./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem18_label52.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 6d74190c70ada9a4214b6bdad7c91c31ee30d736 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label52.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 6d74190c70ada9a4214b6bdad7c91c31ee30d736 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:29,833 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:29,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:29,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:29,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:29,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:29,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:29,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:29,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:29,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:29,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:29,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:29,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:29,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:29,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:29,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:29,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:29,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:29,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:29,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:29,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:29,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:29,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:29,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:29,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:29,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:29,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:29,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:29,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:29,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:29,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:29,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:29,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:29,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:29,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:29,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:30,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:30,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:30,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:30,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:30,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:30,009 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:30,048 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:30,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:30,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:30,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:30,054 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:30,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:30,057 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:30,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:30,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:30,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:30,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:30,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:30,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:30,060 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:30,063 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:30,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:30,063 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:30,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:30,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:30,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:30,065 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:30,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:30,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:30,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:30,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:30,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:30,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:30,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:30,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:30,069 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 -> 6d74190c70ada9a4214b6bdad7c91c31ee30d736 [2019-11-24 20:57:30,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:30,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:30,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:30,661 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:30,663 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:30,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label52.c [2019-11-24 20:57:30,822 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffd86b55e/875ed38d28434fef89dfcc84ddb4c7cf/FLAGbe4f70dfe [2019-11-24 20:57:32,417 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:32,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label52.c [2019-11-24 20:57:32,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffd86b55e/875ed38d28434fef89dfcc84ddb4c7cf/FLAGbe4f70dfe [2019-11-24 20:57:32,526 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffd86b55e/875ed38d28434fef89dfcc84ddb4c7cf [2019-11-24 20:57:32,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:32,539 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:32,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:32,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:32,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:32,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:32,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:32, skipping insertion in model container [2019-11-24 20:57:32,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:32,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:32,822 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:35,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:35,160 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:36,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:36,174 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:36,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36 WrapperNode [2019-11-24 20:57:36,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:36,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:36,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:36,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:36,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:36,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:36,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:36,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:36,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:37,212 INFO L168 Benchmark]: Toolchain (without parser) took 4669.00 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 804.2 MB in the end (delta: 146.0 MB). Peak memory consumption was 146.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:37,213 INFO L168 Benchmark]: CDTParser took 0.94 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. [2019-11-24 20:57:37,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3634.85 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 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:37,221 INFO L168 Benchmark]: Boogie Procedure Inliner took 590.64 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:37,224 INFO L168 Benchmark]: Boogie Preprocessor took 430.55 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.2 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:37,235 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 3634.85 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 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 590.64 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 430.55 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.2 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 0.1.24-32f2683 [2019-11-24 20:57:41,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:41,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:41,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:41,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:41,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:41,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:41,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:41,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:41,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:41,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:41,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:41,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:41,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:41,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:41,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:41,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:41,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:41,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:41,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:41,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:41,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:41,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:41,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:41,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:41,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:41,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:41,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:41,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:41,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:41,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:41,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:41,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:41,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:41,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:41,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:41,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:41,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:41,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:41,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:41,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:41,545 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:41,591 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:41,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:41,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:41,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:41,601 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:41,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:41,602 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:41,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:41,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:41,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:41,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:41,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:41,608 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:41,610 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:41,610 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:41,611 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:41,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:41,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:41,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:41,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:41,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:41,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:41,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:41,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:41,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:41,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:41,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:41,624 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:41,624 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:41,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:41,626 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:41,627 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 -> 6d74190c70ada9a4214b6bdad7c91c31ee30d736 [2019-11-24 20:57:42,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:42,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:42,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:42,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:42,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:42,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label52.c [2019-11-24 20:57:42,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d0b09218/83d1af0eb6ce4de1b414e76db9329469/FLAG7b4711b3c [2019-11-24 20:57:43,979 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:43,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label52.c [2019-11-24 20:57:44,047 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d0b09218/83d1af0eb6ce4de1b414e76db9329469/FLAG7b4711b3c [2019-11-24 20:57:44,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d0b09218/83d1af0eb6ce4de1b414e76db9329469 [2019-11-24 20:57:44,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:44,139 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:44,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:44,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:44,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:44,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:44" (1/1) ... [2019-11-24 20:57:44,160 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 24.11 08:57:44, skipping insertion in model container [2019-11-24 20:57:44,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:44" (1/1) ... [2019-11-24 20:57:44,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:44,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:47,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:47,576 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:48,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:48,795 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:48,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48 WrapperNode [2019-11-24 20:57:48,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:48,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:48,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:48,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:48,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:48,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:49,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:49,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:49,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:49,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:49,657 INFO L168 Benchmark]: Toolchain (without parser) took 5513.07 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 804.3 MB in the end (delta: 144.5 MB). Peak memory consumption was 144.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:49,662 INFO L168 Benchmark]: CDTParser took 3.58 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. [2019-11-24 20:57:49,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4656.34 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 850.1 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:49,666 INFO L168 Benchmark]: Boogie Procedure Inliner took 435.10 ms. Allocated memory is still 1.0 GB. Free memory was 844.4 MB in the beginning and 821.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:49,668 INFO L168 Benchmark]: Boogie Preprocessor took 415.69 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 804.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:49,679 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.58 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 4656.34 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 850.1 MB in the end (delta: 98.7 MB). Peak memory consumption was 98.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 435.10 ms. Allocated memory is still 1.0 GB. Free memory was 844.4 MB in the beginning and 821.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 415.69 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 804.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...