./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label03.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/Problem17_label03.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 76d8dfbd6006905bf630e36ba75614bb9aee3073 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label03.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 76d8dfbd6006905bf630e36ba75614bb9aee3073 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:06,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:06,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:06,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:06,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:06,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:06,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:06,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:06,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:06,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:06,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:06,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:06,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:06,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:06,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:06,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:06,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:06,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:06,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:06,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:06,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:06,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:06,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:06,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:06,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:06,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:06,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:06,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:06,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:06,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:06,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:06,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:06,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:06,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:06,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:06,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:06,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:06,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:06,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:06,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:06,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:06,793 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:06,833 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:06,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:06,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:06,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:06,842 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:06,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:06,845 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:06,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:06,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:06,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:06,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:06,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:06,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:06,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:06,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:06,851 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:06,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:06,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:06,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:06,853 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:06,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:06,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:06,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:06,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:06,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:06,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:06,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:06,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:06,861 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 -> 76d8dfbd6006905bf630e36ba75614bb9aee3073 [2019-11-26 16:50:07,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:07,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:07,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:07,465 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:07,467 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:07,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-26 16:50:07,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55a88a3ea/ddd183f297d94f3199692d612f91ad4a/FLAG6d52ab2eb [2019-11-26 16:50:09,126 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:09,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-26 16:50:09,187 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55a88a3ea/ddd183f297d94f3199692d612f91ad4a/FLAG6d52ab2eb [2019-11-26 16:50:09,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55a88a3ea/ddd183f297d94f3199692d612f91ad4a [2019-11-26 16:50:09,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:09,427 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:09,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:09,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:09,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:09,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:09" (1/1) ... [2019-11-26 16:50:09,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6404b3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:09, skipping insertion in model container [2019-11-26 16:50:09,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:09" (1/1) ... [2019-11-26 16:50:09,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:09,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:11,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:11,828 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:12,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:12,721 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:12,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12 WrapperNode [2019-11-26 16:50:12,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:12,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:12,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:12,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:12,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:12,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:13,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:13,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:13,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:13,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:13,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:14,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12" (1/1) ... [2019-11-26 16:50:14,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:14,184 INFO L168 Benchmark]: Toolchain (without parser) took 4749.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 781.6 MB in the end (delta: 170.0 MB). Peak memory consumption was 170.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,188 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 16:50:14,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3289.53 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 873.8 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 691.51 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,198 INFO L168 Benchmark]: Boogie Preprocessor took 754.41 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,209 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 3289.53 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 873.8 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 691.51 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 754.41 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 16:50:18,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:18,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:18,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:18,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:18,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:18,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:18,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:18,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:18,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:18,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:18,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:18,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:18,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:18,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:18,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:18,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:18,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:18,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:18,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:18,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:18,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:18,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:18,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:18,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:18,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:18,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:18,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:18,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:18,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:18,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:18,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:18,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:18,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:18,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:18,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:18,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:18,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:18,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:18,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:18,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:18,477 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:18,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:18,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:18,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:18,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:18,525 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:18,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:18,528 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:18,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:18,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:18,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:18,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:18,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:18,532 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:18,532 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:18,533 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:18,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:18,536 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:18,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:18,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:18,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:18,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:18,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:18,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:18,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:18,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:18,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:18,541 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:18,541 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:18,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:18,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:18,545 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 -> 76d8dfbd6006905bf630e36ba75614bb9aee3073 [2019-11-26 16:50:19,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:19,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:19,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:19,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:19,162 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:19,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-26 16:50:19,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43080600e/3d839fe7a8d44fd5979029a654810322/FLAG3b5e1176b [2019-11-26 16:50:20,830 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:20,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-26 16:50:20,886 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43080600e/3d839fe7a8d44fd5979029a654810322/FLAG3b5e1176b [2019-11-26 16:50:20,924 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43080600e/3d839fe7a8d44fd5979029a654810322 [2019-11-26 16:50:20,931 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:20,938 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:20,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:20,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:20,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:20,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20, skipping insertion in model container [2019-11-26 16:50:20,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:21,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:23,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:23,723 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:24,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:25,007 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:25,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25 WrapperNode [2019-11-26 16:50:25,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:25,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:25,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:25,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:25,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:25,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:25,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:25,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:25,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:25,810 INFO L168 Benchmark]: Toolchain (without parser) took 4868.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 781.9 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,812 INFO L168 Benchmark]: CDTParser took 0.38 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 16:50:25,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4071.16 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 822.4 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,818 INFO L168 Benchmark]: Boogie Procedure Inliner took 387.60 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.2 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,823 INFO L168 Benchmark]: Boogie Preprocessor took 403.57 ms. Allocated memory is still 1.0 GB. Free memory was 799.2 MB in the beginning and 781.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,834 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 4071.16 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 822.4 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 387.60 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.2 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 403.57 ms. Allocated memory is still 1.0 GB. Free memory was 799.2 MB in the beginning and 781.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...