./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label59.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label59.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 7071d7c0094276f6804da409e5852a5d9a76e390 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label59.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 7071d7c0094276f6804da409e5852a5d9a76e390 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:53,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:53,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:53,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:53,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:53,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:53,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:53,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:53,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:53,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:53,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:53,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:53,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:53,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:53,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:53,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:53,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:53,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:53,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:53,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:53,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:53,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:53,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:53,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:53,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:53,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:53,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:53,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:53,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:53,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:53,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:53,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:53,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:53,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:53,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:53,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:53,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:53,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:53,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:53,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:53,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:53,380 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:53,420 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:53,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:53,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:53,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:53,427 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:53,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:53,427 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:53,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:53,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:53,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:53,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:53,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:53,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:53,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:53,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:53,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:53,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:53,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:53,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:53,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:53,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:53,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:53,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:53,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:53,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:53,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:53,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:53,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:53,443 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 -> 7071d7c0094276f6804da409e5852a5d9a76e390 [2019-11-27 09:38:53,963 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:53,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:53,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:54,003 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:54,004 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:54,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label59.c [2019-11-27 09:38:54,157 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2573fd17f/6b1c6a2fe986463997a39f1a9f276686/FLAG45259ef95 [2019-11-27 09:38:55,636 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:55,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label59.c [2019-11-27 09:38:55,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2573fd17f/6b1c6a2fe986463997a39f1a9f276686/FLAG45259ef95 [2019-11-27 09:38:55,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2573fd17f/6b1c6a2fe986463997a39f1a9f276686 [2019-11-27 09:38:55,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:55,751 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:55,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:55,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:55,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:55,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:55,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55, skipping insertion in model container [2019-11-27 09:38:55,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:55,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:56,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:58,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:58,291 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:59,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:59,413 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:59,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:59 WrapperNode [2019-11-27 09:38:59,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:59,419 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:59,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:59,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:59,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:59" (1/1) ... [2019-11-27 09:38:59,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:59" (1/1) ... [2019-11-27 09:39:00,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:00,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:00,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:00,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:00,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:59" (1/1) ... [2019-11-27 09:39:00,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:59" (1/1) ... [2019-11-27 09:39:00,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:59" (1/1) ... [2019-11-27 09:39:00,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:59" (1/1) ... [2019-11-27 09:39:00,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:59" (1/1) ... [2019-11-27 09:39:00,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:59" (1/1) ... [2019-11-27 09:39:00,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:59" (1/1) ... [2019-11-27 09:39:00,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:00,516 INFO L168 Benchmark]: Toolchain (without parser) took 4757.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.7 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:00,518 INFO L168 Benchmark]: CDTParser took 0.31 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 09:39:00,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3662.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:00,523 INFO L168 Benchmark]: Boogie Procedure Inliner took 588.69 ms. Allocated memory is still 1.0 GB. Free memory was 867.7 MB in the beginning and 827.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:00,528 INFO L168 Benchmark]: Boogie Preprocessor took 497.27 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 09:39:00,539 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 3662.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 588.69 ms. Allocated memory is still 1.0 GB. Free memory was 867.7 MB in the beginning and 827.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 497.27 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. 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 09:39:04,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:04,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:04,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:04,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:04,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:04,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:04,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:04,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:04,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:04,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:04,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:04,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:04,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:04,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:04,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:04,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:04,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:04,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:04,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:04,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:04,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:04,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:04,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:04,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:04,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:04,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:04,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:04,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:04,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:04,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:04,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:04,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:04,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:04,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:04,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:04,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:04,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:04,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:04,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:04,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:04,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:04,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:04,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:04,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:04,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:04,933 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:04,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:04,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:04,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:04,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:04,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:04,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:04,941 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:04,941 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:04,942 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:04,942 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:04,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:04,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:04,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:04,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:04,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:04,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:04,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:04,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:04,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:04,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:04,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:04,949 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:04,951 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:04,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:04,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:04,953 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 -> 7071d7c0094276f6804da409e5852a5d9a76e390 [2019-11-27 09:39:05,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:05,508 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:05,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:05,519 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:05,521 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:05,525 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label59.c [2019-11-27 09:39:05,683 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c0961ae6/77c79d1ee7264d1ebcf81d9e6987749b/FLAG812259732 [2019-11-27 09:39:07,227 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:07,228 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label59.c [2019-11-27 09:39:07,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c0961ae6/77c79d1ee7264d1ebcf81d9e6987749b/FLAG812259732 [2019-11-27 09:39:07,318 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c0961ae6/77c79d1ee7264d1ebcf81d9e6987749b [2019-11-27 09:39:07,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:07,329 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:07,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:07,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:07,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:07,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:07" (1/1) ... [2019-11-27 09:39:07,352 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 09:39:07, skipping insertion in model container [2019-11-27 09:39:07,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:07" (1/1) ... [2019-11-27 09:39:07,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:07,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:10,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:10,079 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:11,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:11,361 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:11,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11 WrapperNode [2019-11-27 09:39:11,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:11,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:11,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:11,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:11,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:11,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:11,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:11,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:11,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:11,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:11,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:11,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:11,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:11,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:12,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:12,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:12,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ... [2019-11-27 09:39:12,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:12,266 INFO L168 Benchmark]: Toolchain (without parser) took 4934.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.3 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:12,267 INFO L168 Benchmark]: CDTParser took 0.42 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 09:39:12,270 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4029.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:12,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 451.23 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:12,276 INFO L168 Benchmark]: Boogie Preprocessor took 439.61 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:12,287 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 4029.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 451.23 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 439.61 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.3 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...