./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem01_label07.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 1ca819190f643deb29414a088c4aa6e4cb582023 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label07.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 1ca819190f643deb29414a088c4aa6e4cb582023 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:25,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:25,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:25,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:25,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:25,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:25,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:25,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:25,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:25,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:25,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:25,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:25,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:25,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:25,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:25,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:25,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:25,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:25,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:25,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:25,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:25,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:25,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:25,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:25,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:25,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:25,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:25,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:25,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:25,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:25,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:25,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:25,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:25,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:25,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:26,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:26,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:26,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:26,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:26,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:26,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:26,011 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:26,047 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:26,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:26,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:26,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:26,055 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:26,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:26,056 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:26,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:26,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:26,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:26,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:26,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:26,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:26,062 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:26,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:26,062 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:26,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:26,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:26,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:26,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:26,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:26,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:26,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:26,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:26,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:26,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:26,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:26,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:26,070 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 -> 1ca819190f643deb29414a088c4aa6e4cb582023 [2019-11-26 16:33:26,696 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:26,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:26,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:26,738 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:26,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:26,743 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-26 16:33:26,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9f0fad73/f9e19948b1974e2aa0c5da6efe7cd003/FLAG87653ebbf [2019-11-26 16:33:28,153 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:28,154 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-26 16:33:28,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9f0fad73/f9e19948b1974e2aa0c5da6efe7cd003/FLAG87653ebbf [2019-11-26 16:33:28,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9f0fad73/f9e19948b1974e2aa0c5da6efe7cd003 [2019-11-26 16:33:28,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:28,236 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:28,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:28,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:28,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:28,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28, skipping insertion in model container [2019-11-26 16:33:28,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:28,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:29,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:29,486 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:29,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:29,824 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:29,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29 WrapperNode [2019-11-26 16:33:29,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:29,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:29,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:29,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:29,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:29,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:30,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:30,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:30,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:30,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:30,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:30,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:30,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:30,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:30,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:30,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:30,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:30,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:30,260 INFO L168 Benchmark]: Toolchain (without parser) took 2021.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 875.6 kB). Peak memory consumption was 941.1 kB. Max. memory is 12.5 GB. [2019-11-26 16:33:30,263 INFO L168 Benchmark]: CDTParser took 3.53 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. [2019-11-26 16:33:30,270 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1593.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.3 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:30,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.33 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:30,277 INFO L168 Benchmark]: Boogie Preprocessor took 182.37 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:30,293 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.53 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 1593.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.3 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.33 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.37 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:34,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:34,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:34,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:34,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:34,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:34,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:34,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:34,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:34,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:34,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:34,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:34,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:34,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:34,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:34,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:34,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:34,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:34,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:34,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:34,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:34,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:34,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:34,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:34,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:34,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:34,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:34,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:34,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:34,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:34,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:34,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:34,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:34,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:34,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:34,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:34,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:34,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:34,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:34,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:34,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:34,266 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:34,307 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:34,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:34,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:34,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:34,316 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:34,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:34,318 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:34,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:34,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:34,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:34,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:34,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:34,323 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:34,323 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:34,324 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:34,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:34,324 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:34,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:34,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:34,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:34,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:34,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:34,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:34,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:34,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:34,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:34,330 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:34,331 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:34,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:34,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:34,335 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 -> 1ca819190f643deb29414a088c4aa6e4cb582023 [2019-11-26 16:33:34,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:34,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:34,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:34,956 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:34,957 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:34,958 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-26 16:33:35,113 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a966746/0c3314fafea74420bce50df49c254974/FLAGca614d8bd [2019-11-26 16:33:36,246 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:36,254 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2019-11-26 16:33:36,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a966746/0c3314fafea74420bce50df49c254974/FLAGca614d8bd [2019-11-26 16:33:36,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a966746/0c3314fafea74420bce50df49c254974 [2019-11-26 16:33:36,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:36,320 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:36,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:36,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:36,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:36,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36, skipping insertion in model container [2019-11-26 16:33:36,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:36,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:37,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:37,559 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:37,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:37,874 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:37,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37 WrapperNode [2019-11-26 16:33:37,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:37,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:37,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:37,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:38,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:38,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:38,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:38,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:38,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:38,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:38,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:38,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:38,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:38,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:38,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:38,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:38,312 INFO L168 Benchmark]: Toolchain (without parser) took 1985.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.8 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:38,313 INFO L168 Benchmark]: CDTParser took 1.58 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. [2019-11-26 16:33:38,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1551.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:38,320 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.15 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:38,323 INFO L168 Benchmark]: Boogie Preprocessor took 199.70 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:38,333 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 1551.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 226.15 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.70 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 950.8 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...