./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem19_label17.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 68e3f6fa115b185161f333ded982157de0786357 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label17.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 68e3f6fa115b185161f333ded982157de0786357 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:51,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:51,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:51,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:51,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:51,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:51,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:51,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:51,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:51,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:51,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:51,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:51,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:51,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:51,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:51,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:51,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:51,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:51,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:51,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:51,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:51,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:51,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:51,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:51,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:51,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:51,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:51,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:51,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:51,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:51,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:51,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:51,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:51,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:51,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:51,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:51,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:51,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:51,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:51,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:51,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:51,721 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:51,761 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:51,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:51,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:51,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:51,769 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:51,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:51,770 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:51,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:51,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:51,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:51,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:51,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:51,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:51,778 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:51,778 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:51,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:51,779 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:51,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:51,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:51,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:51,782 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:51,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:51,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:51,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:51,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:51,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:51,784 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:51,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:51,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:51,787 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 -> 68e3f6fa115b185161f333ded982157de0786357 [2019-11-24 20:57:52,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:52,439 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:52,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:52,453 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:52,454 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:52,455 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label17.c [2019-11-24 20:57:52,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71d0d840e/2da11aefb6b14a8cad0211106244b3a4/FLAG87de714aa [2019-11-24 20:57:54,471 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:54,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label17.c [2019-11-24 20:57:54,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71d0d840e/2da11aefb6b14a8cad0211106244b3a4/FLAG87de714aa [2019-11-24 20:57:54,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71d0d840e/2da11aefb6b14a8cad0211106244b3a4 [2019-11-24 20:57:54,631 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:54,637 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:54,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:54,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:54,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:54,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:54" (1/1) ... [2019-11-24 20:57:54,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:54, skipping insertion in model container [2019-11-24 20:57:54,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:54" (1/1) ... [2019-11-24 20:57:54,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:55,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:59,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:59,832 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:02,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:02,376 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:02,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:02 WrapperNode [2019-11-24 20:58:02,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:02,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:02,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:02,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:02,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:02" (1/1) ... [2019-11-24 20:58:02,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:02" (1/1) ... [2019-11-24 20:58:03,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:03,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:03,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:03,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:03,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:02" (1/1) ... [2019-11-24 20:58:03,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:02" (1/1) ... [2019-11-24 20:58:04,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:02" (1/1) ... [2019-11-24 20:58:04,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:02" (1/1) ... [2019-11-24 20:58:05,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:02" (1/1) ... [2019-11-24 20:58:05,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:02" (1/1) ... [2019-11-24 20:58:05,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:02" (1/1) ... [2019-11-24 20:58:06,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:06,247 INFO L168 Benchmark]: Toolchain (without parser) took 11606.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 777.3 MB in the end (delta: 161.5 MB). Peak memory consumption was 396.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:06,250 INFO L168 Benchmark]: CDTParser took 4.20 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. [2019-11-24 20:58:06,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7740.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 874.1 MB in the end (delta: 64.7 MB). Peak memory consumption was 278.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:06,256 INFO L168 Benchmark]: Boogie Procedure Inliner took 1422.11 ms. Allocated memory is still 1.0 GB. Free memory was 874.1 MB in the beginning and 712.3 MB in the end (delta: 161.9 MB). Peak memory consumption was 161.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:06,259 INFO L168 Benchmark]: Boogie Preprocessor took 2434.43 ms. Allocated memory is still 1.0 GB. Free memory was 712.3 MB in the beginning and 777.3 MB in the end (delta: -65.0 MB). Peak memory consumption was 169.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:06,271 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.20 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 7740.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 874.1 MB in the end (delta: 64.7 MB). Peak memory consumption was 278.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1422.11 ms. Allocated memory is still 1.0 GB. Free memory was 874.1 MB in the beginning and 712.3 MB in the end (delta: 161.9 MB). Peak memory consumption was 161.