./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem10_label10.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 96c689d8b65aac27592df43d0140c8853a936fe2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem10_label10.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 96c689d8b65aac27592df43d0140c8853a936fe2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:50:44,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:50:44,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:50:44,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:50:44,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:50:44,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:50:44,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:50:44,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:50:44,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:50:44,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:50:44,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:50:44,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:50:44,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:50:44,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:50:44,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:50:44,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:50:44,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:50:44,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:50:44,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:50:44,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:50:44,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:50:44,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:50:44,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:50:44,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:50:44,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:50:44,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:50:44,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:50:44,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:50:44,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:50:44,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:50:44,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:50:44,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:50:44,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:50:44,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:50:44,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:50:44,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:50:44,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:50:44,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:50:44,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:50:44,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:50:44,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:50:44,441 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:50:44,492 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:50:44,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:50:44,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:50:44,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:50:44,506 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:50:44,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:50:44,507 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:50:44,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:50:44,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:50:44,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:50:44,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:50:44,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:50:44,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:50:44,509 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:50:44,511 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:50:44,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:50:44,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:50:44,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:50:44,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:50:44,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:50:44,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:50:44,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:50:44,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:50:44,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:50:44,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:50:44,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:50:44,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:50:44,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:50:44,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:50:44,525 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 -> 96c689d8b65aac27592df43d0140c8853a936fe2 [2019-11-24 20:50:45,080 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:50:45,111 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:50:45,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:50:45,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:50:45,124 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:50:45,125 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label10.c [2019-11-24 20:50:45,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82af86f54/b9d8f64acc2b41169c293c7ff63acb40/FLAG11d2cdaad [2019-11-24 20:50:46,412 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:50:46,413 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label10.c [2019-11-24 20:50:46,449 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82af86f54/b9d8f64acc2b41169c293c7ff63acb40/FLAG11d2cdaad [2019-11-24 20:50:46,484 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82af86f54/b9d8f64acc2b41169c293c7ff63acb40 [2019-11-24 20:50:46,490 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:50:46,495 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:50:46,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:50:46,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:50:46,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:50:46,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:50:46" (1/1) ... [2019-11-24 20:50:46,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:46, skipping insertion in model container [2019-11-24 20:50:46,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:50:46" (1/1) ... [2019-11-24 20:50:46,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:50:46,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:50:47,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:50:47,738 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:50:48,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:50:48,121 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:50:48,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:48 WrapperNode [2019-11-24 20:50:48,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:50:48,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:50:48,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:50:48,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:50:48,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:48" (1/1) ... [2019-11-24 20:50:48,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:48" (1/1) ... [2019-11-24 20:50:48,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:50:48,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:50:48,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:50:48,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:50:48,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:48" (1/1) ... [2019-11-24 20:50:48,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:48" (1/1) ... [2019-11-24 20:50:48,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:48" (1/1) ... [2019-11-24 20:50:48,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:48" (1/1) ... [2019-11-24 20:50:48,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:48" (1/1) ... [2019-11-24 20:50:48,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:48" (1/1) ... [2019-11-24 20:50:48,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:48" (1/1) ... [2019-11-24 20:50:48,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:50:48,567 INFO L168 Benchmark]: Toolchain (without parser) took 2066.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 954.6 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:50:48,568 INFO L168 Benchmark]: CDTParser took 2.39 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. [2019-11-24 20:50:48,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1622.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:50:48,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 243.88 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 960.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:50:48,580 INFO L168 Benchmark]: Boogie Preprocessor took 187.03 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 954.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:50:48,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.39 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 1622.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 243.88 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 960.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.03 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 954.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 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 0.1.24-32f2683 [2019-11-24 20:50:52,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:50:52,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:50:52,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:50:52,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:50:52,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:50:52,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:50:52,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:50:52,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:50:52,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:50:52,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:50:52,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:50:52,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:50:52,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:50:52,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:50:52,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:50:52,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:50:52,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:50:52,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:50:52,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:50:52,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:50:52,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:50:52,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:50:52,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:50:52,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:50:52,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:50:52,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:50:52,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:50:52,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:50:52,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:50:52,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:50:52,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:50:52,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:50:52,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:50:52,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:50:52,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:50:52,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:50:52,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:50:52,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:50:52,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:50:52,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:50:52,638 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:50:52,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:50:52,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:50:52,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:50:52,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:50:52,690 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:50:52,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:50:52,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:50:52,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:50:52,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:50:52,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:50:52,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:50:52,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:50:52,696 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:50:52,697 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:50:52,700 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:50:52,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:50:52,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:50:52,701 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:50:52,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:50:52,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:50:52,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:50:52,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:50:52,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:50:52,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:50:52,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:50:52,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:50:52,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:50:52,706 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:50:52,706 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:50:52,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:50:52,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:50:52,709 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 -> 96c689d8b65aac27592df43d0140c8853a936fe2 [2019-11-24 20:50:53,286 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:50:53,318 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:50:53,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:50:53,330 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:50:53,335 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:50:53,336 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label10.c [2019-11-24 20:50:53,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31c81d19f/674dba556cf34890a613bdfc0c6d4feb/FLAG6e1324f3d [2019-11-24 20:50:54,813 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:50:54,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label10.c [2019-11-24 20:50:54,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31c81d19f/674dba556cf34890a613bdfc0c6d4feb/FLAG6e1324f3d [2019-11-24 20:50:54,903 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31c81d19f/674dba556cf34890a613bdfc0c6d4feb [2019-11-24 20:50:54,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:50:54,914 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:50:54,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:50:54,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:50:54,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:50:54,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:50:54" (1/1) ... [2019-11-24 20:50:54,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:54, skipping insertion in model container [2019-11-24 20:50:54,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:50:54" (1/1) ... [2019-11-24 20:50:54,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:50:55,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:50:56,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:50:56,284 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:50:56,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:50:56,656 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:50:56,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:56 WrapperNode [2019-11-24 20:50:56,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:50:56,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:50:56,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:50:56,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:50:56,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:56" (1/1) ... [2019-11-24 20:50:56,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:56" (1/1) ... [2019-11-24 20:50:56,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:50:56,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:50:56,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:50:56,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:50:56,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:56" (1/1) ... [2019-11-24 20:50:56,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:56" (1/1) ... [2019-11-24 20:50:56,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:56" (1/1) ... [2019-11-24 20:50:56,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:56" (1/1) ... [2019-11-24 20:50:56,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:56" (1/1) ... [2019-11-24 20:50:56,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:56" (1/1) ... [2019-11-24 20:50:56,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:56" (1/1) ... [2019-11-24 20:50:57,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:50:57,022 INFO L168 Benchmark]: Toolchain (without parser) took 2104.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.2 MB in the end (delta: -475.3 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:50:57,028 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. [2019-11-24 20:50:57,031 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1739.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:50:57,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.78 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:50:57,039 INFO L168 Benchmark]: Boogie Preprocessor took 198.36 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:50:57,049 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 1739.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.78 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.36 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...