./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label46.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label46.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 39c0417ce69a7324762949090bf37e32a0611157 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label46.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 39c0417ce69a7324762949090bf37e32a0611157 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:01:33,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:33,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:33,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:33,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:33,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:33,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:33,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:33,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:33,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:33,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:33,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:33,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:33,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:33,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:33,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:33,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:33,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:33,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:33,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:33,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:33,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:33,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:33,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:33,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:33,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:33,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:33,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:33,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:33,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:33,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:33,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:33,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:33,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:33,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:33,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:33,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:33,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:33,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:33,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:33,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:33,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:01:33,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:33,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:33,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:33,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:33,653 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:33,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:33,653 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:33,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:01:33,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:33,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:33,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:33,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:33,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:33,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:33,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:33,661 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:33,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:33,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:33,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:33,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:33,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:33,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:33,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:33,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:33,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:33,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:01:33,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:01:33,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:33,668 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 -> 39c0417ce69a7324762949090bf37e32a0611157 [2019-11-27 16:01:34,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:34,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:34,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:34,280 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:34,283 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:34,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2019-11-27 16:01:34,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e82434d/279be62e668b49aeb510bd0e5a687795/FLAG7013e59cd [2019-11-27 16:01:36,244 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:36,248 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2019-11-27 16:01:36,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e82434d/279be62e668b49aeb510bd0e5a687795/FLAG7013e59cd [2019-11-27 16:01:36,588 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e82434d/279be62e668b49aeb510bd0e5a687795 [2019-11-27 16:01:36,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:36,595 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:36,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:36,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:36,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:36,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:36,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36, skipping insertion in model container [2019-11-27 16:01:36,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:36,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:37,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:41,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:41,687 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:44,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:44,196 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:44,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:44 WrapperNode [2019-11-27 16:01:44,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:44,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:44,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:44,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:44,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:44" (1/1) ... [2019-11-27 16:01:44,391 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:44" (1/1) ... [2019-11-27 16:01:45,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:45,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:45,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:45,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:45,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:44" (1/1) ... [2019-11-27 16:01:45,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:44" (1/1) ... [2019-11-27 16:01:46,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:44" (1/1) ... [2019-11-27 16:01:46,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:44" (1/1) ... [2019-11-27 16:01:47,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:44" (1/1) ... [2019-11-27 16:01:47,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:44" (1/1) ... [2019-11-27 16:01:48,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:44" (1/1) ... [2019-11-27 16:01:48,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:48,793 INFO L168 Benchmark]: Toolchain (without parser) took 12190.62 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 779.2 MB in the end (delta: 159.6 MB). Peak memory consumption was 399.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:48,795 INFO L168 Benchmark]: CDTParser took 1.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:01:48,799 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7596.60 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 888.7 MB in the end (delta: 50.1 MB). Peak memory consumption was 281.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:48,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 1504.03 ms. Allocated memory is still 1.0 GB. Free memory was 888.7 MB in the beginning and 717.2 MB in the end (delta: 171.5 MB). Peak memory consumption was 171.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:48,806 INFO L168 Benchmark]: Boogie Preprocessor took 3074.66 ms. Allocated memory is still 1.0 GB. Free memory was 717.2 MB in the beginning and 779.2 MB in the end (delta: -62.0 MB). Peak memory consumption was 178.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:48,816 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 7596.60 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 888.7 MB in the end (delta: 50.1 MB). Peak memory consumption was 281.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1504.03 ms. Allocated memory is still 1.0 GB. Free memory was 888.7 MB in the beginning and 717.2 MB in the end (delta: 171.5 MB). Peak memory consumption was 171.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3074.66 ms. Allocated memory is still 1.0 GB. Free memory was 717.2 MB in the beginning and 779.2 MB in the end (delta: -62.0 MB). Peak memory consumption was 178.2 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 0.1.24-509859d [2019-11-27 16:01:52,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:52,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:52,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:52,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:52,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:52,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:52,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:52,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:52,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:52,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:52,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:52,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:52,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:52,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:52,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:52,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:52,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:52,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:52,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:52,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:52,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:52,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:52,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:52,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:52,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:52,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:52,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:52,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:52,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:52,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:52,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:52,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:52,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:52,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:52,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:52,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:52,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:52,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:52,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:52,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:52,990 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:53,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:53,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:53,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:53,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:53,037 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:53,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:53,038 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:53,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:53,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:53,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:53,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:53,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:53,043 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:53,044 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:53,046 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:53,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:53,047 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:53,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:53,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:53,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:53,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:53,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:53,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:53,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:53,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:53,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:53,053 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:53,054 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:53,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:53,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:53,056 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 -> 39c0417ce69a7324762949090bf37e32a0611157 [2019-11-27 16:01:53,627 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:53,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:53,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:53,664 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:53,668 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:53,670 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2019-11-27 16:01:53,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40dc37b8e/fc84ae51f0ac4aa8b055cf2fbee8f308/FLAG07a224212 [2019-11-27 16:01:55,758 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:55,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label46.c [2019-11-27 16:01:55,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40dc37b8e/fc84ae51f0ac4aa8b055cf2fbee8f308/FLAG07a224212 [2019-11-27 16:01:55,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40dc37b8e/fc84ae51f0ac4aa8b055cf2fbee8f308 [2019-11-27 16:01:55,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:55,905 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:55,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:55,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:55,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:55,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:55,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55, skipping insertion in model container [2019-11-27 16:01:55,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:55,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:56,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:02:01,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:02:01,589 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:02:04,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:02:04,288 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:02:04,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:04 WrapperNode [2019-11-27 16:02:04,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:02:04,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:02:04,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:02:04,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:02:04,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:04" (1/1) ... [2019-11-27 16:02:04,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:04" (1/1) ... [2019-11-27 16:02:05,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:02:05,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:02:05,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:02:05,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:02:05,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:04" (1/1) ... [2019-11-27 16:02:05,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:04" (1/1) ... [2019-11-27 16:02:05,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:04" (1/1) ... [2019-11-27 16:02:05,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:04" (1/1) ... [2019-11-27 16:02:06,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:04" (1/1) ... [2019-11-27 16:02:06,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:04" (1/1) ... [2019-11-27 16:02:06,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:04" (1/1) ... [2019-11-27 16:02:06,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:02:06,819 INFO L168 Benchmark]: Toolchain (without parser) took 10906.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.5 MB in the end (delta: 66.6 MB). Peak memory consumption was 312.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:06,820 INFO L168 Benchmark]: CDTParser took 2.12 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 16:02:06,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8383.30 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 762.7 MB in the end (delta: 170.3 MB). Peak memory consumption was 253.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:06,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 816.60 ms. Allocated memory is still 1.0 GB. Free memory was 762.7 MB in the beginning and 690.9 MB in the end (delta: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:06,828 INFO L168 Benchmark]: Boogie Preprocessor took 1698.14 ms. Allocated memory is still 1.0 GB. Free memory was 690.9 MB in the beginning and 866.5 MB in the end (delta: -175.6 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:06,838 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.12 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 8383.30 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 762.7 MB in the end (delta: 170.3 MB). Peak memory consumption was 253.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 816.60 ms. Allocated memory is still 1.0 GB. Free memory was 762.7 MB in the beginning and 690.9 MB in the end (delta: 71.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1698.14 ms. Allocated memory is still 1.0 GB. Free memory was 690.9 MB in the beginning and 866.5 MB in the end (delta: -175.6 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...