./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label31.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/Problem03_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 d8454f285d6033292e1cff9939731d958134671b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_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 d8454f285d6033292e1cff9939731d958134671b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:26:49,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:49,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:49,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:49,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:49,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:49,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:49,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:49,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:49,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:49,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:49,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:49,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:49,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:49,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:49,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:49,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:49,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:49,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:49,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:49,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:49,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:49,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:49,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:49,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:49,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:49,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:49,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:49,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:49,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:49,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:49,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:49,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:49,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:49,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:49,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:49,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:49,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:49,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:49,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:49,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:49,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:49,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:49,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:49,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:49,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:49,538 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:49,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:49,539 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:49,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:49,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:49,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:49,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:49,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:49,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:49,544 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:49,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:49,546 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:49,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:49,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:49,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:49,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:49,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:49,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:49,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:49,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:49,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:49,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:49,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:49,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:49,555 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 -> d8454f285d6033292e1cff9939731d958134671b [2019-11-25 22:26:50,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:50,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:50,170 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:50,178 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:50,179 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:50,180 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label31.c [2019-11-25 22:26:50,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e141879f0/e2cde71656064110ad4606c2a13d1836/FLAG8a345f81e [2019-11-25 22:26:51,877 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:51,879 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label31.c [2019-11-25 22:26:51,919 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e141879f0/e2cde71656064110ad4606c2a13d1836/FLAG8a345f81e [2019-11-25 22:26:51,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e141879f0/e2cde71656064110ad4606c2a13d1836 [2019-11-25 22:26:51,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:51,972 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:51,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:51,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:51,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:51,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:51" (1/1) ... [2019-11-25 22:26:51,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:51, skipping insertion in model container [2019-11-25 22:26:51,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:51" (1/1) ... [2019-11-25 22:26:52,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:52,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:53,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:53,691 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:54,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:54,353 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:54,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54 WrapperNode [2019-11-25 22:26:54,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:54,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:54,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:54,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:54,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:54,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:54,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:54,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:54,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:54" (1/1) ... [2019-11-25 22:26:54,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:54,933 INFO L168 Benchmark]: Toolchain (without parser) took 2958.77 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 902.2 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:54,934 INFO L168 Benchmark]: CDTParser took 2.25 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 22:26:54,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2383.15 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 925.1 MB in the end (delta: 30.8 MB). Peak memory consumption was 30.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:54,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 298.32 ms. Allocated memory is still 1.0 GB. Free memory was 925.1 MB in the beginning and 913.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:54,946 INFO L168 Benchmark]: Boogie Preprocessor took 263.92 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 902.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:54,959 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.25 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 2383.15 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 925.1 MB in the end (delta: 30.8 MB). Peak memory consumption was 30.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 298.32 ms. Allocated memory is still 1.0 GB. Free memory was 925.1 MB in the beginning and 913.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 263.92 ms. Allocated memory is still 1.0 GB. Free memory was 913.7 MB in the beginning and 902.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:58,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:58,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:59,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:59,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:59,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:59,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:59,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:59,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:59,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:59,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:59,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:59,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:59,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:59,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:59,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:59,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:59,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:59,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:59,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:59,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:59,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:59,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:59,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:59,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:59,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:59,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:59,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:59,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:59,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:59,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:59,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:59,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:59,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:59,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:59,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:59,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:59,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:59,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:59,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:59,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:59,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:59,214 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:59,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:59,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:59,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:59,224 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:59,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:59,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:59,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:59,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:59,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:59,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:59,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:59,231 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:59,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:59,232 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:59,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:59,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:59,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:59,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:59,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:59,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:59,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:59,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:59,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:59,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:59,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:59,238 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:59,239 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:59,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:59,239 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:59,243 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 -> d8454f285d6033292e1cff9939731d958134671b [2019-11-25 22:26:59,802 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:59,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:59,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:59,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:59,849 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:59,851 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label31.c [2019-11-25 22:27:00,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f842be3d2/5e707d9d0e5c4083bf73f5a9bb3d82d0/FLAGb449e890e [2019-11-25 22:27:01,714 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:01,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label31.c [2019-11-25 22:27:01,750 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f842be3d2/5e707d9d0e5c4083bf73f5a9bb3d82d0/FLAGb449e890e [2019-11-25 22:27:01,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f842be3d2/5e707d9d0e5c4083bf73f5a9bb3d82d0 [2019-11-25 22:27:01,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:01,792 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:01,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:01,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:01,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:01,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:01" (1/1) ... [2019-11-25 22:27:01,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:01, skipping insertion in model container [2019-11-25 22:27:01,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:01" (1/1) ... [2019-11-25 22:27:01,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:02,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:03,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:03,571 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:04,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:04,277 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:04,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04 WrapperNode [2019-11-25 22:27:04,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:04,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:04,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:04,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:04,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:04,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:04,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:04,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:04,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:04" (1/1) ... [2019-11-25 22:27:04,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:04,877 INFO L168 Benchmark]: Toolchain (without parser) took 3080.66 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 896.7 MB in the end (delta: 59.3 MB). Peak memory consumption was 59.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:04,878 INFO L168 Benchmark]: CDTParser took 2.96 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 22:27:04,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2486.09 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 919.6 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:04,884 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.51 ms. Allocated memory is still 1.0 GB. Free memory was 919.6 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:04,889 INFO L168 Benchmark]: Boogie Preprocessor took 288.79 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:04,898 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.96 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 2486.09 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 919.6 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.51 ms. Allocated memory is still 1.0 GB. Free memory was 919.6 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 288.79 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 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...