./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label36.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 ae3c08eeb3b3f8d0f95f881e3168a7496f6c8c41 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label36.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 ae3c08eeb3b3f8d0f95f881e3168a7496f6c8c41 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:58:22,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:22,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:22,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:22,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:22,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:22,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:22,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:22,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:22,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:22,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:22,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:22,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:22,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:22,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:22,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:22,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:22,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:22,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:22,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:22,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:22,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:22,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:22,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:22,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:22,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:22,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:22,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:22,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:22,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:22,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:22,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:22,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:22,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:22,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:22,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:22,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:22,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:22,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:22,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:22,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:22,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:58:22,661 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:22,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:22,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:22,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:22,670 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:22,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:22,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:22,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:58:22,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:22,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:22,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:22,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:22,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:22,679 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:22,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:22,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:22,680 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:22,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:22,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:22,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:22,685 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:22,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:22,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:22,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:22,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:22,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:22,687 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:58:22,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:58:22,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:22,689 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 -> ae3c08eeb3b3f8d0f95f881e3168a7496f6c8c41 [2019-11-24 20:58:23,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:23,429 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:23,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:23,439 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:23,444 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:23,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label36.c [2019-11-24 20:58:23,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1f10041e/d338438e68b4468ba2c43e9ffa030e73/FLAGaf73c0cbe [2019-11-24 20:58:25,524 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:25,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label36.c [2019-11-24 20:58:25,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1f10041e/d338438e68b4468ba2c43e9ffa030e73/FLAGaf73c0cbe [2019-11-24 20:58:25,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1f10041e/d338438e68b4468ba2c43e9ffa030e73 [2019-11-24 20:58:25,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:25,693 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:25,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:25,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:25,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:25,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:25" (1/1) ... [2019-11-24 20:58:25,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:25, skipping insertion in model container [2019-11-24 20:58:25,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:25" (1/1) ... [2019-11-24 20:58:25,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:26,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:30,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:30,944 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:33,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:33,927 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:33,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:33 WrapperNode [2019-11-24 20:58:33,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:33,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:33,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:33,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:33,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:33" (1/1) ... [2019-11-24 20:58:34,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:33" (1/1) ... [2019-11-24 20:58:35,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:35,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:35,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:35,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:35,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:33" (1/1) ... [2019-11-24 20:58:35,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:33" (1/1) ... [2019-11-24 20:58:35,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:33" (1/1) ... [2019-11-24 20:58:35,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:33" (1/1) ... [2019-11-24 20:58:37,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:33" (1/1) ... [2019-11-24 20:58:37,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:33" (1/1) ... [2019-11-24 20:58:37,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:33" (1/1) ... [2019-11-24 20:58:38,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:38,057 INFO L168 Benchmark]: Toolchain (without parser) took 12358.94 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 771.6 MB in the end (delta: 167.2 MB). Peak memory consumption was 388.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:38,058 INFO L168 Benchmark]: CDTParser took 1.01 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. [2019-11-24 20:58:38,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8237.06 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 870.2 MB in the end (delta: 68.5 MB). Peak memory consumption was 276.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:38,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 1599.98 ms. Allocated memory is still 1.0 GB. Free memory was 870.2 MB in the beginning and 697.5 MB in the end (delta: 172.8 MB). Peak memory consumption was 172.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:38,070 INFO L168 Benchmark]: Boogie Preprocessor took 2511.37 ms. Allocated memory is still 1.0 GB. Free memory was 697.5 MB in the beginning and 771.6 MB in the end (delta: -74.1 MB). Peak memory consumption was 147.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:38,082 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 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 8237.06 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 870.2 MB in the end (delta: 68.5 MB). Peak memory consumption was 276.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1599.98 ms. Allocated memory is still 1.0 GB. Free memory was 870.2 MB in the beginning and 697.5 MB in the end (delta: 172.8 MB). Peak memory consumption was 172.