./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label23.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/Problem12_label23.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 1e6a5c78473cb8a8202f7562bd3cc6617e082286 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label23.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 1e6a5c78473cb8a8202f7562bd3cc6617e082286 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:46:26,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:26,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:26,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:26,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:26,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:26,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:26,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:26,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:26,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:26,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:26,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:26,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:26,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:26,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:26,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:26,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:26,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:26,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:26,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:26,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:26,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:26,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:26,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:26,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:26,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:26,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:26,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:26,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:26,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:26,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:26,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:26,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:26,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:26,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:26,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:26,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:26,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:26,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:26,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:26,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:26,559 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:26,601 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:26,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:26,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:26,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:26,609 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:26,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:26,611 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:26,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:26,611 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:26,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:26,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:26,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:26,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:26,616 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:26,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:26,617 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:26,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:26,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:26,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:26,620 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:26,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:26,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:26,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:26,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:26,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:26,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:26,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:26,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:26,625 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 -> 1e6a5c78473cb8a8202f7562bd3cc6617e082286 [2019-11-26 16:46:27,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:27,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:27,277 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:27,281 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:27,285 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:27,286 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label23.c [2019-11-26 16:46:27,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430d84784/4bdcaca74e4c499f8dc24e0d467710d0/FLAGbbb03b23d [2019-11-26 16:46:29,134 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:29,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label23.c [2019-11-26 16:46:29,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430d84784/4bdcaca74e4c499f8dc24e0d467710d0/FLAGbbb03b23d [2019-11-26 16:46:29,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/430d84784/4bdcaca74e4c499f8dc24e0d467710d0 [2019-11-26 16:46:29,249 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:29,254 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:29,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:29,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:29,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:29,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:29" (1/1) ... [2019-11-26 16:46:29,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:29, skipping insertion in model container [2019-11-26 16:46:29,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:29" (1/1) ... [2019-11-26 16:46:29,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:29,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:32,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:32,455 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:33,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:33,869 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:33,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33 WrapperNode [2019-11-26 16:46:33,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:33,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:33,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:33,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:33,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:34,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:34,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:34,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:34,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:34,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:35,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:35,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:35,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:35,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:35,977 INFO L168 Benchmark]: Toolchain (without parser) took 6719.09 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 913.4 MB in the end (delta: 42.6 MB). Peak memory consumption was 322.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,978 INFO L168 Benchmark]: CDTParser took 2.52 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 16:46:35,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4616.85 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 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 764.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,988 INFO L168 Benchmark]: Boogie Preprocessor took 1328.06 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 913.4 MB in the end (delta: -161.4 MB). Peak memory consumption was 118.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:35,999 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 4616.85 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 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 764.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1328.06 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 913.4 MB in the end (delta: -161.4 MB). Peak memory consumption was 118.0 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 16:46:39,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:39,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:39,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:39,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:39,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:39,923 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:39,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:39,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:39,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:39,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:39,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:39,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:39,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:39,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:39,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:39,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:39,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:39,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:39,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:40,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:40,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:40,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:40,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:40,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:40,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:40,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:40,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:40,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:40,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:40,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:40,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:40,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:40,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:40,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:40,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:40,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:40,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:40,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:40,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:40,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:40,055 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:40,109 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:40,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:40,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:40,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:40,121 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:40,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:40,122 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:40,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:40,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:40,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:40,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:40,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:40,128 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:40,129 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:40,129 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:40,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:40,130 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:40,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:40,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:40,131 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:40,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:40,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:40,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:40,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:40,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:40,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:40,135 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:40,135 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:40,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:40,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:40,138 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 -> 1e6a5c78473cb8a8202f7562bd3cc6617e082286 [2019-11-26 16:46:40,683 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:40,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:40,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:40,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:40,726 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:40,728 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label23.c [2019-11-26 16:46:40,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0f819698/356e946bcfed48a2b91dfeacdb19c62c/FLAGd99e2cfec [2019-11-26 16:46:42,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:42,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label23.c [2019-11-26 16:46:42,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0f819698/356e946bcfed48a2b91dfeacdb19c62c/FLAGd99e2cfec [2019-11-26 16:46:42,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0f819698/356e946bcfed48a2b91dfeacdb19c62c [2019-11-26 16:46:42,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:42,641 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:42,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:42,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:42,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:42,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:42" (1/1) ... [2019-11-26 16:46:42,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:42, skipping insertion in model container [2019-11-26 16:46:42,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:42" (1/1) ... [2019-11-26 16:46:42,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:43,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:46,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:46,388 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:47,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:47,987 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:47,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47 WrapperNode [2019-11-26 16:46:47,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:47,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:47,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:47,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:48,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:48,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:48,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:48,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:48,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:49,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:49,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:49,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:49,433 INFO L168 Benchmark]: Toolchain (without parser) took 6787.41 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 945.4 MB in the end (delta: 4.8 MB). Peak memory consumption was 285.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,434 INFO L168 Benchmark]: CDTParser took 1.55 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 16:46:49,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5344.16 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,440 INFO L168 Benchmark]: Boogie Procedure Inliner took 560.50 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.4 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,445 INFO L168 Benchmark]: Boogie Preprocessor took 873.30 ms. Allocated memory is still 1.0 GB. Free memory was 740.4 MB in the beginning and 945.4 MB in the end (delta: -205.0 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:49,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 5344.16 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 560.50 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.4 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 873.30 ms. Allocated memory is still 1.0 GB. Free memory was 740.4 MB in the beginning and 945.4 MB in the end (delta: -205.0 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...