./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label41.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 fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label41.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 fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:42,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:42,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:42,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:42,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:42,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:42,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:42,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:42,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:42,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:42,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:42,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:42,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:42,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:42,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:42,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:42,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:42,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:42,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:42,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:42,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:42,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:42,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:42,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:42,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:42,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:42,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:42,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:42,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:42,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:42,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:42,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:42,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:42,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:42,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:42,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:42,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:42,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:42,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:42,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:42,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:42,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:42,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:42,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:42,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:42,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:42,587 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:42,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:42,588 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:42,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:42,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:42,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:42,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:42,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:42,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:42,595 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:42,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:42,596 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:42,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:42,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:42,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:42,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:42,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:42,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:42,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:42,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:42,604 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:42,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:42,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:42,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:42,607 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 -> fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d [2019-11-27 15:44:43,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:43,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:43,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:43,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:43,264 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:43,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-27 15:44:43,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c2c25dc/a121f7d697ae4ac0adbdfa53ab82166a/FLAG4cd43c504 [2019-11-27 15:44:45,420 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:45,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-27 15:44:45,519 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c2c25dc/a121f7d697ae4ac0adbdfa53ab82166a/FLAG4cd43c504 [2019-11-27 15:44:45,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c2c25dc/a121f7d697ae4ac0adbdfa53ab82166a [2019-11-27 15:44:45,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:45,570 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:45,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:45,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:45,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:45,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:45" (1/1) ... [2019-11-27 15:44:45,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:45, skipping insertion in model container [2019-11-27 15:44:45,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:45" (1/1) ... [2019-11-27 15:44:45,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:45,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:48,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:48,702 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:50,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:50,219 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:50,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:50 WrapperNode [2019-11-27 15:44:50,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:50,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:50,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:50,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:50,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:50" (1/1) ... [2019-11-27 15:44:50,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:50" (1/1) ... [2019-11-27 15:44:50,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:50,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:50,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:50,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:50,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:50" (1/1) ... [2019-11-27 15:44:50,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:50" (1/1) ... [2019-11-27 15:44:50,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:50" (1/1) ... [2019-11-27 15:44:50,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:50" (1/1) ... [2019-11-27 15:44:51,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:50" (1/1) ... [2019-11-27 15:44:51,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:50" (1/1) ... [2019-11-27 15:44:51,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:50" (1/1) ... [2019-11-27 15:44:51,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:51,338 INFO L168 Benchmark]: Toolchain (without parser) took 5762.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 749.8 MB in the end (delta: 199.0 MB). Peak memory consumption was 199.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:51,340 INFO L168 Benchmark]: CDTParser took 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:44:51,344 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4648.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 820.2 MB in the end (delta: 128.6 MB). Peak memory consumption was 128.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:51,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 587.45 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 780.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:51,352 INFO L168 Benchmark]: Boogie Preprocessor took 518.09 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 749.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:51,362 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 4648.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 820.2 MB in the end (delta: 128.6 MB). Peak memory consumption was 128.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 587.45 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 780.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 518.09 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 749.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:44:55,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:55,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:55,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:55,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:55,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:55,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:55,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:55,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:55,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:55,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:55,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:55,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:55,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:55,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:55,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:55,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:55,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:55,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:55,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:55,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:55,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:55,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:55,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:55,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:55,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:55,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:55,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:55,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:55,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:55,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:55,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:55,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:55,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:55,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:55,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:55,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:55,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:55,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:55,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:55,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:55,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:55,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:55,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:55,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:55,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:55,677 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:55,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:55,678 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:55,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:55,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:55,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:55,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:55,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:55,683 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:55,683 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:55,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:55,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:55,687 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:55,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:55,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:55,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:55,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:55,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:55,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:55,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:55,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:55,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:55,693 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:55,695 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:55,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:55,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:55,697 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 -> fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d [2019-11-27 15:44:56,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:56,404 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:56,410 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:56,416 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:56,418 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:56,420 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-27 15:44:56,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52088f382/c13812e6e2b54e59a0d08a72242fae10/FLAGd7a3b9c03 [2019-11-27 15:44:58,297 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:58,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-27 15:44:58,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52088f382/c13812e6e2b54e59a0d08a72242fae10/FLAGd7a3b9c03 [2019-11-27 15:44:58,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52088f382/c13812e6e2b54e59a0d08a72242fae10 [2019-11-27 15:44:58,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:58,436 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:58,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:58,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:58,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:58,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:58" (1/1) ... [2019-11-27 15:44:58,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:58, skipping insertion in model container [2019-11-27 15:44:58,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:58" (1/1) ... [2019-11-27 15:44:58,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:58,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:03,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:03,049 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:04,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:04,621 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:04,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04 WrapperNode [2019-11-27 15:45:04,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:04,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:04,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:04,628 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:04,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:04,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:05,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:05,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:05,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:05,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:05,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:05,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:05,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:05,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:05,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:05,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:05,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:04" (1/1) ... [2019-11-27 15:45:05,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:05,804 INFO L168 Benchmark]: Toolchain (without parser) took 7364.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 732.6 MB in the end (delta: 217.6 MB). Peak memory consumption was 217.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:05,805 INFO L168 Benchmark]: CDTParser took 3.79 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:45:05,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6187.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 801.8 MB in the end (delta: 148.5 MB). Peak memory consumption was 148.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:05,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 597.63 ms. Allocated memory is still 1.0 GB. Free memory was 801.8 MB in the beginning and 761.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:05,816 INFO L168 Benchmark]: Boogie Preprocessor took 573.47 ms. Allocated memory is still 1.0 GB. Free memory was 761.3 MB in the beginning and 732.6 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:05,826 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.79 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 6187.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 801.8 MB in the end (delta: 148.5 MB). Peak memory consumption was 148.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 597.63 ms. Allocated memory is still 1.0 GB. Free memory was 801.8 MB in the beginning and 761.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 573.47 ms. Allocated memory is still 1.0 GB. Free memory was 761.3 MB in the beginning and 732.6 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...