./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem10_label51.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 d0c63ca989dafe8e87fbc74f7a5c90112dbd87ac ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem10_label51.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 d0c63ca989dafe8e87fbc74f7a5c90112dbd87ac .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:54:29,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:29,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:29,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:29,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:29,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:29,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:29,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:29,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:29,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:29,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:29,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:29,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:29,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:29,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:29,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:29,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:29,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:29,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:29,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:29,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:29,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:29,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:29,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:29,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:29,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:29,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:29,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:29,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:29,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:29,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:29,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:29,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:29,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:29,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:29,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:29,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:29,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:29,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:29,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:29,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:29,320 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:29,376 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:29,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:29,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:29,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:29,386 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:29,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:29,387 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:29,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:29,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:29,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:29,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:29,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:29,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:29,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:29,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:29,394 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:29,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:29,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:29,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:29,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:29,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:29,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:29,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:29,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:29,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:29,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:29,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:29,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:29,403 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 -> d0c63ca989dafe8e87fbc74f7a5c90112dbd87ac [2019-11-27 15:54:29,934 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:29,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:29,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:29,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:29,975 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:29,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label51.c [2019-11-27 15:54:30,158 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4db3a5b/e61f9018dd834279a3a56042a4fb1c4b/FLAG2c95bd223 [2019-11-27 15:54:31,371 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:31,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label51.c [2019-11-27 15:54:31,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4db3a5b/e61f9018dd834279a3a56042a4fb1c4b/FLAG2c95bd223 [2019-11-27 15:54:31,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4db3a5b/e61f9018dd834279a3a56042a4fb1c4b [2019-11-27 15:54:31,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:31,466 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:31,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:31,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:31,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:31,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:31" (1/1) ... [2019-11-27 15:54:31,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:31, skipping insertion in model container [2019-11-27 15:54:31,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:31" (1/1) ... [2019-11-27 15:54:31,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:31,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:32,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:32,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:32,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:33,047 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:33,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:33 WrapperNode [2019-11-27 15:54:33,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:33,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:33,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:33,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:33,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:33" (1/1) ... [2019-11-27 15:54:33,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:33" (1/1) ... [2019-11-27 15:54:33,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:33,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:33,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:33,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:33,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:33" (1/1) ... [2019-11-27 15:54:33,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:33" (1/1) ... [2019-11-27 15:54:33,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:33" (1/1) ... [2019-11-27 15:54:33,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:33" (1/1) ... [2019-11-27 15:54:33,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:33" (1/1) ... [2019-11-27 15:54:33,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:33" (1/1) ... [2019-11-27 15:54:33,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:33" (1/1) ... [2019-11-27 15:54:33,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:33,458 INFO L168 Benchmark]: Toolchain (without parser) took 1986.54 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 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:33,461 INFO L168 Benchmark]: CDTParser took 1.24 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 15:54:33,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1581.92 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:33,467 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.74 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:33,473 INFO L168 Benchmark]: Boogie Preprocessor took 183.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:33,483 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 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 1581.92 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.74 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:54:37,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:37,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:37,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:37,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:37,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:37,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:37,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:37,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:37,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:37,554 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:37,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:37,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:37,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:37,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:37,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:37,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:37,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:37,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:37,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:37,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:37,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:37,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:37,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:37,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:37,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:37,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:37,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:37,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:37,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:37,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:37,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:37,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:37,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:37,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:37,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:37,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:37,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:37,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:37,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:37,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:37,661 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:37,699 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:37,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:37,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:37,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:37,706 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:37,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:37,707 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:37,707 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:37,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:37,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:37,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:37,712 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:37,712 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:37,713 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:37,713 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:37,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:37,714 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:37,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:37,714 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:37,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:37,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:37,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:37,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:37,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:37,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:37,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:37,719 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:37,720 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:37,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:37,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:37,722 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 -> d0c63ca989dafe8e87fbc74f7a5c90112dbd87ac [2019-11-27 15:54:38,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:38,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:38,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:38,302 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:38,306 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:38,308 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label51.c [2019-11-27 15:54:38,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10054b07/e7bab15f55e64bc9aed35353d76ad94e/FLAGa66639896 [2019-11-27 15:54:39,654 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:39,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label51.c [2019-11-27 15:54:39,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10054b07/e7bab15f55e64bc9aed35353d76ad94e/FLAGa66639896 [2019-11-27 15:54:40,113 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10054b07/e7bab15f55e64bc9aed35353d76ad94e [2019-11-27 15:54:40,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:40,130 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:40,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:40,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:40,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:40,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:40" (1/1) ... [2019-11-27 15:54:40,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:40, skipping insertion in model container [2019-11-27 15:54:40,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:40" (1/1) ... [2019-11-27 15:54:40,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:40,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:41,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:41,482 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:41,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:41,880 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:41,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41 WrapperNode [2019-11-27 15:54:41,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:41,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:41,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:41,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:41,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:41,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:42,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:42,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:42,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:42,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:42,343 INFO L168 Benchmark]: Toolchain (without parser) took 2209.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 966.7 MB in the end (delta: -3.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:54:42,348 INFO L168 Benchmark]: CDTParser took 0.37 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 15:54:42,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1751.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.2 MB in the end (delta: -15.1 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.86 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,359 INFO L168 Benchmark]: Boogie Preprocessor took 202.70 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,370 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1751.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.2 MB in the end (delta: -15.1 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.86 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.70 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...