./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label31.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/Problem19_label31.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 84d00e158b83d076b9bc23282539eb1d5e952a9c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label31.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 84d00e158b83d076b9bc23282539eb1d5e952a9c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:58:15,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:15,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:15,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:15,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:15,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:15,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:15,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:15,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:15,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:15,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:15,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:15,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:15,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:15,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:15,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:15,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:15,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:15,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:15,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:15,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:15,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:15,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:15,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:15,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:15,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:15,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:15,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:15,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:15,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:15,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:15,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:15,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:15,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:15,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:15,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:15,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:15,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:15,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:15,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:15,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:15,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:58:15,484 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:15,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:15,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:15,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:15,495 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:15,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:15,496 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:15,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:58:15,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:15,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:15,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:15,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:15,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:15,502 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:15,502 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:15,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:15,503 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:15,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:15,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:15,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:15,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:15,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:15,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:15,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:15,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:15,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:15,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:58:15,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:58:15,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:15,512 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 -> 84d00e158b83d076b9bc23282539eb1d5e952a9c [2019-11-24 20:58:16,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:16,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:16,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:16,117 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:16,120 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:16,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label31.c [2019-11-24 20:58:16,290 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e90993530/22a03269e77546728bde089473de5d22/FLAGa067df80e [2019-11-24 20:58:18,463 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:18,464 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label31.c [2019-11-24 20:58:18,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e90993530/22a03269e77546728bde089473de5d22/FLAGa067df80e [2019-11-24 20:58:18,643 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e90993530/22a03269e77546728bde089473de5d22 [2019-11-24 20:58:18,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:18,653 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:18,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:18,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:18,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:18,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:18" (1/1) ... [2019-11-24 20:58:18,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:18, skipping insertion in model container [2019-11-24 20:58:18,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:18" (1/1) ... [2019-11-24 20:58:18,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:19,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:23,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:23,599 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:26,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:26,412 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:26,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:26 WrapperNode [2019-11-24 20:58:26,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:26,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:26,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:26,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:26,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:26" (1/1) ... [2019-11-24 20:58:26,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:26" (1/1) ... [2019-11-24 20:58:27,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:27,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:27,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:27,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:27,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:26" (1/1) ... [2019-11-24 20:58:27,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:26" (1/1) ... [2019-11-24 20:58:28,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:26" (1/1) ... [2019-11-24 20:58:28,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:26" (1/1) ... [2019-11-24 20:58:29,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:26" (1/1) ... [2019-11-24 20:58:29,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:26" (1/1) ... [2019-11-24 20:58:30,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:26" (1/1) ... [2019-11-24 20:58:30,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:30,387 INFO L168 Benchmark]: Toolchain (without parser) took 11726.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 772.3 MB in the end (delta: 166.4 MB). Peak memory consumption was 388.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:30,388 INFO L168 Benchmark]: CDTParser took 5.21 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 20:58:30,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7758.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 870.2 MB in the end (delta: 68.6 MB). Peak memory consumption was 276.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:30,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 1518.54 ms. Allocated memory is still 1.0 GB. Free memory was 870.2 MB in the beginning and 697.2 MB in the end (delta: 173.0 MB). Peak memory consumption was 173.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:30,398 INFO L168 Benchmark]: Boogie Preprocessor took 2440.71 ms. Allocated memory is still 1.0 GB. Free memory was 697.2 MB in the beginning and 772.3 MB in the end (delta: -75.2 MB). Peak memory consumption was 147.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:30,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 5.21 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 7758.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 870.2 MB in the end (delta: 68.6 MB). Peak memory consumption was 276.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1518.54 ms. Allocated memory is still 1.0 GB. Free memory was 870.2 MB in the beginning and 697.2 MB in the end (delta: 173.0 MB). Peak memory consumption was 173.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2440.71 ms. Allocated memory is still 1.0 GB. Free memory was 697.2 MB in the beginning and 772.3 MB in the end (delta: -75.2 MB). Peak memory consumption was 147.2 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 20:58:34,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:34,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:34,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:34,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:34,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:34,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:34,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:34,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:34,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:34,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:34,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:34,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:34,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:34,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:34,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:34,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:34,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:34,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:34,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:34,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:34,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:34,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:34,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:34,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:34,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:34,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:34,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:34,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:34,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:34,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:34,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:34,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:34,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:34,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:34,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:34,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:34,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:34,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:34,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:34,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:34,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:58:34,604 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:34,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:34,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:34,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:34,611 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:34,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:34,613 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:34,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:34,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:34,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:34,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:34,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:34,618 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:34,621 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:58:34,621 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:58:34,622 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:34,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:34,622 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:34,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:34,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:34,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:34,624 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:34,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:34,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:34,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:34,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:34,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:34,628 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:58:34,629 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:58:34,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:34,632 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:58:34,632 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 -> 84d00e158b83d076b9bc23282539eb1d5e952a9c [2019-11-24 20:58:35,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:35,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:35,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:35,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:35,281 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:35,282 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label31.c [2019-11-24 20:58:35,448 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cb47ea74/1a542b225bd94b7b8f6ea8415b49802a/FLAG4235a69d2 [2019-11-24 20:58:37,424 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:37,427 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label31.c [2019-11-24 20:58:37,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cb47ea74/1a542b225bd94b7b8f6ea8415b49802a/FLAG4235a69d2 [2019-11-24 20:58:37,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cb47ea74/1a542b225bd94b7b8f6ea8415b49802a [2019-11-24 20:58:37,623 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:37,625 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:37,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:37,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:37,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:37,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:37" (1/1) ... [2019-11-24 20:58:37,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:37, skipping insertion in model container [2019-11-24 20:58:37,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:37" (1/1) ... [2019-11-24 20:58:37,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:38,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:43,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:43,241 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:46,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:46,322 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:46,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:46 WrapperNode [2019-11-24 20:58:46,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:46,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:46,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:46,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:46,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:46" (1/1) ... [2019-11-24 20:58:46,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:46" (1/1) ... [2019-11-24 20:58:47,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:47,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:47,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:47,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:47,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:46" (1/1) ... [2019-11-24 20:58:47,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:46" (1/1) ... [2019-11-24 20:58:47,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:46" (1/1) ... [2019-11-24 20:58:47,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:46" (1/1) ... [2019-11-24 20:58:48,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:46" (1/1) ... [2019-11-24 20:58:48,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:46" (1/1) ... [2019-11-24 20:58:48,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:46" (1/1) ... [2019-11-24 20:58:48,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:48,499 INFO L168 Benchmark]: Toolchain (without parser) took 10867.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 856.9 MB in the end (delta: 76.2 MB). Peak memory consumption was 307.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:48,502 INFO L168 Benchmark]: CDTParser took 0.31 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 20:58:48,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8697.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 749.4 MB in the end (delta: 183.7 MB). Peak memory consumption was 252.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:48,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 759.20 ms. Allocated memory is still 1.0 GB. Free memory was 749.4 MB in the beginning and 684.3 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:48,511 INFO L168 Benchmark]: Boogie Preprocessor took 1402.13 ms. Allocated memory is still 1.0 GB. Free memory was 684.3 MB in the beginning and 856.9 MB in the end (delta: -172.5 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:48,525 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 8697.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 749.4 MB in the end (delta: 183.7 MB). Peak memory consumption was 252.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 759.20 ms. Allocated memory is still 1.0 GB. Free memory was 749.4 MB in the beginning and 684.3 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1402.13 ms. Allocated memory is still 1.0 GB. Free memory was 684.3 MB in the beginning and 856.9 MB in the end (delta: -172.5 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...