./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label27.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 1b208146e3ece6d9a53f019c6a3409aa215a7853 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label27.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 1b208146e3ece6d9a53f019c6a3409aa215a7853 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:50,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:50,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:50,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:50,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:50,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:50,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:50,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:50,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:50,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:50,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:50,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:50,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:50,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:50,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:50,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:50,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:50,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:50,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:50,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:50,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:50,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:50,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:50,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:50,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:50,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:50,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:50,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:50,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:50,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:50,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:50,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:50,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:50,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:50,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:50,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:50,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:50,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:50,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:50,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:50,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:50,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:50,485 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:50,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:50,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:50,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:50,495 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:50,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:50,497 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:50,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:50,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:50,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:50,501 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:50,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:50,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:50,502 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:50,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:50,503 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:50,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:50,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:50,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:50,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:50,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:50,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:50,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:50,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:50,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:50,509 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:50,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:50,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:50,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b208146e3ece6d9a53f019c6a3409aa215a7853 [2019-11-26 16:45:51,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:51,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:51,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:51,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:51,095 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:51,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label27.c [2019-11-26 16:45:51,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4be952f33/d29858c952d34aeb95b10463d56fb20e/FLAG9cd14fac6 [2019-11-26 16:45:52,611 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:52,616 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label27.c [2019-11-26 16:45:52,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4be952f33/d29858c952d34aeb95b10463d56fb20e/FLAG9cd14fac6 [2019-11-26 16:45:52,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4be952f33/d29858c952d34aeb95b10463d56fb20e [2019-11-26 16:45:52,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:52,702 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:52,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:52,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:52,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:52,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:52,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52, skipping insertion in model container [2019-11-26 16:45:52,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:52,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:52,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:54,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:54,271 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:54,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:54,674 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:54,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54 WrapperNode [2019-11-26 16:45:54,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:54,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:54,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:54,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:54,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:54,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:54,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:54,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:54,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:54,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:54,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:54,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:55,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:55,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:55,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:55,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:55,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:55,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:55,262 INFO L168 Benchmark]: Toolchain (without parser) took 2555.05 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 921.7 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:55,263 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-26 16:45:55,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1972.96 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 950.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:55,269 INFO L168 Benchmark]: Boogie Procedure Inliner took 286.14 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:55,273 INFO L168 Benchmark]: Boogie Preprocessor took 287.27 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:55,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1972.96 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 950.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 286.14 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 287.27 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.7 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 0.1.24-025d5a2 [2019-11-26 16:45:59,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:59,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:59,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:59,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:59,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:59,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:59,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:59,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:59,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:59,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:59,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:59,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:59,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:59,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:59,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:59,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:59,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:59,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:59,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:59,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:59,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:59,345 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:59,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:59,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:59,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:59,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:59,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:59,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:59,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:59,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:59,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:59,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:59,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:59,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:59,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:59,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:59,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:59,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:59,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:59,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:59,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:59,427 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:59,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:59,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:59,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:59,435 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:59,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:59,438 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:59,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:59,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:59,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:59,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:59,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:59,443 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:59,443 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:59,444 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:59,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:59,444 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:59,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:59,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:59,448 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:59,448 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:59,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:59,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:59,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:59,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:59,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:59,451 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:59,451 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:59,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:59,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:59,454 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 -> 1b208146e3ece6d9a53f019c6a3409aa215a7853 [2019-11-26 16:46:00,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:00,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:00,096 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:00,103 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:00,103 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:00,105 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label27.c [2019-11-26 16:46:00,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0df9a111b/2e92471289924e62a9c25e004029fea0/FLAGb0f52e21a [2019-11-26 16:46:01,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:01,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label27.c [2019-11-26 16:46:01,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0df9a111b/2e92471289924e62a9c25e004029fea0/FLAGb0f52e21a [2019-11-26 16:46:01,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0df9a111b/2e92471289924e62a9c25e004029fea0 [2019-11-26 16:46:01,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:01,933 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:01,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:01,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:01,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:01,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:01,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01, skipping insertion in model container [2019-11-26 16:46:01,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:01,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:02,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:03,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:03,668 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:04,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:04,138 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:04,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04 WrapperNode [2019-11-26 16:46:04,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:04,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:04,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:04,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:04,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:04,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:04,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:04,386 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:04,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:04,606 INFO L168 Benchmark]: Toolchain (without parser) took 2670.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 931.9 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:04,607 INFO L168 Benchmark]: CDTParser took 2.16 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. [2019-11-26 16:46:04,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2206.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 949.1 MB in the end (delta: 12.5 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:04,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 241.17 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 937.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:04,617 INFO L168 Benchmark]: Boogie Preprocessor took 213.32 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 931.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:04,628 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.16 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 2206.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 949.1 MB in the end (delta: 12.5 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 241.17 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 937.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.32 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 931.9 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...