./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label43.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem14_label43.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 aaebc66109211c5340229485760e37fee1256d9e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label43.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 aaebc66109211c5340229485760e37fee1256d9e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:33,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:33,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:33,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:33,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:33,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:33,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:33,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:33,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:33,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:33,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:33,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:33,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:33,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:33,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:33,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:33,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:33,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:33,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:33,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:33,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:33,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:33,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:33,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:33,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:33,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:33,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:33,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:33,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:33,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:33,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:33,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:33,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:33,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:33,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:33,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:33,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:33,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:33,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:33,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:33,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:33,506 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:33,551 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:33,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:33,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:33,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:33,562 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:33,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:33,565 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:33,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:33,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:33,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:33,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:33,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:33,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:33,569 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:33,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:33,571 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:33,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:33,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:33,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:33,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:33,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:33,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:33,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:33,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:33,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:33,579 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:33,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:33,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:33,580 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 -> aaebc66109211c5340229485760e37fee1256d9e [2019-11-27 15:57:34,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:34,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:34,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:34,235 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:34,238 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:34,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label43.c [2019-11-27 15:57:34,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c70ae608/5c1d88254aa6417e81c5667154a86e82/FLAG8450844ea [2019-11-27 15:57:35,771 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:35,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label43.c [2019-11-27 15:57:35,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c70ae608/5c1d88254aa6417e81c5667154a86e82/FLAG8450844ea [2019-11-27 15:57:35,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c70ae608/5c1d88254aa6417e81c5667154a86e82 [2019-11-27 15:57:35,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:35,866 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:35,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:35,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:35,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:35,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35, skipping insertion in model container [2019-11-27 15:57:35,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:36,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:37,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:37,269 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:37,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:37,692 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:37,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37 WrapperNode [2019-11-27 15:57:37,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:37,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:37,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:37,700 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:37,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:37,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:37,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:37,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:37,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:38,168 INFO L168 Benchmark]: Toolchain (without parser) took 2295.35 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 950.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,169 INFO L168 Benchmark]: CDTParser took 1.33 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. [2019-11-27 15:57:38,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1827.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.3 MB in the end (delta: -5.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.41 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,180 INFO L168 Benchmark]: Boogie Preprocessor took 224.43 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 1827.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.3 MB in the end (delta: -5.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.41 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.43 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:42,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:42,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:42,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:42,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:42,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:42,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:42,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:42,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:42,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:42,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:42,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:42,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:42,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:42,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:42,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:42,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:42,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:42,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:42,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:42,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:42,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:42,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:42,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:42,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:42,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:42,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:42,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:42,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:42,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:42,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:42,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:42,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:42,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:42,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:42,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:42,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:42,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:42,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:42,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:42,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:42,374 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:42,414 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:42,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:42,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:42,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:42,422 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:42,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:42,424 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:42,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:42,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:42,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:42,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:42,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:42,429 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:42,431 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:42,431 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:42,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:42,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:42,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:42,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:42,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:42,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:42,437 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:42,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:42,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:42,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:42,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:42,440 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:42,440 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:42,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:42,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:42,445 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 -> aaebc66109211c5340229485760e37fee1256d9e [2019-11-27 15:57:43,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:43,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:43,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:43,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:43,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:43,070 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label43.c [2019-11-27 15:57:43,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/143af813f/44136f9c9ecc4a7387c63f51625d23f7/FLAG55cd0b842 [2019-11-27 15:57:44,546 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:44,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label43.c [2019-11-27 15:57:44,592 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/143af813f/44136f9c9ecc4a7387c63f51625d23f7/FLAG55cd0b842 [2019-11-27 15:57:44,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/143af813f/44136f9c9ecc4a7387c63f51625d23f7 [2019-11-27 15:57:44,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:44,655 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:44,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:44,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:44,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:44,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44, skipping insertion in model container [2019-11-27 15:57:44,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:44,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:46,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:46,213 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:46,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:46,648 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:46,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:46 WrapperNode [2019-11-27 15:57:46,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:46,663 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:46,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:46,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:46,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:46,731 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:46,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:46,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:46,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:46,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:46,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:46,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:46,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:46,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:46,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:47,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:47,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:46" (1/1) ... [2019-11-27 15:57:47,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:47,083 INFO L168 Benchmark]: Toolchain (without parser) took 2418.08 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 944.9 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:47,085 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. [2019-11-27 15:57:47,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1988.15 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 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:47,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.05 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:47,094 INFO L168 Benchmark]: Boogie Preprocessor took 186.66 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:47,106 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 1988.15 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 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.05 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.66 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 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...