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2511.37 ms. Allocated memory is still 1.0 GB. Free memory was 697.5 MB in the beginning and 771.6 MB in the end (delta: -74.1 MB). Peak memory consumption was 147.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:58:42,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:42,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:42,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:42,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:42,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:42,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:42,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:42,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:42,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:42,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:42,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:42,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:42,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:42,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:42,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:42,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:42,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:42,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:42,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:42,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:42,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:42,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:42,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:42,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:42,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:42,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:42,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:42,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:42,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:42,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:42,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:42,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:42,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:42,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:42,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:42,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:42,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:42,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:42,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:42,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:42,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:58:42,534 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:42,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:42,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:42,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:42,540 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:42,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:42,540 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:42,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:42,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:42,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:42,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:42,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:42,546 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:42,547 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:58:42,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:58:42,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:42,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:42,551 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:42,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:42,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:42,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:42,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:42,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:42,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:42,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:42,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:42,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:42,558 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:58:42,558 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:58:42,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:42,560 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:58:42,563 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 -> ae3c08eeb3b3f8d0f95f881e3168a7496f6c8c41 [2019-11-24 20:58:43,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:43,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:43,264 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:43,268 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:43,271 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:43,271 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label36.c [2019-11-24 20:58:43,431 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35bcad9d4/dd75af0b06de4fa094f93b7fd12ccb0e/FLAGc3657bdc6 [2019-11-24 20:58:45,466 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:45,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label36.c [2019-11-24 20:58:45,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35bcad9d4/dd75af0b06de4fa094f93b7fd12ccb0e/FLAGc3657bdc6 [2019-11-24 20:58:45,606 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35bcad9d4/dd75af0b06de4fa094f93b7fd12ccb0e [2019-11-24 20:58:45,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:45,619 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:45,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:45,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:45,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:45,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:45" (1/1) ... [2019-11-24 20:58:45,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:45, skipping insertion in model container [2019-11-24 20:58:45,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:45" (1/1) ... [2019-11-24 20:58:45,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:46,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:51,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:51,615 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:54,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:54,330 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:54,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:54 WrapperNode [2019-11-24 20:58:54,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:54,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:54,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:54,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:54,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:54" (1/1) ... [2019-11-24 20:58:54,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:54" (1/1) ... [2019-11-24 20:58:55,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:55,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:55,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:55,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:55,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:54" (1/1) ... [2019-11-24 20:58:55,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:54" (1/1) ... [2019-11-24 20:58:55,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:54" (1/1) ... [2019-11-24 20:58:55,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:54" (1/1) ... [2019-11-24 20:58:56,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:54" (1/1) ... [2019-11-24 20:58:56,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:54" (1/1) ... [2019-11-24 20:58:56,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:54" (1/1) ... [2019-11-24 20:58:56,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:56,588 INFO L168 Benchmark]: Toolchain (without parser) took 10963.35 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 865.5 MB in the end (delta: 73.3 MB). Peak memory consumption was 318.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:56,590 INFO L168 Benchmark]: CDTParser took 1.24 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. [2019-11-24 20:58:56,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8714.25 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 763.2 MB in the end (delta: 175.5 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:56,597 INFO L168 Benchmark]: Boogie Procedure Inliner took 890.34 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 692.2 MB in the end (delta: 71.1 MB). Peak memory consumption was 71.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:56,599 INFO L168 Benchmark]: Boogie Preprocessor took 1350.11 ms. Allocated memory is still 1.0 GB. Free memory was 692.2 MB in the beginning and 865.5 MB in the end (delta: -173.3 MB). Peak memory consumption was 71.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:56,611 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8714.25 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 763.2 MB in the end (delta: 175.5 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 890.34 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 692.2 MB in the end (delta: 71.1 MB). Peak memory consumption was 71.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1350.11 ms. Allocated memory is still 1.0 GB. Free memory was 692.2 MB in the beginning and 865.5 MB in the end (delta: -173.3 MB). Peak memory consumption was 71.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...