./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label02.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_label02.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 78a0ff17a731667045bb08c8667ca58cbedd845e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label02.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 78a0ff17a731667045bb08c8667ca58cbedd845e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:50:06,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:06,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:06,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:06,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:06,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:06,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:06,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:06,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:06,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:06,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:06,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:06,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:06,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:06,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:06,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:06,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:06,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:06,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:06,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:06,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:06,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:06,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:06,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:06,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:06,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:06,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:06,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:06,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:06,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:06,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:06,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:06,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:06,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:06,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:06,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:06,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:06,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:06,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:06,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:06,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:06,888 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:06,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:06,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:06,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:06,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:06,938 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:06,938 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:06,939 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:06,939 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:06,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:06,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:06,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:06,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:06,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:06,946 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:06,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:06,947 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:06,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:06,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:06,948 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:06,948 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:06,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:06,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:06,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:06,951 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:06,951 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:06,951 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:06,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:06,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:06,954 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 -> 78a0ff17a731667045bb08c8667ca58cbedd845e [2019-11-26 16:50:07,587 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:07,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:07,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:07,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:07,633 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:07,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label02.c [2019-11-26 16:50:07,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeea0508a/774db9a1c65c45bfa532aed980e9b7eb/FLAGc5a95afb1 [2019-11-26 16:50:09,333 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:09,338 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label02.c [2019-11-26 16:50:09,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeea0508a/774db9a1c65c45bfa532aed980e9b7eb/FLAGc5a95afb1 [2019-11-26 16:50:09,436 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeea0508a/774db9a1c65c45bfa532aed980e9b7eb [2019-11-26 16:50:09,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:09,447 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:09,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:09,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:09,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:09,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:09" (1/1) ... [2019-11-26 16:50:09,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 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 16:50:09,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:09" (1/1) ... [2019-11-26 16:50:09,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:09,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:11,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:11,852 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:12,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:12,758 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:12,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:12 WrapperNode [2019-11-26 16:50:12,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:12,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:12,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:12,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:12,786 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 16:50:12,900 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 16:50:13,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:13,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:13,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:13,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:13,638 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 16:50:13,640 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 16:50:13,735 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 16:50:13,737 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 16:50:14,062 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 16:50:14,129 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 16:50:14,236 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 16:50:14,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:14,364 INFO L168 Benchmark]: Toolchain (without parser) took 4910.07 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 776.2 MB in the end (delta: 179.8 MB). Peak memory consumption was 179.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,368 INFO L168 Benchmark]: CDTParser took 0.36 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 16:50:14,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3309.96 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,373 INFO L168 Benchmark]: Boogie Procedure Inliner took 841.02 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,378 INFO L168 Benchmark]: Boogie Preprocessor took 745.97 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.2 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:14,390 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 3309.96 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 841.02 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 745.97 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.2 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 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 16:50:18,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:18,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:18,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:18,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:18,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:18,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:18,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:18,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:18,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:18,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:18,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:18,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:18,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:18,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:18,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:18,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:18,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:18,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:18,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:18,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:18,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:18,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:18,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:18,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:18,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:18,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:18,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:18,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:18,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:18,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:18,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:18,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:18,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:18,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:18,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:18,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:18,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:18,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:18,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:18,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:18,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:18,353 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:18,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:18,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:18,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:18,360 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:18,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:18,363 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:18,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:18,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:18,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:18,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:18,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:18,368 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:18,368 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:18,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:18,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:18,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:18,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:18,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:18,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:18,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:18,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:18,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:18,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:18,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:18,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:18,377 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:18,377 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:18,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:18,378 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:18,379 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 -> 78a0ff17a731667045bb08c8667ca58cbedd845e [2019-11-26 16:50:18,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:19,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:19,015 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:19,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:19,021 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:19,022 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label02.c [2019-11-26 16:50:19,186 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089cae870/3ed0975b59e042848f58acdec5f9211d/FLAGe6d906eae [2019-11-26 16:50:20,757 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:20,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label02.c [2019-11-26 16:50:20,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089cae870/3ed0975b59e042848f58acdec5f9211d/FLAGe6d906eae [2019-11-26 16:50:20,865 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089cae870/3ed0975b59e042848f58acdec5f9211d [2019-11-26 16:50:20,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:20,881 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:20,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:20,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:20,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:20,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 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 16:50:20,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:21,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:23,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:23,628 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:24,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:24,896 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:24,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24 WrapperNode [2019-11-26 16:50:24,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:24,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:24,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:24,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:24,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:25,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:25,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:25,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:25,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:25,802 INFO L168 Benchmark]: Toolchain (without parser) took 4917.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 802.6 MB in the end (delta: 159.0 MB). Peak memory consumption was 159.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,803 INFO L168 Benchmark]: CDTParser took 1.63 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 16:50:25,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4013.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 848.7 MB in the end (delta: 107.1 MB). Peak memory consumption was 107.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 475.63 ms. Allocated memory is still 1.0 GB. Free memory was 848.7 MB in the beginning and 825.5 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,815 INFO L168 Benchmark]: Boogie Preprocessor took 415.97 ms. Allocated memory is still 1.0 GB. Free memory was 825.5 MB in the beginning and 802.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,824 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 4013.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 848.7 MB in the end (delta: 107.1 MB). Peak memory consumption was 107.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 475.63 ms. Allocated memory is still 1.0 GB. Free memory was 848.7 MB in the beginning and 825.5 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 415.97 ms. Allocated memory is still 1.0 GB. Free memory was 825.5 MB in the beginning and 802.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...