./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label04.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 e975363bb9d10b8220c38ea0d74d8cc7ffd98c1e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label04.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 e975363bb9d10b8220c38ea0d74d8cc7ffd98c1e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:37:14,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:14,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:14,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:14,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:14,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:14,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:14,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:14,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:14,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:14,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:14,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:14,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:14,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:14,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:14,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:14,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:14,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:14,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:14,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:14,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:14,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:14,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:14,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:14,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:14,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:14,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:14,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:14,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:14,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:14,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:14,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:14,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:14,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:14,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:14,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:14,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:14,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:14,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:14,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:14,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:14,522 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:14,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:14,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:14,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:14,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:14,569 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:14,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:14,570 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:14,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:14,571 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:14,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:14,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:14,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:14,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:14,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:14,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:14,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:14,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:14,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:14,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:14,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:14,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:14,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:14,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:14,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:14,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:14,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:14,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:14,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:14,585 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 -> e975363bb9d10b8220c38ea0d74d8cc7ffd98c1e [2019-11-26 16:37:15,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:15,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:15,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:15,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:15,239 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:15,240 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label04.c [2019-11-26 16:37:15,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2046bc8f8/00e9a90b02244d8f8790c60cf8131ece/FLAG0c730dd74 [2019-11-26 16:37:17,310 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:17,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label04.c [2019-11-26 16:37:17,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2046bc8f8/00e9a90b02244d8f8790c60cf8131ece/FLAG0c730dd74 [2019-11-26 16:37:17,455 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2046bc8f8/00e9a90b02244d8f8790c60cf8131ece [2019-11-26 16:37:17,464 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:17,466 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:17,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:17,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:17,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:17,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:17" (1/1) ... [2019-11-26 16:37:17,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:17, skipping insertion in model container [2019-11-26 16:37:17,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:17" (1/1) ... [2019-11-26 16:37:17,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:18,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:22,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:22,703 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:25,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:25,258 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:25,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25 WrapperNode [2019-11-26 16:37:25,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:25,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:25,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:25,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:25,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:25,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:26,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:26,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:26,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:26,144 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:26,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:26,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:26,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:26,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:26,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:26,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:26,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:27,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:27,045 INFO L168 Benchmark]: Toolchain (without parser) took 9573.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 782.3 MB in the end (delta: 150.7 MB). Peak memory consumption was 150.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:27,048 INFO L168 Benchmark]: CDTParser took 2.69 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:37:27,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7788.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.2 MB in the end (delta: 25.8 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:27,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 882.17 ms. Allocated memory is still 1.0 GB. Free memory was 907.2 MB in the beginning and 837.2 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:27,061 INFO L168 Benchmark]: Boogie Preprocessor took 894.04 ms. Allocated memory is still 1.0 GB. Free memory was 837.2 MB in the beginning and 782.3 MB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:27,075 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.69 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 7788.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.2 MB in the end (delta: 25.8 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 882.17 ms. Allocated memory is still 1.0 GB. Free memory was 907.2 MB in the beginning and 837.2 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 894.04 ms. Allocated memory is still 1.0 GB. Free memory was 837.2 MB in the beginning and 782.3 MB in the end (delta: 54.8 MB). Peak memory consumption was 54.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:37:30,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:30,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:30,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:30,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:30,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:30,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:30,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:30,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:30,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:30,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:30,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:30,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:30,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:30,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:30,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:30,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:30,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:30,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:30,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:31,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:31,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:31,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:31,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:31,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:31,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:31,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:31,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:31,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:31,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:31,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:31,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:31,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:31,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:31,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:31,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:31,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:31,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:31,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:31,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:31,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:31,057 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:31,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:31,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:31,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:31,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:31,106 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:31,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:31,109 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:31,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:31,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:31,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:31,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:31,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:31,112 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:31,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:31,113 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:31,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:31,116 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:31,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:31,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:31,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:31,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:31,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:31,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:31,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:31,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:31,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:31,122 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:31,122 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:31,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:31,123 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:31,124 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 -> e975363bb9d10b8220c38ea0d74d8cc7ffd98c1e [2019-11-26 16:37:31,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:31,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:31,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:31,703 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:31,704 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:31,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label04.c [2019-11-26 16:37:31,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67dc9c8d3/00d8d1da646b4d87b5b5630844fafc29/FLAGd3dd4012b [2019-11-26 16:37:34,041 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:34,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label04.c [2019-11-26 16:37:34,171 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67dc9c8d3/00d8d1da646b4d87b5b5630844fafc29/FLAGd3dd4012b [2019-11-26 16:37:34,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67dc9c8d3/00d8d1da646b4d87b5b5630844fafc29 [2019-11-26 16:37:34,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:34,227 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:34,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:34,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:34,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:34,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:34,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:34, skipping insertion in model container [2019-11-26 16:37:34,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:34" (1/1) ... [2019-11-26 16:37:34,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:34,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:39,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:39,100 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:41,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:41,680 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:41,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41 WrapperNode [2019-11-26 16:37:41,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:41,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:41,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:41,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:41,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:41,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:42,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:42,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:42,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:42,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:43,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:43,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:43,135 INFO L168 Benchmark]: Toolchain (without parser) took 8902.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 762.1 MB in the end (delta: 171.0 MB). Peak memory consumption was 171.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,136 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:37:43,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7453.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 888.1 MB in the end (delta: 44.9 MB). Peak memory consumption was 269.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 798.08 ms. Allocated memory is still 1.0 GB. Free memory was 888.1 MB in the beginning and 818.1 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,146 INFO L168 Benchmark]: Boogie Preprocessor took 642.61 ms. Allocated memory is still 1.0 GB. Free memory was 818.1 MB in the beginning and 762.1 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,155 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 7453.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 888.1 MB in the end (delta: 44.9 MB). Peak memory consumption was 269.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 798.08 ms. Allocated memory is still 1.0 GB. Free memory was 888.1 MB in the beginning and 818.1 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 642.61 ms. Allocated memory is still 1.0 GB. Free memory was 818.1 MB in the beginning and 762.1 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...