./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label17.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_label17.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 9969672a88e02d3c3286f963a1c232dc87c73205 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label17.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 9969672a88e02d3c3286f963a1c232dc87c73205 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:55:33,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:33,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:33,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:33,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:33,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:33,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:33,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:33,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:33,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:33,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:33,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:33,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:33,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:33,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:33,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:33,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:33,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:33,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:33,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:33,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:33,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:33,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:33,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:33,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:33,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:33,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:33,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:33,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:33,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:33,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:33,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:33,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:33,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:33,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:33,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:33,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:33,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:33,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:33,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:33,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:33,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:33,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:33,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:33,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:33,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:33,490 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:33,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:33,491 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:33,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:33,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:33,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:33,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:33,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:33,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:33,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:33,496 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:33,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:33,496 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:33,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:33,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:33,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:33,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:33,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:33,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:33,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:33,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:33,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:33,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:33,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:33,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:33,502 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 -> 9969672a88e02d3c3286f963a1c232dc87c73205 [2019-11-24 20:55:33,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:33,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:33,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:33,995 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:33,996 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:33,997 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label17.c [2019-11-24 20:55:34,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3cf8dbef/6d398eece55140a28f52490fd7377a5b/FLAG28afa3492 [2019-11-24 20:55:35,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:35,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label17.c [2019-11-24 20:55:35,080 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3cf8dbef/6d398eece55140a28f52490fd7377a5b/FLAG28afa3492 [2019-11-24 20:55:35,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3cf8dbef/6d398eece55140a28f52490fd7377a5b [2019-11-24 20:55:35,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:35,135 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:35,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:35,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:35,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:35,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:35" (1/1) ... [2019-11-24 20:55:35,152 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 08:55:35, skipping insertion in model container [2019-11-24 20:55:35,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:35" (1/1) ... [2019-11-24 20:55:35,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:35,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:36,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:36,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:36,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:36,710 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:36,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36 WrapperNode [2019-11-24 20:55:36,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:36,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:36,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:36,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:36,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:36,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:36,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:36,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:36,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:36,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:36" (1/1) ... [2019-11-24 20:55:37,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:37,238 INFO L168 Benchmark]: Toolchain (without parser) took 2097.29 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 890.9 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:37,238 INFO L168 Benchmark]: CDTParser took 2.79 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 20:55:37,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1577.69 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 931.3 MB in the end (delta: 24.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:37,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.87 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 908.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:37,247 INFO L168 Benchmark]: Boogie Preprocessor took 286.78 ms. Allocated memory is still 1.0 GB. Free memory was 908.4 MB in the beginning and 890.9 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:37,256 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 1577.69 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 931.3 MB in the end (delta: 24.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.87 ms. Allocated memory is still 1.0 GB. Free memory was 931.3 MB in the beginning and 908.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 286.78 ms. Allocated memory is still 1.0 GB. Free memory was 908.4 MB in the beginning and 890.9 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 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 20:55:39,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:39,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:40,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:40,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:40,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:40,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:40,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:40,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:40,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:40,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:40,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:40,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:40,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:40,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:40,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:40,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:40,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:40,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:40,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:40,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:40,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:40,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:40,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:40,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:40,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:40,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:40,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:40,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:40,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:40,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:40,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:40,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:40,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:40,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:40,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:40,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:40,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:40,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:40,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:40,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:40,098 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:40,125 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:40,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:40,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:40,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:40,130 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:40,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:40,130 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:40,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:40,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:40,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:40,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:40,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:40,135 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:40,135 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:40,135 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:40,136 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:40,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:40,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:40,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:40,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:40,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:40,138 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:40,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:40,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:40,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:40,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:40,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:40,141 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:40,141 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:40,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:40,143 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:40,143 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 -> 9969672a88e02d3c3286f963a1c232dc87c73205 [2019-11-24 20:55:40,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:40,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:40,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:40,638 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:40,641 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:40,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label17.c [2019-11-24 20:55:40,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b845b169f/45b51fc90d694eefa95ccb1823e99dcc/FLAG7bb4edf4a [2019-11-24 20:55:41,719 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:41,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label17.c [2019-11-24 20:55:41,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b845b169f/45b51fc90d694eefa95ccb1823e99dcc/FLAG7bb4edf4a [2019-11-24 20:55:42,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b845b169f/45b51fc90d694eefa95ccb1823e99dcc [2019-11-24 20:55:42,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:42,274 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:42,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:42,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:42,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:42,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:42,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:42, skipping insertion in model container [2019-11-24 20:55:42,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:42" (1/1) ... [2019-11-24 20:55:42,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:42,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:43,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:43,660 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:44,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:44,054 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:44,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44 WrapperNode [2019-11-24 20:55:44,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:44,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:44,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:44,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:44,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:44,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:44,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:44,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:44,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:44" (1/1) ... [2019-11-24 20:55:44,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:44,406 INFO L168 Benchmark]: Toolchain (without parser) took 2130.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:44,407 INFO L168 Benchmark]: CDTParser took 0.20 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 20:55:44,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1781.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:44,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.21 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:44,413 INFO L168 Benchmark]: Boogie Preprocessor took 154.48 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:44,422 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 1781.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.21 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 154.48 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 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...