./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem14_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 0b1667d4f33ae46bc8c1ca9a98eb8c369162b2ae .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem14_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 0b1667d4f33ae46bc8c1ca9a98eb8c369162b2ae ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:26,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:26,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:26,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:26,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:26,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:26,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:26,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:26,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:26,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:26,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:26,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:26,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:26,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:26,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:26,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:26,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:26,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:26,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:26,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:26,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:26,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:26,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:26,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:26,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:26,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:26,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:26,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:26,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:26,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:26,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:26,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:26,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:26,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:26,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:26,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:26,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:26,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:26,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:26,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:26,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:26,358 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:26,399 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:26,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:26,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:26,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:26,405 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:26,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:26,406 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:26,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:26,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:26,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:26,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:26,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:26,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:26,413 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:26,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:26,414 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:26,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:26,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:26,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:26,415 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:26,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:26,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:26,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:26,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:26,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:26,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:26,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:26,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:26,421 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 -> 0b1667d4f33ae46bc8c1ca9a98eb8c369162b2ae [2019-11-27 15:57:27,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:27,061 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:27,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:27,075 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:27,075 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:27,077 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label31.c [2019-11-27 15:57:27,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1fbd4c33/54206817edd14b88b2ba2e749d255e82/FLAGbcf337bf4 [2019-11-27 15:57:28,616 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:28,622 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label31.c [2019-11-27 15:57:28,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1fbd4c33/54206817edd14b88b2ba2e749d255e82/FLAGbcf337bf4 [2019-11-27 15:57:29,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1fbd4c33/54206817edd14b88b2ba2e749d255e82 [2019-11-27 15:57:29,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:29,076 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:29,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:29,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:29,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:29,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:29" (1/1) ... [2019-11-27 15:57:29,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d786972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:29, skipping insertion in model container [2019-11-27 15:57:29,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:29" (1/1) ... [2019-11-27 15:57:29,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:29,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:30,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:30,411 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:30,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:30,791 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:30,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:30 WrapperNode [2019-11-27 15:57:30,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:30,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:30,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:30,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:30,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:30" (1/1) ... [2019-11-27 15:57:30,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:30" (1/1) ... [2019-11-27 15:57:31,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:31,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:31,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:31,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:31,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:30" (1/1) ... [2019-11-27 15:57:31,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:30" (1/1) ... [2019-11-27 15:57:31,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:30" (1/1) ... [2019-11-27 15:57:31,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:30" (1/1) ... [2019-11-27 15:57:31,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:30" (1/1) ... [2019-11-27 15:57:31,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:30" (1/1) ... [2019-11-27 15:57:31,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:30" (1/1) ... [2019-11-27 15:57:31,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:31,230 INFO L168 Benchmark]: Toolchain (without parser) took 2149.21 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 950.5 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:31,231 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 15:57:31,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1714.02 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 962.0 MB in the end (delta: -302.6 kB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:31,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.56 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:31,241 INFO L168 Benchmark]: Boogie Preprocessor took 195.25 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:31,253 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1714.02 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 962.0 MB in the end (delta: -302.6 kB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 229.56 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.25 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-509859d [2019-11-27 15:57:35,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:35,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:35,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:35,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:35,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:35,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:35,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:35,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:35,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:35,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:35,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:35,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:35,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:35,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:35,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:35,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:35,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:35,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:35,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:35,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:35,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:35,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:35,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:35,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:35,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:35,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:35,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:35,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:35,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:35,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:35,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:35,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:35,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:35,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:35,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:35,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:35,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:35,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:35,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:35,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:35,359 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:35,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:35,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:35,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:35,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:35,406 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:35,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:35,407 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:35,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:35,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:35,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:35,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:35,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:35,412 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:35,413 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:35,413 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:35,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:35,414 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:35,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:35,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:35,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:35,417 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:35,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:35,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:35,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:35,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:35,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:35,419 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:35,419 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:35,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:35,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:35,423 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 -> 0b1667d4f33ae46bc8c1ca9a98eb8c369162b2ae [2019-11-27 15:57:35,952 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:35,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:35,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:35,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:35,999 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:36,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label31.c [2019-11-27 15:57:36,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25d7b8b71/5186463f7a134fa9bd843f75b982ccdb/FLAG0271d6705 [2019-11-27 15:57:37,295 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:37,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label31.c [2019-11-27 15:57:37,330 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25d7b8b71/5186463f7a134fa9bd843f75b982ccdb/FLAG0271d6705 [2019-11-27 15:57:37,372 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25d7b8b71/5186463f7a134fa9bd843f75b982ccdb [2019-11-27 15:57:37,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:37,387 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:37,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:37,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:37,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:37,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37, skipping insertion in model container [2019-11-27 15:57:37,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:37,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:38,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:38,873 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:39,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:39,335 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:39,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:39 WrapperNode [2019-11-27 15:57:39,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:39,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:39,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:39,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:39,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:39" (1/1) ... [2019-11-27 15:57:39,422 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:39" (1/1) ... [2019-11-27 15:57:39,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:39,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:39,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:39,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:39,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:39" (1/1) ... [2019-11-27 15:57:39,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:39" (1/1) ... [2019-11-27 15:57:39,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:39" (1/1) ... [2019-11-27 15:57:39,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:39" (1/1) ... [2019-11-27 15:57:39,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:39" (1/1) ... [2019-11-27 15:57:39,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:39" (1/1) ... [2019-11-27 15:57:39,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:39" (1/1) ... [2019-11-27 15:57:39,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:39,814 INFO L168 Benchmark]: Toolchain (without parser) took 2419.00 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 939.4 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:39,816 INFO L168 Benchmark]: CDTParser took 3.16 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. [2019-11-27 15:57:39,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1946.83 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 950.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:39,825 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.85 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:39,826 INFO L168 Benchmark]: Boogie Preprocessor took 203.00 ms. Allocated memory is still 1.0 GB. Free memory was 945.1 MB in the beginning and 939.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:39,837 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.16 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 1946.83 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 950.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 260.85 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.00 ms. Allocated memory is still 1.0 GB. Free memory was 945.1 MB in the beginning and 939.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...