2019-11-24 20:56:15,308 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78efaf1a5/d075505531c64d0d9a688770091e20a6/FLAG1632377ce [2019-11-24 20:56:15,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78efaf1a5/d075505531c64d0d9a688770091e20a6 [2019-11-24 20:56:15,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:15,503 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:15,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:15,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:15,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:15,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:15" (1/1) ... [2019-11-24 20:56:15,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eb36eb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:15, skipping insertion in model container [2019-11-24 20:56:15,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:15" (1/1) ... [2019-11-24 20:56:15,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:15,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:17,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:17,980 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:18,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:18,945 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:18,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:18 WrapperNode [2019-11-24 20:56:18,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:18,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:18,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:18,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:18,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:19,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:19,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:19,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:19,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:19,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:19,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:19,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:19,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:19,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:19,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:19,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:20,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:20,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:20,250 INFO L168 Benchmark]: Toolchain (without parser) took 4742.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 796.1 MB in the end (delta: 158.4 MB). Peak memory consumption was 158.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:20,254 INFO L168 Benchmark]: CDTParser took 3.57 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. [2019-11-24 20:56:20,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3441.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 887.8 MB in the end (delta: 66.7 MB). Peak memory consumption was 66.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:20,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 633.77 ms. Allocated memory is still 1.0 GB. Free memory was 887.8 MB in the beginning and 830.5 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:20,264 INFO L168 Benchmark]: Boogie Preprocessor took 654.07 ms. Allocated memory is still 1.0 GB. Free memory was 830.5 MB in the beginning and 796.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:20,276 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.57 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 3441.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 887.8 MB in the end (delta: 66.7 MB). Peak memory consumption was 66.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 633.77 ms. Allocated memory is still 1.0 GB. Free memory was 887.8 MB in the beginning and 830.5 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 654.07 ms. Allocated memory is still 1.0 GB. Free memory was 830.5 MB in the beginning and 796.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-32f2683 [2019-11-24 20:56:24,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:24,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:24,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:24,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:24,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:24,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:24,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:24,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:24,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:24,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:24,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:24,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:24,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:24,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:24,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:24,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:24,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:24,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:24,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:24,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:24,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:24,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:24,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:24,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:24,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:24,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:24,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:24,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:24,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:24,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:24,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:24,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:24,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:24,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:24,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:24,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:24,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:24,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:24,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:24,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:24,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:24,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:24,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:24,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:24,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:24,424 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:24,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:24,427 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:24,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:24,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:24,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:24,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:24,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:24,430 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:24,432 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:24,432 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:24,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:24,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:24,433 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:24,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:24,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:24,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:24,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:24,437 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:24,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:24,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:24,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:24,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:24,441 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:24,441 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:24,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:24,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:24,443 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 -> 3335019d5a3e8f83ef1c2858c8197ed9f96975bf [2019-11-24 20:56:24,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:25,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:25,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:25,032 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:25,036 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:25,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label15.c [2019-11-24 20:56:25,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df3a39acb/65d0e35daf664268ab2f84947cd48866/FLAGa2f075e7c [2019-11-24 20:56:26,846 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:26,848 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label15.c [2019-11-24 20:56:26,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df3a39acb/65d0e35daf664268ab2f84947cd48866/FLAGa2f075e7c [2019-11-24 20:56:26,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df3a39acb/65d0e35daf664268ab2f84947cd48866 [2019-11-24 20:56:26,948 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:26,953 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:26,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:26,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:26,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:26,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:26" (1/1) ... [2019-11-24 20:56:26,975 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 24.11 08:56:26, skipping insertion in model container [2019-11-24 20:56:26,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:26" (1/1) ... [2019-11-24 20:56:26,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:27,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:29,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:29,606 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:30,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:30,801 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:30,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:30 WrapperNode [2019-11-24 20:56:30,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:30,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:30,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:30,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:30,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:30" (1/1) ... [2019-11-24 20:56:30,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:30" (1/1) ... [2019-11-24 20:56:31,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:31,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:31,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:31,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:31,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:30" (1/1) ... [2019-11-24 20:56:31,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:30" (1/1) ... [2019-11-24 20:56:31,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:30" (1/1) ... [2019-11-24 20:56:31,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:30" (1/1) ... [2019-11-24 20:56:31,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:30" (1/1) ... [2019-11-24 20:56:31,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:30" (1/1) ... [2019-11-24 20:56:31,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:30" (1/1) ... [2019-11-24 20:56:31,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:31,594 INFO L168 Benchmark]: Toolchain (without parser) took 4636.30 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 782.2 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:31,598 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-24 20:56:31,600 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3845.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:31,601 INFO L168 Benchmark]: Boogie Procedure Inliner took 378.60 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:31,605 INFO L168 Benchmark]: Boogie Preprocessor took 403.18 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:31,616 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 3845.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 378.60 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 403.18 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.2 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...