./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label19.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/Problem16_label19.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 a7fa77716e3c29df1ceef33d1b13b310ab1354b6 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label19.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 a7fa77716e3c29df1ceef33d1b13b310ab1354b6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:55:34,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:34,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:34,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:34,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:34,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:34,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:34,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:34,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:34,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:34,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:34,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:34,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:34,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:34,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:34,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:34,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:34,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:34,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:34,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:34,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:34,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:34,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:34,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:34,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:34,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:34,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:34,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:34,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:34,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:34,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:34,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:34,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:34,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:34,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:34,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:34,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:34,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:34,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:34,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:34,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:34,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:34,532 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:34,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:34,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:34,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:34,537 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:34,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:34,538 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:34,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:34,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:34,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:34,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:34,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:34,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:34,540 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:34,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:34,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:34,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:34,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:34,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:34,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:34,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:34,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:34,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:34,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:34,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:34,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:34,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:34,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:34,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:34,546 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 -> a7fa77716e3c29df1ceef33d1b13b310ab1354b6 [2019-11-24 20:55:34,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:35,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:35,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:35,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:35,021 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:35,024 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label19.c [2019-11-24 20:55:35,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7d497ab1/51438c46b8514035b0fb71d49d0fe0d8/FLAGc3d6e2df3 [2019-11-24 20:55:36,062 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:36,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label19.c [2019-11-24 20:55:36,099 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7d497ab1/51438c46b8514035b0fb71d49d0fe0d8/FLAGc3d6e2df3 [2019-11-24 20:55:36,141 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7d497ab1/51438c46b8514035b0fb71d49d0fe0d8 [2019-11-24 20:55:36,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:36,151 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:36,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:36,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:36,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:36,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36, skipping insertion in model container [2019-11-24 20:55:36,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:36,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:37,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:37,445 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:38,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:38,116 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:38,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:38 WrapperNode [2019-11-24 20:55:38,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:38,120 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:38,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:38,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:38,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:38" (1/1) ... [2019-11-24 20:55:38,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:38" (1/1) ... [2019-11-24 20:55:38,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:38,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:38,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:38,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:38,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:38" (1/1) ... [2019-11-24 20:55:38,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:38" (1/1) ... [2019-11-24 20:55:38,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:38" (1/1) ... [2019-11-24 20:55:38,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:38" (1/1) ... [2019-11-24 20:55:38,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:38" (1/1) ... [2019-11-24 20:55:38,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:38" (1/1) ... [2019-11-24 20:55:38,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:38" (1/1) ... [2019-11-24 20:55:38,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:38,631 INFO L168 Benchmark]: Toolchain (without parser) took 2474.52 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 886.7 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:38,632 INFO L168 Benchmark]: CDTParser took 0.85 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 20:55:38,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1965.91 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 926.9 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:38,636 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.30 ms. Allocated memory is still 1.0 GB. Free memory was 926.9 MB in the beginning and 904.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:38,638 INFO L168 Benchmark]: Boogie Preprocessor took 252.70 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 886.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:38,647 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 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 1965.91 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 926.9 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 250.30 ms. Allocated memory is still 1.0 GB. Free memory was 926.9 MB in the beginning and 904.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 252.70 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 886.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:41,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:41,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:41,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:41,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:41,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:41,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:41,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:41,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:41,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:41,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:41,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:41,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:41,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:41,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:41,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:41,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:41,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:41,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:41,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:41,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:41,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:41,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:41,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:41,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:41,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:41,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:41,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:41,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:41,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:41,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:41,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:41,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:41,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:41,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:41,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:41,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:41,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:41,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:41,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:41,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:41,473 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:41,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:41,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:41,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:41,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:41,511 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:41,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:41,511 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:41,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:41,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:41,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:41,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:41,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:41,514 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:41,514 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:41,514 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:41,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:41,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:41,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:41,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:41,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:41,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:41,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:41,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:41,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:41,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:41,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:41,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:41,520 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:41,520 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:41,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:41,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:41,522 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 -> a7fa77716e3c29df1ceef33d1b13b310ab1354b6 [2019-11-24 20:55:42,013 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:42,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:42,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:42,044 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:42,045 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:42,048 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label19.c [2019-11-24 20:55:42,158 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc907c7f0/131dc708510348be81084f67f80457a7/FLAG3188fbdd2 [2019-11-24 20:55:43,162 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:43,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label19.c [2019-11-24 20:55:43,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc907c7f0/131dc708510348be81084f67f80457a7/FLAG3188fbdd2 [2019-11-24 20:55:43,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc907c7f0/131dc708510348be81084f67f80457a7 [2019-11-24 20:55:43,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:43,721 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:43,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:43,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:43,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:43,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:43" (1/1) ... [2019-11-24 20:55:43,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:43, skipping insertion in model container [2019-11-24 20:55:43,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:43" (1/1) ... [2019-11-24 20:55:43,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:43,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:45,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:45,078 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:45,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:45,433 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:45,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45 WrapperNode [2019-11-24 20:55:45,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:45,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:45,437 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:45,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:45,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:45,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:45,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:45,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:45,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:45" (1/1) ... [2019-11-24 20:55:45,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:45,808 INFO L168 Benchmark]: Toolchain (without parser) took 2081.89 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 891.2 MB in the end (delta: 70.4 MB). Peak memory consumption was 70.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:45,809 INFO L168 Benchmark]: CDTParser took 0.36 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 20:55:45,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1709.74 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 914.2 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:45,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.64 ms. Allocated memory is still 1.0 GB. Free memory was 914.2 MB in the beginning and 902.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:45,815 INFO L168 Benchmark]: Boogie Preprocessor took 175.88 ms. Allocated memory is still 1.0 GB. Free memory was 902.7 MB in the beginning and 891.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:45,824 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1709.74 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 914.2 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.64 ms. Allocated memory is still 1.0 GB. Free memory was 914.2 MB in the beginning and 902.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 175.88 ms. Allocated memory is still 1.0 GB. Free memory was 902.7 MB in the beginning and 891.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...