./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label44.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/Problem18_label44.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 b87331700df6885ed27c5d01264662e868c86955 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label44.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 b87331700df6885ed27c5d01264662e868c86955 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:51:25,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:25,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:25,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:25,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:25,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:25,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:25,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:25,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:25,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:25,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:25,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:25,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:25,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:25,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:25,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:25,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:25,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:25,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:25,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:25,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:25,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:25,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:25,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:25,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:25,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:25,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:25,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:25,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:25,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:25,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:25,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:25,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:25,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:25,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:25,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:25,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:25,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:25,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:25,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:25,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:25,442 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:25,470 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:25,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:25,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:25,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:25,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:25,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:25,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:25,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:25,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:25,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:25,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:25,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:25,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:25,482 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:25,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:25,482 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:25,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:25,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:25,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:25,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:25,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:25,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:25,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:25,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:25,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:25,486 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:25,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:25,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:25,489 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 -> b87331700df6885ed27c5d01264662e868c86955 [2019-11-26 16:51:25,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:25,887 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:25,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:25,895 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:25,895 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:25,896 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label44.c [2019-11-26 16:51:26,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82be59134/ff19a8e4788d440490382c70b2367719/FLAGea8bf258f [2019-11-26 16:51:27,040 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:27,042 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label44.c [2019-11-26 16:51:27,080 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82be59134/ff19a8e4788d440490382c70b2367719/FLAGea8bf258f [2019-11-26 16:51:27,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82be59134/ff19a8e4788d440490382c70b2367719 [2019-11-26 16:51:27,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:27,519 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:27,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:27,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:27,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:27,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cacefbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27, skipping insertion in model container [2019-11-26 16:51:27,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:27,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:29,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:29,293 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:30,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:30,052 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:30,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30 WrapperNode [2019-11-26 16:51:30,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:30,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:30,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:30,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:30,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:30,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:30,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:30,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:30,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:30,761 INFO L168 Benchmark]: Toolchain (without parser) took 3235.40 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 803.8 MB in the end (delta: 146.4 MB). Peak memory consumption was 146.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:30,764 INFO L168 Benchmark]: CDTParser took 0.21 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 16:51:30,766 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2536.67 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 867.9 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:30,767 INFO L168 Benchmark]: Boogie Procedure Inliner took 357.82 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.2 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:30,771 INFO L168 Benchmark]: Boogie Preprocessor took 336.41 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 803.8 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:30,781 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 2536.67 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 867.9 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 357.82 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.2 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 336.41 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 803.8 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 16:51:33,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:33,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:33,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:33,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:33,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:33,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:33,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:33,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:33,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:33,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:33,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:33,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:33,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:33,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:33,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:33,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:33,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:33,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:33,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:33,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:33,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:33,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:33,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:33,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:33,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:33,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:33,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:33,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:33,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:33,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:33,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:33,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:33,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:33,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:33,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:33,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:33,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:33,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:33,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:33,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:33,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:33,655 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:33,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:33,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:33,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:33,660 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:33,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:33,663 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:33,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:33,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:33,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:33,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:33,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:33,665 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:33,665 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:33,665 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:33,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:33,666 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:33,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:33,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:33,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:33,668 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:33,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:33,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:33,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:33,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:33,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:33,671 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:33,671 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:33,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:33,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:33,673 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 -> b87331700df6885ed27c5d01264662e868c86955 [2019-11-26 16:51:34,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:34,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:34,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:34,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:34,147 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:34,150 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label44.c [2019-11-26 16:51:34,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0e1bc4fe/d017b06cf438462787852356284f2962/FLAG0bbc6004a [2019-11-26 16:51:35,289 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:35,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label44.c [2019-11-26 16:51:35,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0e1bc4fe/d017b06cf438462787852356284f2962/FLAG0bbc6004a [2019-11-26 16:51:35,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0e1bc4fe/d017b06cf438462787852356284f2962 [2019-11-26 16:51:35,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:35,776 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:35,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:35,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:35,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:35,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:35" (1/1) ... [2019-11-26 16:51:35,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212f942a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:35, skipping insertion in model container [2019-11-26 16:51:35,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:35" (1/1) ... [2019-11-26 16:51:35,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:35,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:37,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:37,676 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:38,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:38,548 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:38,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38 WrapperNode [2019-11-26 16:51:38,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:38,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:38,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:38,554 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:38,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:38,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:38,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:38,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:38,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:38,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:38,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:38,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:38,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:38,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:38,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:39,121 INFO L168 Benchmark]: Toolchain (without parser) took 3344.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 793.4 MB in the end (delta: 158.3 MB). Peak memory consumption was 158.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:39,123 INFO L168 Benchmark]: CDTParser took 0.26 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 16:51:39,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2774.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 839.5 MB in the end (delta: 112.2 MB). Peak memory consumption was 112.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:39,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.19 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 816.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:39,130 INFO L168 Benchmark]: Boogie Preprocessor took 291.71 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:39,138 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 2774.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 839.5 MB in the end (delta: 112.2 MB). Peak memory consumption was 112.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.19 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 816.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 291.71 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...