./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label42.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/Problem05_label42.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 b45f7af1984e4fbeffbcccfd3e517733d277a86c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_label42.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 b45f7af1984e4fbeffbcccfd3e517733d277a86c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:42:40,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:40,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:40,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:41,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:41,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:41,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:41,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:41,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:41,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:41,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:41,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:41,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:41,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:41,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:41,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:41,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:41,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:41,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:41,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:41,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:41,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:41,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:41,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:41,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:41,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:41,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:41,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:41,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:41,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:41,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:41,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:41,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:41,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:41,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:41,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:41,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:41,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:41,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:41,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:41,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:41,147 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:42:41,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:41,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:41,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:41,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:41,197 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:41,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:41,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:41,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:42:41,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:41,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:41,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:41,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:41,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:41,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:41,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:41,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:41,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:41,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:41,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:41,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:41,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:41,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:41,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:41,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:41,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:41,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:41,210 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:42:41,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:42:41,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:41,212 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 -> b45f7af1984e4fbeffbcccfd3e517733d277a86c [2019-11-24 20:42:41,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:41,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:41,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:41,808 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:41,814 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:41,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label42.c [2019-11-24 20:42:41,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17eab3161/c3ec47991fb2405b8e8ef298d00a457b/FLAG6efffa77a [2019-11-24 20:42:44,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:44,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label42.c [2019-11-24 20:42:44,175 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17eab3161/c3ec47991fb2405b8e8ef298d00a457b/FLAG6efffa77a [2019-11-24 20:42:44,214 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17eab3161/c3ec47991fb2405b8e8ef298d00a457b [2019-11-24 20:42:44,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:44,228 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:44,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:44,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:44,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:44,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:44" (1/1) ... [2019-11-24 20:42:44,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:44, skipping insertion in model container [2019-11-24 20:42:44,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:44" (1/1) ... [2019-11-24 20:42:44,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:44,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:50,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:50,162 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:52,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:53,136 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:53,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:53 WrapperNode [2019-11-24 20:42:53,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:53,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:53,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:53,146 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:53,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:53" (1/1) ... [2019-11-24 20:42:53,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:53" (1/1) ... [2019-11-24 20:42:53,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:53,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:53,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:53,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:53,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:53" (1/1) ... [2019-11-24 20:42:53,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:53" (1/1) ... [2019-11-24 20:42:54,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:53" (1/1) ... [2019-11-24 20:42:54,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:53" (1/1) ... [2019-11-24 20:42:54,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:53" (1/1) ... [2019-11-24 20:42:54,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:53" (1/1) ... [2019-11-24 20:42:54,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:53" (1/1) ... [2019-11-24 20:42:55,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:55,042 INFO L168 Benchmark]: Toolchain (without parser) took 10808.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 744.1 MB in the end (delta: 188.8 MB). Peak memory consumption was 188.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:55,045 INFO L168 Benchmark]: CDTParser took 0.89 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 20:42:55,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8908.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.0 MB in the end (delta: 54.0 MB). Peak memory consumption was 273.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:55,052 INFO L168 Benchmark]: Boogie Procedure Inliner took 800.14 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 800.3 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:55,057 INFO L168 Benchmark]: Boogie Preprocessor took 1088.92 ms. Allocated memory is still 1.0 GB. Free memory was 800.3 MB in the beginning and 744.1 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:55,068 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 8908.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.0 MB in the end (delta: 54.0 MB). Peak memory consumption was 273.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 800.14 ms. Allocated memory is still 1.0 GB. Free memory was 879.0 MB in the beginning and 800.3 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1088.92 ms. Allocated memory is still 1.0 GB. Free memory was 800.3 MB in the beginning and 744.1 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 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 20:42:59,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:59,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:59,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:59,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:59,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:59,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:59,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:59,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:59,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:59,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:59,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:59,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:59,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:59,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:59,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:59,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:59,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:59,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:59,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:59,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:59,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:59,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:59,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:59,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:59,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:59,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:59,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:59,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:59,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:59,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:59,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:59,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:59,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:59,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:59,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:59,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:59,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:59,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:59,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:59,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:59,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:42:59,323 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:59,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:59,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:59,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:59,333 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:59,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:59,334 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:59,334 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:59,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:59,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:59,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:59,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:59,337 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:59,338 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:42:59,340 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:42:59,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:59,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:59,341 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:59,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:59,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:59,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:59,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:59,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:59,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:59,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:59,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:59,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:59,347 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:42:59,347 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:42:59,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:59,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:42:59,351 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 -> b45f7af1984e4fbeffbcccfd3e517733d277a86c [2019-11-24 20:42:59,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:59,985 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:59,992 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:59,996 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:59,999 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:00,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label42.c [2019-11-24 20:43:00,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a86083b7/b3fd959f38d742ad934cc4540de5c861/FLAG6850e6776 [2019-11-24 20:43:02,373 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:02,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label42.c [2019-11-24 20:43:02,507 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a86083b7/b3fd959f38d742ad934cc4540de5c861/FLAG6850e6776 [2019-11-24 20:43:02,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a86083b7/b3fd959f38d742ad934cc4540de5c861 [2019-11-24 20:43:02,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:02,555 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:02,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:02,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:02,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:02,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:02" (1/1) ... [2019-11-24 20:43:02,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:02, skipping insertion in model container [2019-11-24 20:43:02,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:02" (1/1) ... [2019-11-24 20:43:02,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:03,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:09,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:09,593 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:12,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:12,778 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:12,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:12 WrapperNode [2019-11-24 20:43:12,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:12,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:12,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:12,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:12,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:12" (1/1) ... [2019-11-24 20:43:13,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:12" (1/1) ... [2019-11-24 20:43:13,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:13,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:13,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:13,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:13,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:12" (1/1) ... [2019-11-24 20:43:13,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:12" (1/1) ... [2019-11-24 20:43:13,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:12" (1/1) ... [2019-11-24 20:43:13,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:12" (1/1) ... [2019-11-24 20:43:14,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:12" (1/1) ... [2019-11-24 20:43:14,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:12" (1/1) ... [2019-11-24 20:43:14,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:12" (1/1) ... [2019-11-24 20:43:14,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:14,761 INFO L168 Benchmark]: Toolchain (without parser) took 12203.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 712.7 MB in the end (delta: 226.0 MB). Peak memory consumption was 226.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:14,763 INFO L168 Benchmark]: CDTParser took 2.84 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 20:43:14,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10224.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 850.4 MB in the end (delta: 88.3 MB). Peak memory consumption was 273.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:14,768 INFO L168 Benchmark]: Boogie Procedure Inliner took 1047.26 ms. Allocated memory is still 1.0 GB. Free memory was 850.4 MB in the beginning and 774.6 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:14,772 INFO L168 Benchmark]: Boogie Preprocessor took 924.78 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 712.7 MB in the end (delta: 61.9 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:14,781 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.84 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 10224.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 850.4 MB in the end (delta: 88.3 MB). Peak memory consumption was 273.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1047.26 ms. Allocated memory is still 1.0 GB. Free memory was 850.4 MB in the beginning and 774.6 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 924.78 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 712.7 MB in the end (delta: 61.9 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...