./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label38.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/Problem15_label38.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 f3b98bb76f9d2d6bb5994a8d21d7e04f04591e42 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label38.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 f3b98bb76f9d2d6bb5994a8d21d7e04f04591e42 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:49:08,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:08,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:08,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:08,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:08,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:08,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:08,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:08,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:08,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:08,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:08,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:08,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:08,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:08,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:08,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:08,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:08,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:08,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:08,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:08,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:08,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:08,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:08,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:08,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:08,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:08,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:08,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:08,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:08,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:08,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:08,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:08,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:08,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:08,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:08,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:08,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:08,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:08,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:08,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:08,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:08,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:08,370 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:08,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:08,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:08,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:08,382 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:08,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:08,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:08,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:08,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:08,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:08,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:08,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:08,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:08,388 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:08,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:08,390 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:08,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:08,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:08,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:08,392 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:08,392 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:08,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:08,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:08,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:08,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:08,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:08,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:08,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:08,398 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 -> f3b98bb76f9d2d6bb5994a8d21d7e04f04591e42 [2019-11-26 16:49:08,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:08,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:08,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:08,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:08,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:08,993 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label38.c [2019-11-26 16:49:09,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce9341677/22fd0d5b33064089bf1fac4584e063dc/FLAG9789db5b6 [2019-11-26 16:49:10,616 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:10,616 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label38.c [2019-11-26 16:49:10,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce9341677/22fd0d5b33064089bf1fac4584e063dc/FLAG9789db5b6 [2019-11-26 16:49:10,703 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce9341677/22fd0d5b33064089bf1fac4584e063dc [2019-11-26 16:49:10,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:10,714 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:10,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:10,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:10,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:10,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:10,739 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 04:49:10, skipping insertion in model container [2019-11-26 16:49:10,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:10,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:10,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:12,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:12,800 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:13,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:13,493 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:13,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:13 WrapperNode [2019-11-26 16:49:13,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:13,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:13,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:13,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:13,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:13" (1/1) ... [2019-11-26 16:49:13,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:13" (1/1) ... [2019-11-26 16:49:13,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:13,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:13,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:13,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:13,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:13" (1/1) ... [2019-11-26 16:49:13,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:13" (1/1) ... [2019-11-26 16:49:14,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:13" (1/1) ... [2019-11-26 16:49:14,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:13" (1/1) ... [2019-11-26 16:49:14,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:13" (1/1) ... [2019-11-26 16:49:14,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:13" (1/1) ... [2019-11-26 16:49:14,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:13" (1/1) ... [2019-11-26 16:49:14,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:14,517 INFO L168 Benchmark]: Toolchain (without parser) took 3797.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.7 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:14,518 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. [2019-11-26 16:49:14,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2777.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:14,524 INFO L168 Benchmark]: Boogie Procedure Inliner took 471.71 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:14,527 INFO L168 Benchmark]: Boogie Preprocessor took 538.05 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:14,539 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2777.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 471.71 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 538.05 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:18,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:18,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:18,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:18,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:18,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:18,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:18,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:18,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:18,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:18,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:18,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:18,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:18,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:18,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:18,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:18,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:18,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:18,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:18,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:18,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:18,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:18,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:18,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:18,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:18,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:18,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:18,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:18,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:18,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:18,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:18,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:18,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:18,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:18,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:18,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:18,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:18,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:18,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:18,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:18,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:18,624 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:18,666 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:18,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:18,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:18,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:18,675 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:18,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:18,676 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:18,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:18,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:18,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:18,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:18,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:18,681 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:18,681 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:18,681 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:18,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:18,683 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:18,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:18,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:18,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:18,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:18,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:18,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:18,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:18,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:18,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:18,690 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:18,690 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:18,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:18,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:18,693 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 -> f3b98bb76f9d2d6bb5994a8d21d7e04f04591e42 [2019-11-26 16:49:19,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:19,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:19,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:19,323 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:19,324 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:19,325 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label38.c [2019-11-26 16:49:19,485 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/889783eab/784011247b9e407c8c4b3dd6271daac1/FLAGcf4634e96 [2019-11-26 16:49:21,019 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:21,021 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label38.c [2019-11-26 16:49:21,062 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/889783eab/784011247b9e407c8c4b3dd6271daac1/FLAGcf4634e96 [2019-11-26 16:49:21,103 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/889783eab/784011247b9e407c8c4b3dd6271daac1 [2019-11-26 16:49:21,113 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:21,117 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:21,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:21,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:21,131 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:21,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:21,142 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 04:49:21, skipping insertion in model container [2019-11-26 16:49:21,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:21" (1/1) ... [2019-11-26 16:49:21,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:21,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:23,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:23,501 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:24,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:24,698 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:24,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24 WrapperNode [2019-11-26 16:49:24,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:24,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:24,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:24,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:24,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:24,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:24,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:24,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:24,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:24,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:25,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:24" (1/1) ... [2019-11-26 16:49:25,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:25,299 INFO L168 Benchmark]: Toolchain (without parser) took 4176.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.2 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:25,300 INFO L168 Benchmark]: CDTParser took 2.28 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 16:49:25,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3578.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:25,306 INFO L168 Benchmark]: Boogie Procedure Inliner took 279.15 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:25,310 INFO L168 Benchmark]: Boogie Preprocessor took 309.89 ms. Allocated memory is still 1.0 GB. Free memory was 863.6 MB in the beginning and 852.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:25,319 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.28 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 3578.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 279.15 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 309.89 ms. Allocated memory is still 1.0 GB. Free memory was 863.6 MB in the beginning and 852.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...