./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem18_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 166c89f96efe86a0868ce51f045208aa02b63794 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_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 166c89f96efe86a0868ce51f045208aa02b63794 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:07,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:07,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:07,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:07,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:07,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:07,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:07,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:07,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:07,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:07,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:07,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:07,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:07,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:07,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:07,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:07,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:07,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:07,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:07,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:07,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:07,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:07,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:07,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:07,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:07,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:07,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:07,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:07,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:07,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:07,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:07,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:07,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:07,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:07,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:07,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:07,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:07,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:07,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:07,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:07,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:07,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:07,501 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:07,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:07,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:07,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:07,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:07,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:07,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:07,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:07,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:07,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:07,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:07,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:07,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:07,514 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:07,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:07,515 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:07,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:07,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:07,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:07,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:07,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:07,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:07,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:07,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:07,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:07,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:07,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:07,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:07,523 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 -> 166c89f96efe86a0868ce51f045208aa02b63794 [2019-11-27 09:38:08,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:08,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:08,137 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:08,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:08,143 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:08,148 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label03.c [2019-11-27 09:38:08,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4db1c383/8bbb326e77494752b0c1b0b253abd9c3/FLAGdee471e48 [2019-11-27 09:38:09,838 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:09,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label03.c [2019-11-27 09:38:09,893 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4db1c383/8bbb326e77494752b0c1b0b253abd9c3/FLAGdee471e48 [2019-11-27 09:38:10,008 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4db1c383/8bbb326e77494752b0c1b0b253abd9c3 [2019-11-27 09:38:10,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:10,021 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:10,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:10,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:10,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:10,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:10" (1/1) ... [2019-11-27 09:38:10,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be2349e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:10, skipping insertion in model container [2019-11-27 09:38:10,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:10" (1/1) ... [2019-11-27 09:38:10,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:10,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:12,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:12,614 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:13,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:13,750 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:13,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13 WrapperNode [2019-11-27 09:38:13,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:13,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:13,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:13,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:13,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:13,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:14,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:14,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:14,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:14,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13" (1/1) ... [2019-11-27 09:38:14,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:14,872 INFO L168 Benchmark]: Toolchain (without parser) took 4842.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 813.5 MB in the end (delta: 141.1 MB). Peak memory consumption was 141.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,873 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-27 09:38:14,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3727.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 882.2 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,884 INFO L168 Benchmark]: Boogie Procedure Inliner took 512.02 ms. Allocated memory is still 1.0 GB. Free memory was 882.2 MB in the beginning and 842.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,886 INFO L168 Benchmark]: Boogie Preprocessor took 593.96 ms. Allocated memory is still 1.0 GB. Free memory was 842.1 MB in the beginning and 813.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,898 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 3727.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 882.2 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 512.02 ms. Allocated memory is still 1.0 GB. Free memory was 882.2 MB in the beginning and 842.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 593.96 ms. Allocated memory is still 1.0 GB. Free memory was 842.1 MB in the beginning and 813.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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-da95e15 [2019-11-27 09:38:18,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:18,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:18,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:18,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:18,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:19,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:19,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:19,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:19,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:19,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:19,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:19,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:19,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:19,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:19,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:19,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:19,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:19,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:19,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:19,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:19,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:19,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:19,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:19,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:19,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:19,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:19,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:19,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:19,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:19,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:19,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:19,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:19,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:19,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:19,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:19,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:19,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:19,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:19,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:19,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:19,147 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:19,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:19,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:19,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:19,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:19,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:19,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:19,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:19,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:19,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:19,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:19,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:19,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:19,200 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:19,200 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:19,201 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:19,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:19,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:19,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:19,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:19,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:19,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:19,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:19,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:19,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:19,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:19,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:19,208 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:19,209 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:19,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:19,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:19,213 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 -> 166c89f96efe86a0868ce51f045208aa02b63794 [2019-11-27 09:38:19,744 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:19,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:19,778 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:19,780 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:19,784 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:19,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label03.c [2019-11-27 09:38:19,936 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98b22d843/b6bc23d68cd74133a6a762f8ca42cc4f/FLAG6be249e27 [2019-11-27 09:38:21,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:21,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label03.c [2019-11-27 09:38:21,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98b22d843/b6bc23d68cd74133a6a762f8ca42cc4f/FLAG6be249e27 [2019-11-27 09:38:21,646 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98b22d843/b6bc23d68cd74133a6a762f8ca42cc4f [2019-11-27 09:38:21,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:21,659 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:21,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:21,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:21,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:21,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21, skipping insertion in model container [2019-11-27 09:38:21,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:21,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:24,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:24,519 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:25,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:25,874 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:25,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25 WrapperNode [2019-11-27 09:38:25,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:25,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:25,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:25,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:25,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:26,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:26,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:26,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:26,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:26,760 INFO L168 Benchmark]: Toolchain (without parser) took 5098.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 798.5 MB in the end (delta: 157.4 MB). Peak memory consumption was 157.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,761 INFO L168 Benchmark]: CDTParser took 1.16 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. [2019-11-27 09:38:26,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4218.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 844.4 MB in the end (delta: 111.6 MB). Peak memory consumption was 111.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,768 INFO L168 Benchmark]: Boogie Procedure Inliner took 427.77 ms. Allocated memory is still 1.0 GB. Free memory was 844.4 MB in the beginning and 821.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,771 INFO L168 Benchmark]: Boogie Preprocessor took 443.82 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 798.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,781 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 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 4218.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 844.4 MB in the end (delta: 111.6 MB). Peak memory consumption was 111.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 427.77 ms. Allocated memory is still 1.0 GB. Free memory was 844.4 MB in the beginning and 821.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 443.82 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 798.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...