./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/McCarthy91-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/recursive/McCarthy91-1.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 37028c56b7915050ee6a79b5e737b9e44bf7c3db .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/recursive/McCarthy91-1.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 37028c56b7915050ee6a79b5e737b9e44bf7c3db ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:59:31,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:59:31,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:59:31,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:59:31,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:59:31,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:59:31,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:59:31,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:59:31,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:59:31,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:59:31,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:59:31,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:59:31,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:59:31,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:59:31,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:59:31,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:59:31,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:59:31,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:59:31,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:59:31,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:59:31,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:59:31,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:59:31,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:59:31,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:59:31,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:59:31,981 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:59:31,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:59:31,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:59:31,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:59:31,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:59:31,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:59:31,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:59:31,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:59:31,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:59:31,993 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:59:31,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:59:31,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:59:31,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:59:31,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:59:31,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:59:32,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:59:32,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:59:32,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:59:32,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:59:32,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:59:32,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:59:32,037 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:59:32,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:59:32,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:59:32,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:59:32,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:59:32,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:59:32,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:59:32,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:59:32,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:59:32,043 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:59:32,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:59:32,043 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:59:32,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:59:32,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:59:32,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:59:32,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:59:32,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:59:32,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:59:32,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:59:32,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:59:32,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:59:32,047 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:59:32,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:59:32,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:59:32,047 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 -> 37028c56b7915050ee6a79b5e737b9e44bf7c3db [2019-11-27 09:59:32,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:59:32,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:59:32,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:59:32,528 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:59:32,531 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:59:32,532 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/McCarthy91-1.c [2019-11-27 09:59:32,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09eef79da/0e32c7371eb04ac2806d934093fc09c3/FLAGc47c4e618 [2019-11-27 09:59:33,287 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:59:33,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/McCarthy91-1.c [2019-11-27 09:59:33,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09eef79da/0e32c7371eb04ac2806d934093fc09c3/FLAGc47c4e618 [2019-11-27 09:59:33,656 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09eef79da/0e32c7371eb04ac2806d934093fc09c3 [2019-11-27 09:59:33,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:59:33,664 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:59:33,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:33,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:59:33,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:59:33,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:33" (1/1) ... [2019-11-27 09:59:33,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:33, skipping insertion in model container [2019-11-27 09:59:33,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:33" (1/1) ... [2019-11-27 09:59:33,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:59:33,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:59:34,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:34,062 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:59:34,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:34,134 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:59:34,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:34 WrapperNode [2019-11-27 09:59:34,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:34,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:34,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:59:34,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:59:34,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:34" (1/1) ... [2019-11-27 09:59:34,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:34" (1/1) ... [2019-11-27 09:59:34,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:34,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:59:34,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:59:34,327 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:59:34,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:34" (1/1) ... [2019-11-27 09:59:34,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:34" (1/1) ... [2019-11-27 09:59:34,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:34" (1/1) ... [2019-11-27 09:59:34,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:34" (1/1) ... [2019-11-27 09:59:34,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:34" (1/1) ... [2019-11-27 09:59:34,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:34" (1/1) ... [2019-11-27 09:59:34,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:34" (1/1) ... [2019-11-27 09:59:34,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:59:34,385 INFO L168 Benchmark]: Toolchain (without parser) took 715.30 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 989.9 MB in the end (delta: -28.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:59:34,388 INFO L168 Benchmark]: CDTParser took 0.47 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 09:59:34,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 472.82 ms. Allocated memory is still 1.0 GB. 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 09:59:34,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 995.6 MB in the end (delta: -45.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:59:34,398 INFO L168 Benchmark]: Boogie Preprocessor took 50.72 ms. Allocated memory is still 1.0 GB. Free memory was 995.6 MB in the beginning and 989.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:59:34,412 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 472.82 ms. Allocated memory is still 1.0 GB. 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. * Boogie Procedure Inliner took 184.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 995.6 MB in the end (delta: -45.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.72 ms. Allocated memory is still 1.0 GB. Free memory was 995.6 MB in the beginning and 989.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:59:37,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:59:37,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:59:37,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:59:37,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:59:37,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:59:37,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:59:37,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:59:37,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:59:37,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:59:37,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:59:37,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:59:37,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:59:37,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:59:37,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:59:37,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:59:37,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:59:37,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:59:37,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:59:37,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:59:37,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:59:37,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:59:37,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:59:37,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:59:37,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:59:37,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:59:37,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:59:37,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:59:37,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:59:37,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:59:37,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:59:37,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:59:37,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:59:37,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:59:37,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:59:37,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:59:37,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:59:37,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:59:37,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:59:37,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:59:37,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:59:37,245 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:59:37,273 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:59:37,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:59:37,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:59:37,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:59:37,278 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:59:37,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:59:37,278 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:59:37,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:59:37,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:59:37,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:59:37,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:59:37,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:59:37,283 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:59:37,283 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:59:37,283 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:59:37,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:59:37,284 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:59:37,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:59:37,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:59:37,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:59:37,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:59:37,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:59:37,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:59:37,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:59:37,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:59:37,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:59:37,288 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:59:37,288 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:59:37,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:59:37,288 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:59:37,289 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 -> 37028c56b7915050ee6a79b5e737b9e44bf7c3db [2019-11-27 09:59:37,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:59:37,682 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:59:37,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:59:37,691 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:59:37,691 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:59:37,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/McCarthy91-1.c [2019-11-27 09:59:37,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dc58186e/e850ce6fcdf3441aa3e957ab529a759d/FLAGda6ebf85a [2019-11-27 09:59:38,482 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:59:38,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/McCarthy91-1.c [2019-11-27 09:59:38,496 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dc58186e/e850ce6fcdf3441aa3e957ab529a759d/FLAGda6ebf85a [2019-11-27 09:59:38,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dc58186e/e850ce6fcdf3441aa3e957ab529a759d [2019-11-27 09:59:38,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:59:38,838 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:59:38,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:38,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:59:38,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:59:38,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:38,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:38, skipping insertion in model container [2019-11-27 09:59:38,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:59:38" (1/1) ... [2019-11-27 09:59:38,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:59:38,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:59:39,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:39,219 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:59:39,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:59:39,272 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:59:39,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39 WrapperNode [2019-11-27 09:59:39,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:59:39,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:39,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:59:39,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:59:39,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:39,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:39,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:59:39,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:59:39,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:59:39,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:59:39,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:39,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:39,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:39,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:39,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:39,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:39,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:59:39" (1/1) ... [2019-11-27 09:59:39,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:59:39,437 INFO L168 Benchmark]: Toolchain (without parser) took 584.69 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 997.0 MB in the end (delta: -36.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:59:39,438 INFO L168 Benchmark]: CDTParser took 0.29 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 09:59:39,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 433.93 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:59:39,440 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:59:39,441 INFO L168 Benchmark]: Boogie Preprocessor took 22.72 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:59:39,444 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 433.93 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 122.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 22.72 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...