./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label06.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 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label06.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 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:59,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:59,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:59,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:59,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:59,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:59,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:59,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:59,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:59,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:59,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:59,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:59,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:59,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:59,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:59,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:59,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:59,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:59,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:59,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:59,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:59,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:59,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:59,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:59,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:59,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:59,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:59,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:59,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:59,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:59,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:59,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:59,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:59,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:59,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:59,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:59,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:59,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:59,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:59,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:59,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:59,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:59,358 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:59,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:59,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:59,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:59,371 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:59,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:59,372 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:59,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:59,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:59,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:59,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:59,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:59,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:59,377 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:59,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:59,379 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:59,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:59,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:59,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:59,382 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:59,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:59,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:59,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:59,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:59,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:59,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:59,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:59,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:59,388 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 -> 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e [2019-11-27 09:38:59,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:59,972 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:59,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:59,982 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:59,985 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:59,986 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-27 09:39:00,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f47f1b5d/3a4e49446a2e4663b0841250c8fcafab/FLAG4e1657ac6 [2019-11-27 09:39:02,263 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:02,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-27 09:39:02,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f47f1b5d/3a4e49446a2e4663b0841250c8fcafab/FLAG4e1657ac6 [2019-11-27 09:39:02,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f47f1b5d/3a4e49446a2e4663b0841250c8fcafab [2019-11-27 09:39:02,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:02,462 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:02,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:02,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:02,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:02,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:02" (1/1) ... [2019-11-27 09:39:02,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:02, skipping insertion in model container [2019-11-27 09:39:02,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:02" (1/1) ... [2019-11-27 09:39:02,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:02,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:07,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:07,508 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:10,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:10,279 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:10,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:10 WrapperNode [2019-11-27 09:39:10,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:10,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:10,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:10,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:10,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:10" (1/1) ... [2019-11-27 09:39:10,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:10" (1/1) ... [2019-11-27 09:39:11,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:11,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:11,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:11,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:11,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:10" (1/1) ... [2019-11-27 09:39:11,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:10" (1/1) ... [2019-11-27 09:39:11,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:10" (1/1) ... [2019-11-27 09:39:11,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:10" (1/1) ... [2019-11-27 09:39:13,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:10" (1/1) ... [2019-11-27 09:39:13,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:10" (1/1) ... [2019-11-27 09:39:14,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:10" (1/1) ... [2019-11-27 09:39:14,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:14,477 INFO L168 Benchmark]: Toolchain (without parser) took 12008.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 775.9 MB in the end (delta: 157.2 MB). Peak memory consumption was 385.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:14,478 INFO L168 Benchmark]: CDTParser took 1.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:39:14,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7815.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.1 MB in the end (delta: 67.9 MB). Peak memory consumption was 270.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:14,484 INFO L168 Benchmark]: Boogie Procedure Inliner took 1271.25 ms. Allocated memory is still 1.0 GB. Free memory was 865.1 MB in the beginning and 698.1 MB in the end (delta: 167.0 MB). Peak memory consumption was 167.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:14,489 INFO L168 Benchmark]: Boogie Preprocessor took 2913.76 ms. Allocated memory is still 1.0 GB. Free memory was 698.1 MB in the beginning and 775.9 MB in the end (delta: -77.7 MB). Peak memory consumption was 150.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:14,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 7815.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 865.1 MB in the end (delta: 67.9 MB). Peak memory consumption was 270.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1271.25 ms. Allocated memory is still 1.0 GB. Free memory was 865.1 MB in the beginning and 698.1 MB in the end (delta: 167.0 MB). Peak memory consumption was 167.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2913.76 ms. Allocated memory is still 1.0 GB. Free memory was 698.1 MB in the beginning and 775.9 MB in the end (delta: -77.7 MB). Peak memory consumption was 150.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:18,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:18,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:18,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:18,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:18,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:18,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:18,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:18,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:18,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:18,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:18,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:18,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:18,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:18,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:18,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:18,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:18,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:18,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:18,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:18,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:18,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:18,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:18,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:18,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:18,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:18,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:18,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:18,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:18,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:18,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:18,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:18,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:18,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:18,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:18,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:18,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:18,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:18,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:18,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:18,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:18,715 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:18,761 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:18,764 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:18,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:18,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:18,770 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:18,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:18,771 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:18,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:18,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:18,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:18,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:18,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:18,775 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:18,777 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:18,778 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:18,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:18,778 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:18,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:18,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:18,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:18,782 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:18,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:18,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:18,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:18,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:18,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:18,784 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:18,787 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:18,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:18,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:18,789 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 -> 4c99c6854160aab0e0c7245a8b62a97cfdafbe0e [2019-11-27 09:39:19,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:19,478 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:19,485 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:19,488 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:19,491 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:19,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-27 09:39:19,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff1f52937/a108ee3e1f9e48b893c0d3577edc45da/FLAGfde6c4495 [2019-11-27 09:39:21,764 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:21,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label06.c [2019-11-27 09:39:21,908 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff1f52937/a108ee3e1f9e48b893c0d3577edc45da/FLAGfde6c4495 [2019-11-27 09:39:21,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff1f52937/a108ee3e1f9e48b893c0d3577edc45da [2019-11-27 09:39:21,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:21,963 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:21,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:21,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:21,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:21,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:21" (1/1) ... [2019-11-27 09:39:21,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:21, skipping insertion in model container [2019-11-27 09:39:21,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:21" (1/1) ... [2019-11-27 09:39:22,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:22,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:27,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:28,003 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:30,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:30,784 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:30,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30 WrapperNode [2019-11-27 09:39:30,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:30,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:30,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:30,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:30,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:31,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:31,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:31,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:31,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:31,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:31,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:31,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:31,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:31,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:32,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:32,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:32,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ... [2019-11-27 09:39:32,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:32,936 INFO L168 Benchmark]: Toolchain (without parser) took 10969.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 861.3 MB in the end (delta: 77.5 MB). Peak memory consumption was 315.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:32,937 INFO L168 Benchmark]: CDTParser took 1.94 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:39:32,941 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8817.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 752.9 MB in the end (delta: 185.9 MB). Peak memory consumption was 258.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:32,942 INFO L168 Benchmark]: Boogie Procedure Inliner took 740.34 ms. Allocated memory is still 1.0 GB. Free memory was 752.9 MB in the beginning and 688.3 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:32,947 INFO L168 Benchmark]: Boogie Preprocessor took 1400.35 ms. Allocated memory is still 1.0 GB. Free memory was 688.3 MB in the beginning and 861.3 MB in the end (delta: -173.0 MB). Peak memory consumption was 64.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:32,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 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 8817.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 752.9 MB in the end (delta: 185.9 MB). Peak memory consumption was 258.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 740.34 ms. Allocated memory is still 1.0 GB. Free memory was 752.9 MB in the beginning and 688.3 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1400.35 ms. Allocated memory is still 1.0 GB. Free memory was 688.3 MB in the beginning and 861.3 MB in the end (delta: -173.0 MB). Peak memory consumption was 64.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...