./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem17_label14.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 c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_label14.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 c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:24,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:24,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:24,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:24,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:24,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:24,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:24,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:24,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:24,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:24,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:24,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:24,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:24,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:24,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:24,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:24,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:24,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:24,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:24,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:24,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:24,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:24,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:24,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:24,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:24,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:24,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:24,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:24,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:24,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:24,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:24,533 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:24,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:24,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:24,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:24,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:24,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:24,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:24,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:24,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:24,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:24,551 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:24,592 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:24,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:24,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:24,599 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:24,599 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:24,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:24,601 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:24,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:24,604 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:24,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:24,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:24,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:24,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:24,607 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:24,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:24,607 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:24,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:24,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:24,610 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:24,611 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:24,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:24,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:24,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:24,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:24,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:24,613 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:24,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:24,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:24,615 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 -> c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 [2019-11-25 22:42:25,098 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:25,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:25,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:25,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:25,141 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:25,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-25 22:42:25,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c69dc1f7/dfd020d3babe480c8712fd8e3cffdcc9/FLAGba68a83d1 [2019-11-25 22:42:26,810 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:26,815 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-25 22:42:26,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c69dc1f7/dfd020d3babe480c8712fd8e3cffdcc9/FLAGba68a83d1 [2019-11-25 22:42:27,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c69dc1f7/dfd020d3babe480c8712fd8e3cffdcc9 [2019-11-25 22:42:27,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:27,034 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:27,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:27,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:27,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:27,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:27" (1/1) ... [2019-11-25 22:42:27,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:27, skipping insertion in model container [2019-11-25 22:42:27,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:27" (1/1) ... [2019-11-25 22:42:27,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:27,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:29,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:29,468 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:30,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:30,364 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:30,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:30 WrapperNode [2019-11-25 22:42:30,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:30,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:30,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:30,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:30,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:30" (1/1) ... [2019-11-25 22:42:30,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:30" (1/1) ... [2019-11-25 22:42:31,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:31,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:31,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:31,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:31,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:30" (1/1) ... [2019-11-25 22:42:31,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:30" (1/1) ... [2019-11-25 22:42:31,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:30" (1/1) ... [2019-11-25 22:42:31,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:30" (1/1) ... [2019-11-25 22:42:31,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:30" (1/1) ... [2019-11-25 22:42:31,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:30" (1/1) ... [2019-11-25 22:42:31,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:30" (1/1) ... [2019-11-25 22:42:31,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:31,946 INFO L168 Benchmark]: Toolchain (without parser) took 4907.21 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 796.1 MB in the end (delta: 159.8 MB). Peak memory consumption was 159.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:31,950 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-25 22:42:31,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3328.84 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 888.3 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:31,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 731.94 ms. Allocated memory is still 1.0 GB. Free memory was 888.3 MB in the beginning and 825.3 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:31,961 INFO L168 Benchmark]: Boogie Preprocessor took 838.89 ms. Allocated memory is still 1.0 GB. Free memory was 825.3 MB in the beginning and 796.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:31,973 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 3328.84 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 888.3 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 731.94 ms. Allocated memory is still 1.0 GB. Free memory was 888.3 MB in the beginning and 825.3 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 838.89 ms. Allocated memory is still 1.0 GB. Free memory was 825.3 MB in the beginning and 796.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 0.1.24-65d6cd2 [2019-11-25 22:42:36,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:36,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:36,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:36,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:36,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:36,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:36,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:36,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:36,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:36,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:36,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:36,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:36,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:36,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:36,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:36,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:36,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:36,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:36,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:36,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:36,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:36,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:36,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:36,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:36,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:36,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:36,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:36,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:36,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:36,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:36,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:36,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:36,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:36,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:36,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:36,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:36,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:36,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:36,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:36,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:36,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:36,481 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:36,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:36,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:36,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:36,491 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:36,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:36,493 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:36,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:36,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:36,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:36,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:36,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:36,498 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:36,499 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:36,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:36,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:36,502 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:36,502 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:36,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:36,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:36,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:36,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:36,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:36,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:36,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:36,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:36,511 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:36,511 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:36,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:36,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:36,514 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 -> c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 [2019-11-25 22:42:37,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:37,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:37,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:37,100 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:37,102 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:37,105 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-25 22:42:37,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d802271c/a8c1c19a15f942cb8bf23f4ee2000d56/FLAG530b27d63 [2019-11-25 22:42:38,754 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:38,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-25 22:42:38,811 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d802271c/a8c1c19a15f942cb8bf23f4ee2000d56/FLAG530b27d63 [2019-11-25 22:42:38,850 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d802271c/a8c1c19a15f942cb8bf23f4ee2000d56 [2019-11-25 22:42:38,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:38,863 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:38,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:38,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:38,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:38,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:38" (1/1) ... [2019-11-25 22:42:38,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:38, skipping insertion in model container [2019-11-25 22:42:38,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:38" (1/1) ... [2019-11-25 22:42:38,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:39,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:41,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:41,584 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:42,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:42,851 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:42,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:42 WrapperNode [2019-11-25 22:42:42,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:42,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:42,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:42,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:42,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:42" (1/1) ... [2019-11-25 22:42:42,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:42" (1/1) ... [2019-11-25 22:42:43,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:43,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:43,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:43,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:43,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:42" (1/1) ... [2019-11-25 22:42:43,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:42" (1/1) ... [2019-11-25 22:42:43,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:42" (1/1) ... [2019-11-25 22:42:43,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:42" (1/1) ... [2019-11-25 22:42:43,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:42" (1/1) ... [2019-11-25 22:42:43,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:42" (1/1) ... [2019-11-25 22:42:43,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:42" (1/1) ... [2019-11-25 22:42:43,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:43,715 INFO L168 Benchmark]: Toolchain (without parser) took 4845.87 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 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:43,716 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-25 22:42:43,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3987.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:43,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 407.07 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:43,726 INFO L168 Benchmark]: Boogie Preprocessor took 442.48 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:43,737 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 3987.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 407.07 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 442.48 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...