./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label03.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_label03.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 a91f469417fecfcde25fa5a52b02f071d3462166 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label03.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 a91f469417fecfcde25fa5a52b02f071d3462166 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:33:24,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:24,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:24,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:24,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:24,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:24,860 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:24,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:24,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:24,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:24,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:24,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:24,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:24,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:24,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:24,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:24,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:24,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:24,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:24,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:24,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:24,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:24,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:24,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:24,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:24,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:24,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:24,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:24,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:24,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:24,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:24,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:24,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:24,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:24,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:24,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:24,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:24,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:24,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:24,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:25,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:25,003 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:25,042 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:25,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:25,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:25,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:25,050 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:25,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:25,051 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:25,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:25,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:25,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:25,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:25,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:25,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:25,061 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:25,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:25,064 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:25,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:25,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:25,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:25,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:25,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:25,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:25,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:25,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:25,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:25,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:25,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:25,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:25,072 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 -> a91f469417fecfcde25fa5a52b02f071d3462166 [2019-11-26 16:33:25,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:25,731 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:25,738 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:25,741 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:25,746 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:25,748 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2019-11-26 16:33:25,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4e9655ec/dce61d0ad21f43aeac0f6fda645416c9/FLAG1ed219d4d [2019-11-26 16:33:27,168 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:27,178 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2019-11-26 16:33:27,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4e9655ec/dce61d0ad21f43aeac0f6fda645416c9/FLAG1ed219d4d [2019-11-26 16:33:27,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4e9655ec/dce61d0ad21f43aeac0f6fda645416c9 [2019-11-26 16:33:27,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:27,268 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:27,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:27,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:27,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:27,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d783985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27, skipping insertion in model container [2019-11-26 16:33:27,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:27,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:28,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:28,493 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:28,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:28,786 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:28,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28 WrapperNode [2019-11-26 16:33:28,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:28,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:28,795 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:28,795 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:28,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:29,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:29,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:29,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:29,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:29,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:29,203 INFO L168 Benchmark]: Toolchain (without parser) took 1929.11 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 967.4 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:29,204 INFO L168 Benchmark]: CDTParser took 0.37 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 16:33:29,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1521.75 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 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:29,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.61 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:29,212 INFO L168 Benchmark]: Boogie Preprocessor took 175.62 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:29,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1521.75 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 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.61 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 175.62 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 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 16:33:33,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:33,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:33,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:33,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:33,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:33,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:33,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:33,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:33,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:33,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:33,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:33,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:33,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:33,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:33,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:33,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:33,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:33,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:33,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:33,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:33,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:33,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:33,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:33,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:33,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:33,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:33,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:33,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:33,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:33,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:33,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:33,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:33,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:33,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:33,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:33,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:33,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:33,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:33,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:33,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:33,211 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:33,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:33,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:33,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:33,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:33,277 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:33,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:33,278 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:33,278 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:33,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:33,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:33,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:33,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:33,283 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:33,284 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:33,284 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:33,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:33,285 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:33,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:33,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:33,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:33,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:33,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:33,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:33,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:33,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:33,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:33,291 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:33,291 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:33,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:33,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:33,295 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 -> a91f469417fecfcde25fa5a52b02f071d3462166 [2019-11-26 16:33:33,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:33,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:33,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:33,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:33,937 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:33,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2019-11-26 16:33:34,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8527bcd/35518c9604254286ab7eb5fbb9e2e3e7/FLAGcaa7aaec9 [2019-11-26 16:33:35,215 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:35,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2019-11-26 16:33:35,241 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8527bcd/35518c9604254286ab7eb5fbb9e2e3e7/FLAGcaa7aaec9 [2019-11-26 16:33:35,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8527bcd/35518c9604254286ab7eb5fbb9e2e3e7 [2019-11-26 16:33:35,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:35,777 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:35,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:35,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:35,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:35,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:35" (1/1) ... [2019-11-26 16:33:35,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:35, skipping insertion in model container [2019-11-26 16:33:35,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:35" (1/1) ... [2019-11-26 16:33:35,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:35,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:36,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:37,062 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:37,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:37,376 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:37,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37 WrapperNode [2019-11-26 16:33:37,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:37,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:37,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:37,399 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 16:33:37,451 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 16:33:37,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:37,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:37,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:37,621 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 16:33:37,622 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 16:33:37,637 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 16:33:37,638 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 16:33:37,706 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 16:33:37,728 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 16:33:37,748 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 16:33:37,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:37,778 INFO L168 Benchmark]: Toolchain (without parser) took 1997.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 972.2 MB in the end (delta: -3.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:37,780 INFO L168 Benchmark]: CDTParser took 1.15 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 16:33:37,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1595.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 978.0 MB in the end (delta: -9.1 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,783 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.88 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:37,785 INFO L168 Benchmark]: Boogie Preprocessor took 179.65 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:37,791 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15 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 1595.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 978.0 MB in the end (delta: -9.1 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.88 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.65 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...