./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label12.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 d5d9bde7668d2ba9d949c9a99f426f8fdd5cdf95 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label12.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 d5d9bde7668d2ba9d949c9a99f426f8fdd5cdf95 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:12,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:12,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:12,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:12,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:12,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:12,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:12,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:12,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:12,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:12,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:12,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:12,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:12,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:12,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:12,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:12,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:12,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:12,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:12,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:12,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:12,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:12,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:12,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:12,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:12,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:12,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:12,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:12,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:12,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:12,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:12,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:12,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:12,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:12,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:12,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:12,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:12,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:12,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:12,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:12,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:12,579 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:12,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:12,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:12,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:12,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:12,626 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:12,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:12,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:12,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:12,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:12,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:12,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:12,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:12,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:12,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:12,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:12,635 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:12,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:12,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:12,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:12,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:12,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:12,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:12,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:12,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:12,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:12,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:12,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:12,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:12,643 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 -> d5d9bde7668d2ba9d949c9a99f426f8fdd5cdf95 [2019-11-26 16:50:13,206 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:13,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:13,247 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:13,251 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:13,252 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:13,256 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label12.c [2019-11-26 16:50:13,412 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde487ef0/1994191ab9a748ca9a880207290c4e14/FLAGfd43535fb [2019-11-26 16:50:14,969 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:14,973 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label12.c [2019-11-26 16:50:15,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde487ef0/1994191ab9a748ca9a880207290c4e14/FLAGfd43535fb [2019-11-26 16:50:15,073 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fde487ef0/1994191ab9a748ca9a880207290c4e14 [2019-11-26 16:50:15,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:15,084 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:15,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:15,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:15,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:15,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:15,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:15, skipping insertion in model container [2019-11-26 16:50:15,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:15" (1/1) ... [2019-11-26 16:50:15,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:15,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:17,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:17,671 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:18,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:18,626 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:18,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18 WrapperNode [2019-11-26 16:50:18,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:18,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:18,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:18,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:18,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:19,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:19,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:19,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:19,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:19,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:19,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:19,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:19,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:19,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:19,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:19,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:20,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:20,204 INFO L168 Benchmark]: Toolchain (without parser) took 5111.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 781.9 MB in the end (delta: 174.0 MB). Peak memory consumption was 174.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:20,205 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:20,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3540.49 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 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:20,210 INFO L168 Benchmark]: Boogie Procedure Inliner took 758.53 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 810.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:20,214 INFO L168 Benchmark]: Boogie Preprocessor took 803.69 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 781.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:20,227 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3540.49 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 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 758.53 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 810.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 803.69 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 781.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-025d5a2 [2019-11-26 16:50:24,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:24,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:24,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:24,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:24,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:24,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:24,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:24,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:24,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:24,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:24,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:24,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:24,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:24,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:24,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:24,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:24,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:24,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:24,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:24,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:24,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:24,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:24,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:24,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:24,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:24,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:24,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:24,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:24,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:24,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:24,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:24,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:24,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:24,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:24,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:24,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:24,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:24,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:24,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:24,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:24,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:24,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:24,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:24,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:24,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:24,373 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:24,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:24,375 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:24,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:24,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:24,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:24,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:24,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:24,380 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:24,381 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:24,381 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:24,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:24,382 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:24,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:24,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:24,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:24,386 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:24,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:24,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:24,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:24,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:24,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:24,388 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:24,388 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:24,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:24,391 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:24,393 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 -> d5d9bde7668d2ba9d949c9a99f426f8fdd5cdf95 [2019-11-26 16:50:25,051 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:25,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:25,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:25,093 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:25,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:25,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label12.c [2019-11-26 16:50:25,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c825be191/d4927ea7e64c4b038a3effdf330a3c1a/FLAGf39727418 [2019-11-26 16:50:26,796 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:26,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label12.c [2019-11-26 16:50:26,856 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c825be191/d4927ea7e64c4b038a3effdf330a3c1a/FLAGf39727418 [2019-11-26 16:50:26,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c825be191/d4927ea7e64c4b038a3effdf330a3c1a [2019-11-26 16:50:26,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:26,908 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:26,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:26,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:26,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:26,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:26,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:26, skipping insertion in model container [2019-11-26 16:50:26,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:26" (1/1) ... [2019-11-26 16:50:26,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:27,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:29,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:29,903 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:31,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:31,174 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:31,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:31 WrapperNode [2019-11-26 16:50:31,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:31,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:31,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:31,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:31,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:31,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:31,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:31,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:31,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:31,977 INFO L168 Benchmark]: Toolchain (without parser) took 5064.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 782.0 MB in the end (delta: 179.7 MB). Peak memory consumption was 179.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:31,978 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-26 16:50:31,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4268.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.2 MB in the end (delta: 133.8 MB). Peak memory consumption was 133.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:31,984 INFO L168 Benchmark]: Boogie Procedure Inliner took 374.17 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:31,988 INFO L168 Benchmark]: Boogie Preprocessor took 413.95 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:31,998 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4268.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.2 MB in the end (delta: 133.8 MB). Peak memory consumption was 133.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 374.17 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 413.95 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...