./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label18.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/Problem01_label18.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 eb8eeb6e67f290f9d56e698aa8c9c7a779115813 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label18.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 eb8eeb6e67f290f9d56e698aa8c9c7a779115813 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:25:36,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:36,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:36,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:36,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:36,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:36,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:36,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:36,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:36,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:36,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:36,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:36,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:36,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:36,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:36,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:36,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:36,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:36,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:36,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:36,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:36,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:36,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:36,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:36,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:36,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:36,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:36,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:36,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:36,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:36,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:36,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:36,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:36,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:36,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:36,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:36,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:36,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:36,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:36,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:36,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:36,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:36,419 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:36,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:36,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:36,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:36,427 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:36,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:36,429 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:36,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:36,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:36,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:36,433 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:36,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:36,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:36,435 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:36,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:36,437 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:36,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:36,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:36,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:36,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:36,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:36,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:36,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:36,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:36,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:36,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:36,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:36,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:36,445 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 -> eb8eeb6e67f290f9d56e698aa8c9c7a779115813 [2019-11-25 22:25:36,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:37,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:37,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:37,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:37,040 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:37,043 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-25 22:25:37,226 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0343a046/c0d7761d1f9c4e4db7b46f99c20c1ce4/FLAGc0b45eab8 [2019-11-25 22:25:38,548 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:38,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-25 22:25:38,591 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0343a046/c0d7761d1f9c4e4db7b46f99c20c1ce4/FLAGc0b45eab8 [2019-11-25 22:25:38,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0343a046/c0d7761d1f9c4e4db7b46f99c20c1ce4 [2019-11-25 22:25:38,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:38,644 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:38,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:38,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:38,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:38,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:38" (1/1) ... [2019-11-25 22:25:38,666 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 10:25:38, skipping insertion in model container [2019-11-25 22:25:38,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:38" (1/1) ... [2019-11-25 22:25:38,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:38,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:39,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:39,943 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:40,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:40,275 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:40,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40 WrapperNode [2019-11-25 22:25:40,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:40,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:40,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:40,282 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:40,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:40,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:40,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:40,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:40,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:40,753 INFO L168 Benchmark]: Toolchain (without parser) took 2099.20 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 961.6 MB in the end (delta: 58.5 kB). Peak memory consumption was 124.0 kB. Max. memory is 12.5 GB. [2019-11-25 22:25:40,758 INFO L168 Benchmark]: CDTParser took 1.92 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 22:25:40,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1635.38 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:40,767 INFO L168 Benchmark]: Boogie Procedure Inliner took 256.86 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:40,770 INFO L168 Benchmark]: Boogie Preprocessor took 200.62 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:40,788 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92 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 1635.38 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 256.86 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.62 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:25:44,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:44,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:44,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:44,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:44,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:44,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:44,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:44,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:44,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:44,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:44,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:44,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:44,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:44,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:44,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:44,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:44,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:44,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:44,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:44,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:44,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:44,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:44,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:44,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:44,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:44,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:44,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:44,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:44,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:44,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:44,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:44,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:44,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:44,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:44,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:44,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:44,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:44,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:44,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:44,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:44,920 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:25:44,965 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:44,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:44,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:44,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:44,973 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:44,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:44,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:44,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:44,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:44,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:44,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:44,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:44,978 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:25:44,978 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:25:44,981 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:44,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:44,981 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:44,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:44,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:44,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:44,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:44,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:44,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:44,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:44,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:44,986 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:44,986 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:25:44,987 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:25:44,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:44,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:25:44,991 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 -> eb8eeb6e67f290f9d56e698aa8c9c7a779115813 [2019-11-25 22:25:45,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:45,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:45,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:45,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:45,590 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:45,592 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-25 22:25:45,763 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f9c105f0/3f818852d511419c920be7bcd5ac15a0/FLAG3cc6bf2ca [2019-11-25 22:25:47,091 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:47,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-25 22:25:47,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f9c105f0/3f818852d511419c920be7bcd5ac15a0/FLAG3cc6bf2ca [2019-11-25 22:25:47,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f9c105f0/3f818852d511419c920be7bcd5ac15a0 [2019-11-25 22:25:47,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:47,191 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:47,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:47,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:47,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:47,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:47" (1/1) ... [2019-11-25 22:25:47,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:47, skipping insertion in model container [2019-11-25 22:25:47,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:47" (1/1) ... [2019-11-25 22:25:47,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:47,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:48,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:48,484 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:48,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:48,820 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:48,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48 WrapperNode [2019-11-25 22:25:48,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:48,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:48,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:48,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:48,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:48,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:49,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:49,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:49,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:49,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:49,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:49,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:49,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:49,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:49,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:49,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:49,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:48" (1/1) ... [2019-11-25 22:25:49,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:49,269 INFO L168 Benchmark]: Toolchain (without parser) took 2070.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.1 MB in the end (delta: -406.9 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:25:49,271 INFO L168 Benchmark]: CDTParser took 0.40 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 22:25:49,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1630.20 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 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:49,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.47 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:49,280 INFO L168 Benchmark]: Boogie Preprocessor took 195.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:49,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1630.20 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 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.47 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 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...