./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label06.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/Problem04_label06.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 aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label06.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 aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:44:07,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:07,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:07,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:07,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:07,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:07,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:07,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:07,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:07,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:07,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:07,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:07,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:07,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:07,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:07,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:07,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:07,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:07,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:07,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:07,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:07,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:07,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:07,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:07,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:07,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:07,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:07,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:07,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:07,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:07,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:07,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:07,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:07,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:07,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:07,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:07,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:07,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:07,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:07,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:08,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:08,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:08,053 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:08,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:08,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:08,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:08,066 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:08,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:08,068 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:08,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:08,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:08,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:08,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:08,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:08,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:08,075 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:08,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:08,076 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:08,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:08,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:08,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:08,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:08,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:08,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:08,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:08,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:08,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:08,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:08,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:08,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:08,085 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 -> aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 [2019-11-27 15:44:08,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:08,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:08,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:08,693 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:08,694 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:08,696 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-27 15:44:08,861 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/601beb5b0/eac6ca0470844f29a1a2bb3119fa5469/FLAGeb0ebf782 [2019-11-27 15:44:10,614 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:10,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-27 15:44:10,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/601beb5b0/eac6ca0470844f29a1a2bb3119fa5469/FLAGeb0ebf782 [2019-11-27 15:44:10,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/601beb5b0/eac6ca0470844f29a1a2bb3119fa5469 [2019-11-27 15:44:10,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:10,755 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:10,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:10,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:10,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:10,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:10" (1/1) ... [2019-11-27 15:44:10,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:10, skipping insertion in model container [2019-11-27 15:44:10,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:10" (1/1) ... [2019-11-27 15:44:10,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:11,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:14,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:14,198 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:15,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:15,941 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:15,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:15 WrapperNode [2019-11-27 15:44:15,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:15,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:15,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:15,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:15,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:15" (1/1) ... [2019-11-27 15:44:16,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:15" (1/1) ... [2019-11-27 15:44:16,473 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:16,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:16,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:16,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:16,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:15" (1/1) ... [2019-11-27 15:44:16,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:15" (1/1) ... [2019-11-27 15:44:16,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:15" (1/1) ... [2019-11-27 15:44:16,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:15" (1/1) ... [2019-11-27 15:44:16,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:15" (1/1) ... [2019-11-27 15:44:16,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:15" (1/1) ... [2019-11-27 15:44:16,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:15" (1/1) ... [2019-11-27 15:44:16,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:16,925 INFO L168 Benchmark]: Toolchain (without parser) took 6164.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.4 MB in the end (delta: 193.1 MB). Peak memory consumption was 193.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:16,927 INFO L168 Benchmark]: CDTParser took 1.71 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 15:44:16,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5182.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.2 MB in the end (delta: 124.3 MB). Peak memory consumption was 124.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:16,934 INFO L168 Benchmark]: Boogie Procedure Inliner took 530.33 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 780.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:16,941 INFO L168 Benchmark]: Boogie Preprocessor took 439.04 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:16,953 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.71 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 5182.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.2 MB in the end (delta: 124.3 MB). Peak memory consumption was 124.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 530.33 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 780.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 439.04 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 15:44:20,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:20,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:20,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:20,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:20,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:20,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:20,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:20,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:20,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:20,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:20,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:20,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:20,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:20,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:20,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:20,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:21,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:21,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:21,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:21,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:21,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:21,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:21,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:21,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:21,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:21,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:21,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:21,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:21,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:21,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:21,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:21,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:21,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:21,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:21,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:21,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:21,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:21,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:21,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:21,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:21,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:21,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:21,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:21,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:21,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:21,127 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:21,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:21,128 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:21,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:21,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:21,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:21,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:21,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:21,132 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:21,135 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:21,136 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:21,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:21,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:21,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:21,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:21,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:21,140 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:21,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:21,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:21,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:21,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:21,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:21,145 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:21,145 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:21,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:21,146 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:21,148 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 -> aa444b65f259dc2fb4e51ddc439c87dbd1e3e5b9 [2019-11-27 15:44:21,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:21,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:21,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:21,837 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:21,838 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:21,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-27 15:44:22,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9377fd461/0358de5464574ef6bbd5f05253f3e71b/FLAG8d29a03a7 [2019-11-27 15:44:23,850 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:23,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label06.c [2019-11-27 15:44:23,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9377fd461/0358de5464574ef6bbd5f05253f3e71b/FLAG8d29a03a7 [2019-11-27 15:44:23,987 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9377fd461/0358de5464574ef6bbd5f05253f3e71b [2019-11-27 15:44:23,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:24,003 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:24,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:24,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:24,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:24,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:24,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:24, skipping insertion in model container [2019-11-27 15:44:24,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:24,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:24,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:27,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:27,664 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:29,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:29,192 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:29,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29 WrapperNode [2019-11-27 15:44:29,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:29,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:29,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:29,200 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:29,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:29,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:29,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:29,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:29,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:29,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:29,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:29,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:29,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:29,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:30,385 INFO L168 Benchmark]: Toolchain (without parser) took 6379.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 732.1 MB in the end (delta: 212.4 MB). Peak memory consumption was 212.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:30,388 INFO L168 Benchmark]: CDTParser took 3.56 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 15:44:30,390 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5190.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.3 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:30,393 INFO L168 Benchmark]: Boogie Procedure Inliner took 618.49 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:30,396 INFO L168 Benchmark]: Boogie Preprocessor took 560.57 ms. Allocated memory is still 1.0 GB. Free memory was 763.0 MB in the beginning and 732.1 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:30,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 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 5190.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.3 MB in the end (delta: 141.2 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 618.49 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 763.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 560.57 ms. Allocated memory is still 1.0 GB. Free memory was 763.0 MB in the beginning and 732.1 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...