./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label49.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label49.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 10109c3b728ba0bfc1d86c9a644b553df17b52ac ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label49.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 10109c3b728ba0bfc1d86c9a644b553df17b52ac ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:55,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:55,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:55,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:55,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:55,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:55,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:55,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:55,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:55,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:55,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:55,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:55,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:55,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:55,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:55,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:55,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:55,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:55,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:55,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:55,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:55,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:55,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:55,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:55,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:55,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:55,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:55,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:55,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:55,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:55,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:55,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:55,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:55,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:55,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:55,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:55,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:55,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:55,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:55,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:55,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:55,542 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:55,576 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:55,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:55,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:55,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:55,585 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:55,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:55,585 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:55,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:55,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:55,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:55,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:55,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:55,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:55,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:55,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:55,593 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:55,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:55,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:55,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:55,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:55,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:55,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:55,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:55,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:55,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:55,599 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:55,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:55,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:55,600 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 -> 10109c3b728ba0bfc1d86c9a644b553df17b52ac [2019-11-27 09:37:56,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:56,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:56,261 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:56,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:56,265 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:56,266 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-27 09:37:56,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76f6ea509/27c5686c1c8341a4a018eb5446a3a093/FLAG0aff73b7b [2019-11-27 09:37:57,832 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:57,836 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-27 09:37:57,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76f6ea509/27c5686c1c8341a4a018eb5446a3a093/FLAG0aff73b7b [2019-11-27 09:37:58,050 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76f6ea509/27c5686c1c8341a4a018eb5446a3a093 [2019-11-27 09:37:58,058 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:58,064 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:58,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:58,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:58,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:58,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:58" (1/1) ... [2019-11-27 09:37:58,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:58, skipping insertion in model container [2019-11-27 09:37:58,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:58" (1/1) ... [2019-11-27 09:37:58,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:58,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:00,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:00,525 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:01,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:01,461 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:01,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01 WrapperNode [2019-11-27 09:38:01,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:01,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:01,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:01,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:01,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:01,599 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:02,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:02,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:02,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:02,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:02,806 INFO L168 Benchmark]: Toolchain (without parser) took 4735.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.1 MB in the beginning and 796.2 MB in the end (delta: 163.9 MB). Peak memory consumption was 163.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:02,808 INFO L168 Benchmark]: CDTParser took 1.51 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. [2019-11-27 09:38:02,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3400.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 893.6 MB in the end (delta: 60.8 MB). Peak memory consumption was 60.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:02,815 INFO L168 Benchmark]: Boogie Procedure Inliner took 643.71 ms. Allocated memory is still 1.0 GB. Free memory was 893.6 MB in the beginning and 830.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:02,819 INFO L168 Benchmark]: Boogie Preprocessor took 684.20 ms. Allocated memory is still 1.0 GB. Free memory was 830.6 MB in the beginning and 796.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:02,831 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 3400.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 893.6 MB in the end (delta: 60.8 MB). Peak memory consumption was 60.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 643.71 ms. Allocated memory is still 1.0 GB. Free memory was 893.6 MB in the beginning and 830.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 684.20 ms. Allocated memory is still 1.0 GB. Free memory was 830.6 MB in the beginning and 796.2 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-da95e15 [2019-11-27 09:38:06,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:06,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:06,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:06,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:06,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:06,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:07,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:07,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:07,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:07,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:07,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:07,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:07,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:07,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:07,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:07,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:07,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:07,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:07,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:07,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:07,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:07,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:07,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:07,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:07,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:07,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:07,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:07,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:07,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:07,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:07,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:07,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:07,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:07,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:07,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:07,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:07,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:07,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:07,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:07,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:07,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:07,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:07,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:07,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:07,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:07,168 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:07,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:07,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:07,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:07,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:07,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:07,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:07,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:07,182 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:07,183 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:07,185 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:07,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:07,185 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:07,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:07,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:07,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:07,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:07,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:07,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:07,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:07,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:07,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:07,191 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:07,192 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:07,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:07,192 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:07,193 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 -> 10109c3b728ba0bfc1d86c9a644b553df17b52ac [2019-11-27 09:38:07,716 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:07,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:07,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:07,753 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:07,755 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:07,759 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-27 09:38:07,908 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49cbb8350/9e2e50099b2941478ebdbe5db66e9007/FLAG78e78fcce [2019-11-27 09:38:09,388 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:09,389 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label49.c [2019-11-27 09:38:09,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49cbb8350/9e2e50099b2941478ebdbe5db66e9007/FLAG78e78fcce [2019-11-27 09:38:09,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49cbb8350/9e2e50099b2941478ebdbe5db66e9007 [2019-11-27 09:38:09,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:09,616 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:09,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:09,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:09,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:09,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:09" (1/1) ... [2019-11-27 09:38:09,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:09, skipping insertion in model container [2019-11-27 09:38:09,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:09" (1/1) ... [2019-11-27 09:38:09,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:09,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:12,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:12,351 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:13,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:13,577 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:13,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13 WrapperNode [2019-11-27 09:38:13,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:13,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:13,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:13,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:13,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:13,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:13,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:13,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:13,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:13,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:13,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:13,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:14,375 INFO L168 Benchmark]: Toolchain (without parser) took 4753.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 792.7 MB in the end (delta: 167.6 MB). Peak memory consumption was 167.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,376 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-27 09:38:14,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3964.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 832.8 MB in the end (delta: 127.5 MB). Peak memory consumption was 127.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,382 INFO L168 Benchmark]: Boogie Procedure Inliner took 375.80 ms. Allocated memory is still 1.0 GB. Free memory was 832.8 MB in the beginning and 809.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,386 INFO L168 Benchmark]: Boogie Preprocessor took 407.68 ms. Allocated memory is still 1.0 GB. Free memory was 809.8 MB in the beginning and 792.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,396 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 3964.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 832.8 MB in the end (delta: 127.5 MB). Peak memory consumption was 127.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 375.80 ms. Allocated memory is still 1.0 GB. Free memory was 832.8 MB in the beginning and 809.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 407.68 ms. Allocated memory is still 1.0 GB. Free memory was 809.8 MB in the beginning and 792.7 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...