./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label18.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/Problem16_label18.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7310cf4a3b42ef0187c950fc5dfe87d438e7995 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label18.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7310cf4a3b42ef0187c950fc5dfe87d438e7995 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:55:35,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:35,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:35,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:35,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:35,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:35,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:35,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:35,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:35,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:35,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:35,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:35,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:35,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:35,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:35,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:35,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:35,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:35,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:35,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:35,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:35,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:35,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:35,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:35,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:35,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:35,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:35,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:35,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:35,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:35,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:35,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:35,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:35,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:35,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:35,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:35,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:35,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:35,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:35,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:35,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:35,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:35,921 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:35,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:35,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:35,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:35,929 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:35,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:35,931 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:35,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:35,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:35,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:35,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:35,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:35,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:35,937 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:35,937 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:35,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:35,938 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:35,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:35,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:35,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:35,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:35,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:35,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:35,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:35,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:35,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:35,944 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:35,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:35,944 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:35,945 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 -> c7310cf4a3b42ef0187c950fc5dfe87d438e7995 [2019-11-24 20:55:36,488 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:36,517 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:36,525 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:36,532 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:36,533 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:36,534 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-24 20:55:36,691 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/142cb4746/e23e77aaa7cb499a80c5464bdb6d0864/FLAGcdf0010de [2019-11-24 20:55:38,138 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:38,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-24 20:55:38,182 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/142cb4746/e23e77aaa7cb499a80c5464bdb6d0864/FLAGcdf0010de [2019-11-24 20:55:38,222 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/142cb4746/e23e77aaa7cb499a80c5464bdb6d0864 [2019-11-24 20:55:38,231 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:38,233 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:38,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:38,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:38,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:38,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:38" (1/1) ... [2019-11-24 20:55:38,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:38, skipping insertion in model container [2019-11-24 20:55:38,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:38" (1/1) ... [2019-11-24 20:55:38,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:38,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:40,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:40,205 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:41,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:41,235 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:41,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41 WrapperNode [2019-11-24 20:55:41,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:41,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:41,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:41,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:41,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:41,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:41,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:41,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:41,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:41" (1/1) ... [2019-11-24 20:55:41,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:41,962 INFO L168 Benchmark]: Toolchain (without parser) took 3721.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.0 MB in the end (delta: 64.0 MB). Peak memory consumption was 64.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:41,963 INFO L168 Benchmark]: CDTParser took 0.90 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 20:55:41,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3000.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.3 MB in the end (delta: 23.6 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:41,971 INFO L168 Benchmark]: Boogie Procedure Inliner took 348.91 ms. Allocated memory is still 1.0 GB. Free memory was 932.3 MB in the beginning and 909.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:41,974 INFO L168 Benchmark]: Boogie Preprocessor took 361.67 ms. Allocated memory is still 1.0 GB. Free memory was 909.4 MB in the beginning and 892.0 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:41,986 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 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 3000.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.3 MB in the end (delta: 23.6 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 348.91 ms. Allocated memory is still 1.0 GB. Free memory was 932.3 MB in the beginning and 909.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 361.67 ms. Allocated memory is still 1.0 GB. Free memory was 909.4 MB in the beginning and 892.0 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 20:55:46,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:46,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:46,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:46,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:46,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:46,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:46,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:46,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:46,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:46,100 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:46,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:46,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:46,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:46,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:46,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:46,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:46,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:46,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:46,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:46,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:46,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:46,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:46,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:46,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:46,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:46,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:46,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:46,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:46,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:46,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:46,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:46,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:46,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:46,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:46,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:46,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:46,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:46,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:46,197 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:46,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:46,202 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:46,241 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:46,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:46,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:46,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:46,247 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:46,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:46,250 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:46,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:46,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:46,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:46,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:46,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:46,255 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:46,255 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:46,256 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:46,256 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:46,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:46,257 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:46,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:46,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:46,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:46,261 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:46,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:46,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:46,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:46,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:46,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:46,262 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:46,265 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:46,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:46,267 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:46,267 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 -> c7310cf4a3b42ef0187c950fc5dfe87d438e7995 [2019-11-24 20:55:46,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:46,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:46,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:46,849 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:46,854 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:46,855 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-24 20:55:47,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/335f8a756/c8e9f80019fa47a19b76b70106457caf/FLAG56fb234ab [2019-11-24 20:55:48,437 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:48,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-24 20:55:48,492 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/335f8a756/c8e9f80019fa47a19b76b70106457caf/FLAG56fb234ab [2019-11-24 20:55:48,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/335f8a756/c8e9f80019fa47a19b76b70106457caf [2019-11-24 20:55:48,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:48,763 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:48,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:48,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:48,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:48,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:48" (1/1) ... [2019-11-24 20:55:48,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:48, skipping insertion in model container [2019-11-24 20:55:48,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:48" (1/1) ... [2019-11-24 20:55:48,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:48,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:50,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:50,775 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:51,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:51,288 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:51,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:51 WrapperNode [2019-11-24 20:55:51,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:51,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:51,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:51,296 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:51,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:51" (1/1) ... [2019-11-24 20:55:51,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:51" (1/1) ... [2019-11-24 20:55:51,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:51,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:51,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:51,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:51,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:51" (1/1) ... [2019-11-24 20:55:51,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:51" (1/1) ... [2019-11-24 20:55:51,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:51" (1/1) ... [2019-11-24 20:55:51,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:51" (1/1) ... [2019-11-24 20:55:51,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:51" (1/1) ... [2019-11-24 20:55:51,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:51" (1/1) ... [2019-11-24 20:55:51,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:51" (1/1) ... [2019-11-24 20:55:51,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:51,794 INFO L168 Benchmark]: Toolchain (without parser) took 3027.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 897.7 MB in the end (delta: 63.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:51,795 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:55:51,801 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2523.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 920.7 MB in the end (delta: 40.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:51,802 INFO L168 Benchmark]: Boogie Procedure Inliner took 269.15 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 903.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:51,807 INFO L168 Benchmark]: Boogie Preprocessor took 226.13 ms. Allocated memory is still 1.0 GB. Free memory was 903.4 MB in the beginning and 897.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:51,817 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2523.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 920.7 MB in the end (delta: 40.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 269.15 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 903.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.13 ms. Allocated memory is still 1.0 GB. Free memory was 903.4 MB in the beginning and 897.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...