./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem11_label36.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 3e33beeebc074e75064a4c61a14d825d03ddee14 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem11_label36.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 3e33beeebc074e75064a4c61a14d825d03ddee14 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:00,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:00,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:00,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:00,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:00,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:00,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:00,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:00,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:00,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:00,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:00,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:00,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:00,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:00,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:00,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:00,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:00,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:00,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:00,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:00,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:00,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:00,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:00,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:00,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:00,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:00,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:00,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:00,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:00,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:00,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:00,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:00,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:00,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:00,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:00,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:00,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:00,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:00,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:00,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:00,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:00,410 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:00,451 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:00,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:00,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:00,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:00,466 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:00,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:00,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:00,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:00,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:00,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:00,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:00,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:00,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:00,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:00,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:00,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:00,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:00,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:00,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:00,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:00,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:00,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:00,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:00,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:00,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:00,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:00,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:00,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:00,486 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 -> 3e33beeebc074e75064a4c61a14d825d03ddee14 [2019-11-25 22:38:01,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:01,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:01,071 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:01,076 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:01,077 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:01,081 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label36.c [2019-11-25 22:38:01,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d64f8304/3e9be2366e8744cda8e022b2deaa22e2/FLAG849074535 [2019-11-25 22:38:02,608 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:02,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label36.c [2019-11-25 22:38:02,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d64f8304/3e9be2366e8744cda8e022b2deaa22e2/FLAG849074535 [2019-11-25 22:38:02,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d64f8304/3e9be2366e8744cda8e022b2deaa22e2 [2019-11-25 22:38:02,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:02,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:02,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:02,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:02,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:02,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:02" (1/1) ... [2019-11-25 22:38:02,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:02, skipping insertion in model container [2019-11-25 22:38:02,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:02" (1/1) ... [2019-11-25 22:38:02,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:02,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:04,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:04,272 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:04,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:04,709 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:04,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:04 WrapperNode [2019-11-25 22:38:04,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:04,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:04,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:04,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:04,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:04" (1/1) ... [2019-11-25 22:38:04,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:04" (1/1) ... [2019-11-25 22:38:04,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:04,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:04,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:04,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:05,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:04" (1/1) ... [2019-11-25 22:38:05,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:04" (1/1) ... [2019-11-25 22:38:05,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:04" (1/1) ... [2019-11-25 22:38:05,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:04" (1/1) ... [2019-11-25 22:38:05,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:04" (1/1) ... [2019-11-25 22:38:05,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:04" (1/1) ... [2019-11-25 22:38:05,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:04" (1/1) ... [2019-11-25 22:38:05,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:05,324 INFO L168 Benchmark]: Toolchain (without parser) took 2624.84 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 920.3 MB in the end (delta: 41.4 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:05,326 INFO L168 Benchmark]: CDTParser took 0.52 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. [2019-11-25 22:38:05,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2012.76 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 948.9 MB in the end (delta: 7.1 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:05,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 280.89 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:05,339 INFO L168 Benchmark]: Boogie Preprocessor took 320.83 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 920.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:05,352 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 2012.76 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 948.9 MB in the end (delta: 7.1 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 280.89 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 320.83 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 920.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:09,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:09,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:09,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:09,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:09,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:09,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:09,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:09,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:09,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:09,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:09,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:09,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:09,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:09,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:09,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:09,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:09,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:09,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:09,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:09,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:09,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:09,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:09,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:09,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:09,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:09,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:09,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:09,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:09,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:09,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:09,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:09,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:09,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:09,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:09,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:09,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:09,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:09,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:09,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:09,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:09,593 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:38:09,637 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:09,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:09,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:09,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:09,645 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:09,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:09,646 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:09,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:09,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:09,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:09,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:09,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:09,653 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:38:09,654 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:38:09,654 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:09,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:09,655 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:09,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:09,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:09,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:09,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:09,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:09,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:09,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:09,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:09,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:09,661 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:38:09,661 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:38:09,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:09,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:38:09,665 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 -> 3e33beeebc074e75064a4c61a14d825d03ddee14 [2019-11-25 22:38:10,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:10,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:10,331 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:10,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:10,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:10,339 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label36.c [2019-11-25 22:38:10,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66003392f/632ab0a3b4d44ad8927837dc787cc317/FLAG3bdb671a6 [2019-11-25 22:38:11,822 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:11,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label36.c [2019-11-25 22:38:11,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66003392f/632ab0a3b4d44ad8927837dc787cc317/FLAG3bdb671a6 [2019-11-25 22:38:11,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66003392f/632ab0a3b4d44ad8927837dc787cc317 [2019-11-25 22:38:11,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:11,895 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:11,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:11,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:11,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:11,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:11" (1/1) ... [2019-11-25 22:38:11,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:11, skipping insertion in model container [2019-11-25 22:38:11,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:11" (1/1) ... [2019-11-25 22:38:11,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:12,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:13,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:13,552 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:13,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:14,011 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:14,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:14 WrapperNode [2019-11-25 22:38:14,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:14,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:14,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:14,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:14,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:14" (1/1) ... [2019-11-25 22:38:14,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:14" (1/1) ... [2019-11-25 22:38:14,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:14,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:14,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:14,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:14,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:14" (1/1) ... [2019-11-25 22:38:14,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:14" (1/1) ... [2019-11-25 22:38:14,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:14" (1/1) ... [2019-11-25 22:38:14,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:14" (1/1) ... [2019-11-25 22:38:14,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:14" (1/1) ... [2019-11-25 22:38:14,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:14" (1/1) ... [2019-11-25 22:38:14,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:14" (1/1) ... [2019-11-25 22:38:14,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:14,488 INFO L168 Benchmark]: Toolchain (without parser) took 2588.55 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 920.5 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:14,489 INFO L168 Benchmark]: CDTParser took 2.33 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. [2019-11-25 22:38:14,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2115.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:14,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 240.50 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:14,499 INFO L168 Benchmark]: Boogie Preprocessor took 223.26 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:14,510 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.33 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 2115.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 240.50 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 223.26 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 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...