./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label44.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d5543883f877897c103a515b5ae361bb4c192ab ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label44.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d5543883f877897c103a515b5ae361bb4c192ab ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:34,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:34,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:34,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:34,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:34,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:34,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:34,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:34,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:34,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:34,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:34,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:34,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:34,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:34,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:34,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:34,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:34,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:34,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:34,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:34,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:34,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:34,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:34,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:34,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:34,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:34,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:34,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:34,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:34,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:34,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:34,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:34,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:34,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:34,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:34,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:34,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:34,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:34,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:34,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:34,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:34,694 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:34,722 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:34,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:34,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:34,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:34,727 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:34,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:34,727 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:34,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:34,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:34,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:34,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:34,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:34,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:34,732 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:34,732 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:34,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:34,732 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:34,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:34,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:34,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:34,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:34,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:34,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:34,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:34,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:34,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:34,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:34,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:34,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:34,740 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 -> 0d5543883f877897c103a515b5ae361bb4c192ab [2019-11-24 20:56:35,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:35,202 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:35,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:35,213 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:35,213 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:35,214 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-24 20:56:35,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b1ef390/7ab6aacc0d7b4f459cd1fed8a7a69d83/FLAG477f1ff61 [2019-11-24 20:56:36,364 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:36,364 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-24 20:56:36,410 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b1ef390/7ab6aacc0d7b4f459cd1fed8a7a69d83/FLAG477f1ff61 [2019-11-24 20:56:36,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12b1ef390/7ab6aacc0d7b4f459cd1fed8a7a69d83 [2019-11-24 20:56:36,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:36,857 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:36,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:36,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:36,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:36,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:36" (1/1) ... [2019-11-24 20:56:36,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:36, skipping insertion in model container [2019-11-24 20:56:36,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:36" (1/1) ... [2019-11-24 20:56:36,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:37,029 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:38,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:38,485 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:39,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:39,128 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:39,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39 WrapperNode [2019-11-24 20:56:39,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:39,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:39,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:39,137 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:39,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:39,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:39,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:39,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:39,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:39,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:39,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:39,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:39,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:39,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:39,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:39,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:40,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:40,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:40,111 INFO L168 Benchmark]: Toolchain (without parser) took 3253.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 775.9 MB in the end (delta: 178.6 MB). Peak memory consumption was 178.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:40,112 INFO L168 Benchmark]: CDTParser took 3.17 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:56:40,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2272.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 868.1 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:40,117 INFO L168 Benchmark]: Boogie Procedure Inliner took 530.81 ms. Allocated memory is still 1.0 GB. Free memory was 868.1 MB in the beginning and 805.1 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:40,121 INFO L168 Benchmark]: Boogie Preprocessor took 438.10 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 775.9 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:40,128 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.17 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 2272.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 868.1 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 530.81 ms. Allocated memory is still 1.0 GB. Free memory was 868.1 MB in the beginning and 805.1 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 438.10 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 775.9 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 0.1.24-32f2683 [2019-11-24 20:56:42,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:42,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:42,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:42,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:42,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:42,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:42,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:42,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:42,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:42,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:42,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:42,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:42,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:42,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:42,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:42,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:42,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:42,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:42,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:42,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:42,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:42,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:42,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:42,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:42,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:42,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:42,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:42,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:42,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:42,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:42,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:42,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:42,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:42,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:42,993 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:42,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:42,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:42,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:42,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:42,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:43,000 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:43,029 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:43,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:43,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:43,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:43,035 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:43,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:43,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:43,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:43,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:43,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:43,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:43,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:43,039 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:43,040 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:43,040 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:43,040 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:43,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:43,040 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:43,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:43,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:43,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:43,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:43,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:43,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:43,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:43,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:43,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:43,045 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:43,045 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:43,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:43,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:43,049 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 -> 0d5543883f877897c103a515b5ae361bb4c192ab [2019-11-24 20:56:43,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:43,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:43,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:43,529 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:43,530 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:43,532 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-24 20:56:43,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b9437254/1e44f9d6f3f54b6da6ec39f3427f8be0/FLAGdd989ffe4 [2019-11-24 20:56:44,679 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:44,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-24 20:56:44,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b9437254/1e44f9d6f3f54b6da6ec39f3427f8be0/FLAGdd989ffe4 [2019-11-24 20:56:45,181 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b9437254/1e44f9d6f3f54b6da6ec39f3427f8be0 [2019-11-24 20:56:45,190 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:45,192 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:45,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:45,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:45,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:45,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45, skipping insertion in model container [2019-11-24 20:56:45,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:45,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:47,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:47,014 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:47,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:47,801 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:47,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47 WrapperNode [2019-11-24 20:56:47,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:47,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:47,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:47,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:47,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:48,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:48,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:48,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:48,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:48,359 INFO L168 Benchmark]: Toolchain (without parser) took 3162.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 780.7 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,361 INFO L168 Benchmark]: CDTParser took 0.29 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. [2019-11-24 20:56:48,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2610.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 820.9 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.58 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 798.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,368 INFO L168 Benchmark]: Boogie Preprocessor took 270.84 ms. Allocated memory is still 1.0 GB. Free memory was 798.0 MB in the beginning and 780.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 2610.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 820.9 MB in the end (delta: 133.5 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.58 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 798.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 270.84 ms. Allocated memory is still 1.0 GB. Free memory was 798.0 MB in the beginning and 780.7 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...