./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label16.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/Problem02_label16.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 b5d27e813284518a11dcc3cc5ae3d66f549ea677 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem02_label16.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 b5d27e813284518a11dcc3cc5ae3d66f549ea677 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:34:04,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:04,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:04,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:04,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:04,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:04,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:04,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:04,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:04,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:04,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:04,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:04,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:04,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:04,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:04,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:04,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:04,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:04,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:04,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:04,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:04,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:04,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:04,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:04,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:04,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:04,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:04,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:04,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:04,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:04,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:04,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:04,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:04,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:04,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:04,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:04,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:04,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:04,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:04,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:04,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:04,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:04,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:04,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:04,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:04,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:04,300 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:04,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:04,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:04,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:04,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:04,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:04,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:04,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:04,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:04,308 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:04,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:04,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:04,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:04,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:04,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:04,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:04,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:04,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:04,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:04,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:04,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:04,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:04,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:04,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:04,314 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 -> b5d27e813284518a11dcc3cc5ae3d66f549ea677 [2019-11-26 16:34:04,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:04,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:04,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:04,963 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:04,964 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:04,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label16.c [2019-11-26 16:34:05,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d79b8f9ae/9d46f89dd56e4671b40b734fe20908fa/FLAG2136aff1b [2019-11-26 16:34:06,414 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:06,420 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label16.c [2019-11-26 16:34:06,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d79b8f9ae/9d46f89dd56e4671b40b734fe20908fa/FLAG2136aff1b [2019-11-26 16:34:06,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d79b8f9ae/9d46f89dd56e4671b40b734fe20908fa [2019-11-26 16:34:06,501 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:06,505 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:06,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:06,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:06,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:06,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,527 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 04:34:06, skipping insertion in model container [2019-11-26 16:34:06,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:06,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:07,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:07,667 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:07,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:07,979 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:07,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07 WrapperNode [2019-11-26 16:34:07,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:07,985 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:07,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:07,986 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:08,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:08,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:08,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:08,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:08,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:07" (1/1) ... [2019-11-26 16:34:08,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:08,389 INFO L168 Benchmark]: Toolchain (without parser) took 1877.19 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 966.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:08,393 INFO L168 Benchmark]: CDTParser took 1.96 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 16:34:08,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1476.01 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 977.4 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:08,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.61 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 971.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:08,404 INFO L168 Benchmark]: Boogie Preprocessor took 172.07 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:08,414 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.96 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 1476.01 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 977.4 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.61 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 971.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 172.07 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 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 16:34:12,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:12,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:12,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:12,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:12,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:12,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:12,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:12,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:12,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:12,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:12,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:12,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:12,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:12,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:12,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:12,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:12,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:12,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:12,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:12,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:12,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:12,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:12,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:12,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:12,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:12,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:12,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:12,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:12,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:12,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:12,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:12,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:12,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:12,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:12,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:12,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:12,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:12,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:12,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:12,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:12,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:12,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:12,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:12,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:12,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:12,617 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:12,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:12,618 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:12,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:12,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:12,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:12,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:12,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:12,622 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:12,625 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:12,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:12,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:12,626 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:12,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:12,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:12,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:12,630 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:12,630 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:12,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:12,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:12,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:12,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:12,632 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:12,635 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:12,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:12,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:12,637 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 -> b5d27e813284518a11dcc3cc5ae3d66f549ea677 [2019-11-26 16:34:13,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:13,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:13,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:13,313 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:13,317 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:13,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label16.c [2019-11-26 16:34:13,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb9924001/5ce67cad9f8d42df9b4fead14d6f2c29/FLAG79a04d85f [2019-11-26 16:34:14,678 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:14,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label16.c [2019-11-26 16:34:14,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb9924001/5ce67cad9f8d42df9b4fead14d6f2c29/FLAG79a04d85f [2019-11-26 16:34:14,753 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb9924001/5ce67cad9f8d42df9b4fead14d6f2c29 [2019-11-26 16:34:14,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:14,768 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:14,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:14,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:14,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:14,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,790 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 04:34:14, skipping insertion in model container [2019-11-26 16:34:14,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:14,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:15,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:15,979 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:16,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:16,321 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:16,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16 WrapperNode [2019-11-26 16:34:16,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:16,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:16,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:16,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:16,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:16,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:16,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:16,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:16,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:16" (1/1) ... [2019-11-26 16:34:16,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:16,711 INFO L168 Benchmark]: Toolchain (without parser) took 1935.86 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 955.1 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:16,712 INFO L168 Benchmark]: CDTParser took 0.37 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 16:34:16,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1552.91 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 966.5 MB in the end (delta: 907.3 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:16,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.76 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 16:34:16,722 INFO L168 Benchmark]: Boogie Preprocessor took 198.72 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:16,737 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1552.91 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 966.5 MB in the end (delta: 907.3 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.76 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. * Boogie Preprocessor took 198.72 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 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...