./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label58.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem04_label58.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 5f25d2e4b6683a7e5d3160baff31247799e897d6 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label58.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 5f25d2e4b6683a7e5d3160baff31247799e897d6 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:58,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:58,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:58,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:58,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:58,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:58,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:58,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:58,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:58,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:58,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:58,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:58,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:58,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:58,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:58,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:58,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:58,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:58,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:58,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:58,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:58,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:58,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:58,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:58,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:58,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:58,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:58,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:58,375 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:58,376 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:58,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:58,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:58,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:58,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:58,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:58,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:58,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:58,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:58,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:58,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:58,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:58,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:58,423 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:58,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:58,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:58,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:58,428 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:58,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:58,429 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:58,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:58,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:58,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:58,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:58,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:58,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:58,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:58,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:58,436 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:58,436 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:58,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:58,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:58,437 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:58,437 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:58,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:58,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:58,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:58,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:58,438 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:58,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:58,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:58,441 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 -> 5f25d2e4b6683a7e5d3160baff31247799e897d6 [2019-11-25 22:27:58,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:58,859 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:58,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:58,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:58,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:58,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-25 22:27:58,981 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cbbba352/995f1d8b65ac439b88694848b974ffd7/FLAGc18988813 [2019-11-25 22:28:00,142 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:00,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-25 22:28:00,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cbbba352/995f1d8b65ac439b88694848b974ffd7/FLAGc18988813 [2019-11-25 22:28:00,523 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cbbba352/995f1d8b65ac439b88694848b974ffd7 [2019-11-25 22:28:00,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:00,529 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:00,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:00,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:00,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:00,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:00,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b847048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:00, skipping insertion in model container [2019-11-25 22:28:00,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:00" (1/1) ... [2019-11-25 22:28:00,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:00,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:03,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:03,038 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:03,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:03,997 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:04,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04 WrapperNode [2019-11-25 22:28:04,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:04,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:04,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:04,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:04,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04" (1/1) ... [2019-11-25 22:28:04,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04" (1/1) ... [2019-11-25 22:28:04,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:04,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:04,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:04,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:04,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04" (1/1) ... [2019-11-25 22:28:04,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04" (1/1) ... [2019-11-25 22:28:04,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04" (1/1) ... [2019-11-25 22:28:04,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04" (1/1) ... [2019-11-25 22:28:04,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04" (1/1) ... [2019-11-25 22:28:04,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04" (1/1) ... [2019-11-25 22:28:04,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:04" (1/1) ... [2019-11-25 22:28:04,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:04,708 INFO L168 Benchmark]: Toolchain (without parser) took 4175.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.4 MB in the end (delta: 193.1 MB). Peak memory consumption was 193.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:04,709 INFO L168 Benchmark]: CDTParser took 1.72 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. [2019-11-25 22:28:04,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3467.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:04,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 359.19 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:04,717 INFO L168 Benchmark]: Boogie Preprocessor took 338.01 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.4 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:04,725 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 3467.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 359.19 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 338.01 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.4 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:28:07,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:07,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:07,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:07,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:07,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:07,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:07,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:07,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:07,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:07,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:07,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:07,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:07,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:07,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:07,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:07,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:07,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:07,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:07,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:07,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:07,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:07,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:07,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:07,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:07,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:07,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:07,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:07,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:07,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:07,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:07,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:07,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:07,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:07,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:07,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:07,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:07,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:07,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:07,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:07,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:07,756 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:28:07,784 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:07,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:07,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:07,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:07,792 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:07,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:07,793 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:07,793 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:07,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:07,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:07,794 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:07,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:07,795 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:28:07,795 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:28:07,795 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:07,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:07,797 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:07,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:07,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:07,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:07,798 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:07,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:07,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:07,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:07,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:07,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:07,801 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:28:07,801 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:28:07,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:07,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:28:07,803 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 -> 5f25d2e4b6683a7e5d3160baff31247799e897d6 [2019-11-25 22:28:08,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:08,318 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:08,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:08,326 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:08,329 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:08,330 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-25 22:28:08,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe23d63b/502904a83d944d9aae33cbea89a6ed34/FLAGb5ca35645 [2019-11-25 22:28:09,625 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:09,626 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-25 22:28:09,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe23d63b/502904a83d944d9aae33cbea89a6ed34/FLAGb5ca35645 [2019-11-25 22:28:10,007 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe23d63b/502904a83d944d9aae33cbea89a6ed34 [2019-11-25 22:28:10,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:10,022 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:10,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:10,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:10,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:10,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:10" (1/1) ... [2019-11-25 22:28:10,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:10, skipping insertion in model container [2019-11-25 22:28:10,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:10" (1/1) ... [2019-11-25 22:28:10,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:10,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:12,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:12,411 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:13,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:13,561 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:13,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13 WrapperNode [2019-11-25 22:28:13,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:13,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:13,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:13,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:13,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:13,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:13,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:13,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:13,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:13,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:13,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:13,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:14,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:14,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:14,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:14,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:14,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:13" (1/1) ... [2019-11-25 22:28:14,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:14,474 INFO L168 Benchmark]: Toolchain (without parser) took 4450.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.1 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:14,474 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-25 22:28:14,477 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3536.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 796.1 MB in the end (delta: 148.4 MB). Peak memory consumption was 148.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:14,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 397.87 ms. Allocated memory is still 1.0 GB. Free memory was 796.1 MB in the beginning and 761.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:14,485 INFO L168 Benchmark]: Boogie Preprocessor took 507.08 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 733.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:14,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 3536.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 796.1 MB in the end (delta: 148.4 MB). Peak memory consumption was 148.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 397.87 ms. Allocated memory is still 1.0 GB. Free memory was 796.1 MB in the beginning and 761.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 507.08 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 733.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...