./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label44.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 cf469ccbf0fb6f6f72181c58ee83a6b7a8285dcf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label44.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 cf469ccbf0fb6f6f72181c58ee83a6b7a8285dcf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:34,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:34,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:34,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:34,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:34,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:34,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:34,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:34,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:34,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:34,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:34,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:34,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:34,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:34,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:34,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:34,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:34,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:34,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:34,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:34,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:34,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:34,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:34,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:34,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:34,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:34,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:34,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:34,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:34,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:34,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:34,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:34,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:34,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:34,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:34,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:34,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:34,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:34,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:34,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:34,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:34,290 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:34,334 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:34,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:34,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:34,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:34,342 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:34,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:34,345 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:34,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:34,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:34,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:34,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:34,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:34,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:34,351 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:34,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:34,352 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:34,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:34,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:34,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:34,356 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:34,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:34,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:34,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:34,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:34,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:34,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:34,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:34,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:34,361 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 -> cf469ccbf0fb6f6f72181c58ee83a6b7a8285dcf [2019-11-27 15:57:34,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:34,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:34,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:34,995 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:34,997 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:35,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label44.c [2019-11-27 15:57:35,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94904c917/1c06fe4525f44dd3a2a00f6e8fe32e5f/FLAG42f02eb70 [2019-11-27 15:57:36,485 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:36,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label44.c [2019-11-27 15:57:36,524 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94904c917/1c06fe4525f44dd3a2a00f6e8fe32e5f/FLAG42f02eb70 [2019-11-27 15:57:36,566 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94904c917/1c06fe4525f44dd3a2a00f6e8fe32e5f [2019-11-27 15:57:36,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:36,577 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:36,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:36,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:36,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:36,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36, skipping insertion in model container [2019-11-27 15:57:36,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:36,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:38,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:38,022 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:38,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:38,413 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:38,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:38 WrapperNode [2019-11-27 15:57:38,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:38,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:38,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:38,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:38,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:38" (1/1) ... [2019-11-27 15:57:38,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:38" (1/1) ... [2019-11-27 15:57:38,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:38,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:38,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:38,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:38,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:38" (1/1) ... [2019-11-27 15:57:38,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:38" (1/1) ... [2019-11-27 15:57:38,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:38" (1/1) ... [2019-11-27 15:57:38,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:38" (1/1) ... [2019-11-27 15:57:38,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:38" (1/1) ... [2019-11-27 15:57:38,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:38" (1/1) ... [2019-11-27 15:57:38,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:38" (1/1) ... [2019-11-27 15:57:38,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:38,909 INFO L168 Benchmark]: Toolchain (without parser) took 2326.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,910 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:38,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1835.75 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 263.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,919 INFO L168 Benchmark]: Boogie Preprocessor took 215.77 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,931 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 1835.75 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 263.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 215.77 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:42,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:42,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:43,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:43,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:43,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:43,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:43,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:43,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:43,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:43,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:43,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:43,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:43,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:43,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:43,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:43,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:43,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:43,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:43,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:43,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:43,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:43,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:43,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:43,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:43,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:43,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:43,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:43,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:43,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:43,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:43,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:43,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:43,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:43,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:43,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:43,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:43,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:43,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:43,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:43,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:43,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:43,193 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:43,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:43,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:43,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:43,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:43,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:43,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:43,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:43,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:43,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:43,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:43,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:43,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:43,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:43,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:43,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:43,209 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:43,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:43,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:43,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:43,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:43,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:43,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:43,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:43,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:43,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:43,214 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:43,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:43,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:43,218 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:43,219 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 -> cf469ccbf0fb6f6f72181c58ee83a6b7a8285dcf [2019-11-27 15:57:43,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:43,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:43,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:43,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:43,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:43,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label44.c [2019-11-27 15:57:44,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7adc92986/48b784c7c043408eba0e1016e68f1b60/FLAG6edd99a6d [2019-11-27 15:57:45,349 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:45,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label44.c [2019-11-27 15:57:45,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7adc92986/48b784c7c043408eba0e1016e68f1b60/FLAG6edd99a6d [2019-11-27 15:57:45,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7adc92986/48b784c7c043408eba0e1016e68f1b60 [2019-11-27 15:57:45,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:45,443 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:45,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:45,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:45,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:45,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:45,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45, skipping insertion in model container [2019-11-27 15:57:45,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:45,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:45,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:46,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:47,006 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:47,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:47,435 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:47,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47 WrapperNode [2019-11-27 15:57:47,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:47,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:47,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:47,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:47,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:47,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:47,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:47,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:47,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:47,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:47,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:47,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:47,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:47,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:47,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:47,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:47,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:47" (1/1) ... [2019-11-27 15:57:47,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:47,845 INFO L168 Benchmark]: Toolchain (without parser) took 2393.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 944.7 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:47,846 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:47,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1987.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:47,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.02 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:47,855 INFO L168 Benchmark]: Boogie Preprocessor took 192.35 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:47,864 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1987.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.02 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.35 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 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...