./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label16.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/Problem01_label16.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 82fd55bcca66e80c1d71fa13be1c40df80f8da42 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label16.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 82fd55bcca66e80c1d71fa13be1c40df80f8da42 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:33:29,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:29,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:29,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:29,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:29,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:29,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:29,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:29,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:29,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:29,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:29,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:29,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:29,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:29,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:29,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:29,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:29,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:29,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:29,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:29,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:29,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:29,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:29,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:29,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:29,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:29,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:29,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:29,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:29,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:29,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:29,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:29,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:29,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:29,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:29,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:29,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:29,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:29,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:29,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:29,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:29,411 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:29,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:29,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:29,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:29,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:29,460 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:29,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:29,461 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:29,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:29,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:29,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:29,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:29,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:29,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:29,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:29,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:29,469 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:29,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:29,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:29,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:29,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:29,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:29,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:29,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:29,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:29,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:29,474 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:29,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:29,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:29,476 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 -> 82fd55bcca66e80c1d71fa13be1c40df80f8da42 [2019-11-26 16:33:30,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:30,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:30,054 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:30,055 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:30,060 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:30,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label16.c [2019-11-26 16:33:30,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194e35295/ec36b1376bb542968299584bfe15ba7b/FLAGa2e5768bd [2019-11-26 16:33:31,478 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:31,486 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label16.c [2019-11-26 16:33:31,519 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194e35295/ec36b1376bb542968299584bfe15ba7b/FLAGa2e5768bd [2019-11-26 16:33:31,560 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194e35295/ec36b1376bb542968299584bfe15ba7b [2019-11-26 16:33:31,566 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:31,573 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:31,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:31,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:31,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:31,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:31" (1/1) ... [2019-11-26 16:33:31,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:31, skipping insertion in model container [2019-11-26 16:33:31,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:31" (1/1) ... [2019-11-26 16:33:31,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:31,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:32,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:32,787 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:33,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:33,133 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:33,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33 WrapperNode [2019-11-26 16:33:33,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:33,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:33,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:33,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:33,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:33,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:33,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:33,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:33,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:33,580 INFO L168 Benchmark]: Toolchain (without parser) took 2003.28 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 960.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:33,589 INFO L168 Benchmark]: CDTParser took 0.45 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 16:33:33,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1565.92 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 971.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:33,594 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.35 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:33,597 INFO L168 Benchmark]: Boogie Preprocessor took 194.14 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:33,614 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1565.92 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 971.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 237.35 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.14 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:37,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:37,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:37,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:37,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:37,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:37,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:37,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:37,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:37,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:37,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:37,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:37,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:37,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:37,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:37,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:37,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:37,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:37,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:37,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:37,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:37,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:37,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:37,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:37,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:37,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:37,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:37,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:37,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:37,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:37,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:37,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:37,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:37,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:37,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:37,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:37,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:37,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:37,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:37,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:37,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:37,635 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:37,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:37,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:37,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:37,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:37,683 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:37,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:37,684 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:37,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:37,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:37,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:37,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:37,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:37,691 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:37,691 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:37,692 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:37,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:37,692 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:37,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:37,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:37,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:37,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:37,696 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:37,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:37,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:37,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:37,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:37,697 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:37,699 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:37,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:37,699 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:37,703 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 -> 82fd55bcca66e80c1d71fa13be1c40df80f8da42 [2019-11-26 16:33:38,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:38,293 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:38,302 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:38,304 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:38,308 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:38,309 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label16.c [2019-11-26 16:33:38,472 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dac64be67/f6e8ef56da0a4fe59532e2a8aef1ad4d/FLAG95d933d45 [2019-11-26 16:33:39,769 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:39,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label16.c [2019-11-26 16:33:39,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dac64be67/f6e8ef56da0a4fe59532e2a8aef1ad4d/FLAG95d933d45 [2019-11-26 16:33:39,855 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dac64be67/f6e8ef56da0a4fe59532e2a8aef1ad4d [2019-11-26 16:33:39,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:39,867 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:39,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:39,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:39,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:39,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:39" (1/1) ... [2019-11-26 16:33:39,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:39, skipping insertion in model container [2019-11-26 16:33:39,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:39" (1/1) ... [2019-11-26 16:33:39,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:40,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:41,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:41,124 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:41,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:41,476 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:41,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41 WrapperNode [2019-11-26 16:33:41,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:41,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:41,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:41,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:41,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:41,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:41,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:41,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:41,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:41,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:41,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:41,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:41,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:41,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:41,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:41,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:41,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:41,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:41,922 INFO L168 Benchmark]: Toolchain (without parser) took 2050.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:41,927 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-26 16:33:41,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1609.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 958.3 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:41,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.76 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:41,936 INFO L168 Benchmark]: Boogie Preprocessor took 205.71 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:41,944 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1609.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 958.3 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.76 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.71 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 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...