./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label50.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/Problem17_label50.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 b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label50.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 b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:37:55,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:55,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:55,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:55,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:55,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:55,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:55,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:55,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:55,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:55,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:55,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:55,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:55,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:55,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:55,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:55,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:55,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:55,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:55,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:55,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:55,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:55,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:55,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:55,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:55,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:55,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:55,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:55,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:55,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:55,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:55,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:55,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:55,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:55,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:55,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:55,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:55,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:55,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:55,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:55,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:55,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:55,593 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:55,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:55,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:55,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:55,600 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:55,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:55,603 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:55,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:55,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:55,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:55,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:55,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:55,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:55,608 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:55,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:55,609 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:55,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:55,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:55,610 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:55,610 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:55,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:55,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:55,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:55,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:55,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:55,614 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:55,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:55,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:55,615 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 -> b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c [2019-11-27 09:37:56,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:56,174 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:56,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:56,185 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:56,186 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:56,189 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-27 09:37:56,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5019ff471/64b6942fc60d427cbe4f2171e5ed8594/FLAGf1b1c2ebc [2019-11-27 09:37:57,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:57,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-27 09:37:57,886 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5019ff471/64b6942fc60d427cbe4f2171e5ed8594/FLAGf1b1c2ebc [2019-11-27 09:37:58,038 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5019ff471/64b6942fc60d427cbe4f2171e5ed8594 [2019-11-27 09:37:58,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:58,053 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:58,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:58,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:58,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:58,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:58" (1/1) ... [2019-11-27 09:37:58,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:58, skipping insertion in model container [2019-11-27 09:37:58,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:58" (1/1) ... [2019-11-27 09:37:58,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:58,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:00,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:00,462 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:01,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:01,336 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:01,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01 WrapperNode [2019-11-27 09:38:01,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:01,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:01,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:01,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:01,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:01,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:02,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:02,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:02,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:02,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:02,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:02,875 INFO L168 Benchmark]: Toolchain (without parser) took 4816.09 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 795.9 MB in the end (delta: 158.6 MB). Peak memory consumption was 158.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:02,877 INFO L168 Benchmark]: CDTParser took 0.45 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 09:38:02,881 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3283.85 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 888.6 MB in the end (delta: 65.9 MB). Peak memory consumption was 66.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:02,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 739.21 ms. Allocated memory is still 1.0 GB. Free memory was 888.6 MB in the beginning and 825.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:02,888 INFO L168 Benchmark]: Boogie Preprocessor took 784.43 ms. Allocated memory is still 1.0 GB. Free memory was 825.6 MB in the beginning and 795.9 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:02,899 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 3283.85 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 888.6 MB in the end (delta: 65.9 MB). Peak memory consumption was 66.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 739.21 ms. Allocated memory is still 1.0 GB. Free memory was 888.6 MB in the beginning and 825.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 784.43 ms. Allocated memory is still 1.0 GB. Free memory was 825.6 MB in the beginning and 795.9 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 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-da95e15 [2019-11-27 09:38:06,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:06,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:06,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:06,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:06,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:06,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:07,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:07,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:07,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:07,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:07,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:07,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:07,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:07,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:07,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:07,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:07,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:07,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:07,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:07,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:07,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:07,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:07,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:07,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:07,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:07,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:07,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:07,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:07,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:07,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:07,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:07,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:07,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:07,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:07,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:07,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:07,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:07,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:07,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:07,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:07,098 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:07,125 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:07,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:07,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:07,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:07,132 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:07,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:07,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:07,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:07,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:07,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:07,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:07,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:07,136 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:07,137 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:07,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:07,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:07,140 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:07,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:07,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:07,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:07,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:07,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:07,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:07,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:07,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:07,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:07,142 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:07,143 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:07,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:07,145 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:07,146 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 -> b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c [2019-11-27 09:38:07,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:07,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:07,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:07,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:07,828 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:07,829 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-27 09:38:07,981 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93618ae88/64071bab5da1485c9a2ab2ef3e013e7b/FLAG569996932 [2019-11-27 09:38:09,506 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:09,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-27 09:38:09,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93618ae88/64071bab5da1485c9a2ab2ef3e013e7b/FLAG569996932 [2019-11-27 09:38:09,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93618ae88/64071bab5da1485c9a2ab2ef3e013e7b [2019-11-27 09:38:09,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:09,693 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:09,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:09,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:09,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:09,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:09" (1/1) ... [2019-11-27 09:38:09,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:09, skipping insertion in model container [2019-11-27 09:38:09,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:09" (1/1) ... [2019-11-27 09:38:09,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:09,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:12,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:12,457 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:13,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:13,725 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:13,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:13 WrapperNode [2019-11-27 09:38:13,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:13,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:13,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:13,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:13,755 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 09:38:13,853 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 09:38:14,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:14,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:14,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:14,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:14,152 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 09:38:14,161 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 09:38:14,210 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 09:38:14,210 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 09:38:14,370 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 09:38:14,427 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 09:38:14,485 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 09:38:14,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:14,551 INFO L168 Benchmark]: Toolchain (without parser) took 4853.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 787.5 MB in the end (delta: 165.6 MB). Peak memory consumption was 165.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,552 INFO L168 Benchmark]: CDTParser took 0.40 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 09:38:14,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4032.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.3 MB in the beginning and 827.6 MB in the end (delta: 119.7 MB). Peak memory consumption was 119.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 397.61 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,565 INFO L168 Benchmark]: Boogie Preprocessor took 414.19 ms. Allocated memory is still 1.0 GB. Free memory was 804.7 MB in the beginning and 787.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:14,574 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4032.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.3 MB in the beginning and 827.6 MB in the end (delta: 119.7 MB). Peak memory consumption was 119.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 397.61 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 414.19 ms. Allocated memory is still 1.0 GB. Free memory was 804.7 MB in the beginning and 787.5 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...