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2434.43 ms. Allocated memory is still 1.0 GB. Free memory was 712.3 MB in the beginning and 777.3 MB in the end (delta: -65.0 MB). Peak memory consumption was 169.6 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 0.1.24-32f2683 [2019-11-24 20:58:10,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:10,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:10,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:10,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:10,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:10,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:10,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:10,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:10,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:10,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:10,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:10,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:10,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:10,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:10,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:10,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:10,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:10,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:10,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:10,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:10,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:10,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:10,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:10,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:10,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:10,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:10,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:10,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:10,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:10,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:10,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:10,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:10,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:10,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:10,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:10,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:10,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:10,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:10,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:10,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:10,580 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:58:10,620 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:10,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:10,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:10,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:10,654 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:10,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:10,657 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:10,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:10,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:10,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:10,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:10,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:10,660 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:10,662 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:58:10,663 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:58:10,663 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:10,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:10,663 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:10,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:10,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:10,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:10,668 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:10,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:10,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:10,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:10,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:10,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:10,671 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:58:10,671 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:58:10,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:10,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:58:10,675 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 -> 68e3f6fa115b185161f333ded982157de0786357 [2019-11-24 20:58:11,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:11,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:11,251 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:11,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:11,258 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:11,259 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label17.c [2019-11-24 20:58:11,416 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e29cddc89/0b6f2d961d594279950145cd688cad38/FLAG40514672f [2019-11-24 20:58:13,520 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:13,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label17.c [2019-11-24 20:58:13,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e29cddc89/0b6f2d961d594279950145cd688cad38/FLAG40514672f [2019-11-24 20:58:13,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e29cddc89/0b6f2d961d594279950145cd688cad38 [2019-11-24 20:58:13,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:13,708 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:13,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:13,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:13,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:13,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:13" (1/1) ... [2019-11-24 20:58:13,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:13, skipping insertion in model container [2019-11-24 20:58:13,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:13" (1/1) ... [2019-11-24 20:58:13,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:14,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:19,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:19,748 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:22,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:22,729 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:22,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:22 WrapperNode [2019-11-24 20:58:22,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:22,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:22,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:22,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:22,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:22" (1/1) ... [2019-11-24 20:58:22,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:22" (1/1) ... [2019-11-24 20:58:23,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:23,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:23,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:23,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:23,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:22" (1/1) ... [2019-11-24 20:58:23,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:22" (1/1) ... [2019-11-24 20:58:23,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:22" (1/1) ... [2019-11-24 20:58:23,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:22" (1/1) ... [2019-11-24 20:58:24,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:22" (1/1) ... [2019-11-24 20:58:24,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:22" (1/1) ... [2019-11-24 20:58:24,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:22" (1/1) ... [2019-11-24 20:58:24,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:25,010 INFO L168 Benchmark]: Toolchain (without parser) took 11298.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 861.9 MB in the end (delta: 71.1 MB). Peak memory consumption was 308.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:25,013 INFO L168 Benchmark]: CDTParser took 2.50 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. [2019-11-24 20:58:25,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9022.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 753.1 MB in the end (delta: 179.9 MB). Peak memory consumption was 252.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:25,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 833.19 ms. Allocated memory is still 1.0 GB. Free memory was 753.1 MB in the beginning and 683.5 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:25,023 INFO L168 Benchmark]: Boogie Preprocessor took 1434.42 ms. Allocated memory is still 1.0 GB. Free memory was 683.5 MB in the beginning and 861.9 MB in the end (delta: -178.5 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:25,031 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 9022.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 753.1 MB in the end (delta: 179.9 MB). Peak memory consumption was 252.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 833.19 ms. Allocated memory is still 1.0 GB. Free memory was 753.1 MB in the beginning and 683.5 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1434.42 ms. Allocated memory is still 1.0 GB. Free memory was 683.5 MB in the beginning and 861.9 MB in the end (delta: -178.5 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...