./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_3_alt.BV.c.cil.c --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 47b0bc17 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/bitvector/s3_srvr_3_alt.BV.c.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e01bd719f7d1aae569b8a22e5c701b53d00d960 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:49:53,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:49:53,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:49:53,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:49:53,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:49:53,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:49:53,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:49:53,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:49:53,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:49:53,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:49:53,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:49:53,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:49:53,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:49:53,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:49:53,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:49:53,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:49:53,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:49:53,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:49:53,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:49:53,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:49:53,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:49:53,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:49:53,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:49:53,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:49:53,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:49:53,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:49:53,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:49:53,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:49:53,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:49:53,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:49:53,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:49:53,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:49:53,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:49:53,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:49:53,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:49:53,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:49:53,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:49:53,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:49:53,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:49:53,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:49:53,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:49:53,380 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-11-20 23:49:53,423 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:49:53,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:49:53,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:49:53,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:49:53,433 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:49:53,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:49:53,434 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 23:49:53,434 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 23:49:53,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:49:53,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 23:49:53,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:49:53,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:49:53,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:49:53,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:49:53,439 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-20 23:49:53,441 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 23:49:53,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:49:53,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:49:53,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:49:53,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:49:53,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:49:53,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:49:53,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:49:53,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:49:53,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:49:53,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:49:53,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:49:53,448 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:49:53,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:49:53,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:49:53,452 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 ! overflow) ) 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 -> 6e01bd719f7d1aae569b8a22e5c701b53d00d960 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:49:54,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:49:54,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:49:54,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:49:54,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:49:54,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:49:54,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_3_alt.BV.c.cil.c [2019-11-20 23:49:54,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca4c06bcf/a563bc61cc2f453dbf6471c16a4b494a/FLAGf92f43aa1 [2019-11-20 23:49:55,399 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:49:55,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_3_alt.BV.c.cil.c [2019-11-20 23:49:55,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca4c06bcf/a563bc61cc2f453dbf6471c16a4b494a/FLAGf92f43aa1 [2019-11-20 23:49:55,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca4c06bcf/a563bc61cc2f453dbf6471c16a4b494a [2019-11-20 23:49:55,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:49:55,504 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:49:55,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:49:55,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:49:55,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:49:55,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:49:55" (1/1) ... [2019-11-20 23:49:55,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c4ab06d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:49:55, skipping insertion in model container [2019-11-20 23:49:55,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:49:55" (1/1) ... [2019-11-20 23:49:55,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:49:55,689 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:49:56,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:49:56,438 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:49:56,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:49:56,601 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:49:56,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:49:56 WrapperNode [2019-11-20 23:49:56,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:49:56,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:49:56,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:49:56,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:49:56,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:49:56" (1/1) ... [2019-11-20 23:49:56,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:49:56" (1/1) ... [2019-11-20 23:49:56,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:49:56,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:49:56,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:49:56,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:49:56,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:49:56" (1/1) ... [2019-11-20 23:49:56,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:49:56" (1/1) ... [2019-11-20 23:49:56,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:49:56" (1/1) ... [2019-11-20 23:49:56,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:49:56" (1/1) ... [2019-11-20 23:49:56,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:49:56" (1/1) ... [2019-11-20 23:49:56,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:49:56" (1/1) ... [2019-11-20 23:49:56,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:49:56" (1/1) ... [2019-11-20 23:49:56,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:49:56,894 INFO L168 Benchmark]: Toolchain (without parser) took 1375.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.8 MB in the end (delta: -16.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:49:56,896 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-20 23:49:56,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1098.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.6 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-20 23:49:56,904 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.46 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:49:56,906 INFO L168 Benchmark]: Boogie Preprocessor took 107.32 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:49:56,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1098.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.6 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 158.46 ms. Allocated memory is still 1.0 GB. Free memory was 989.6 MB in the beginning and 983.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.32 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...