./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/cast_float_union.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/float-benchs/cast_float_union.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 1d8a7d8fb8a6f3d9cad882f110dad1cedcf67f0c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/float-benchs/cast_float_union.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 1d8a7d8fb8a6f3d9cad882f110dad1cedcf67f0c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:57:45,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:45,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:45,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:45,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:45,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:45,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:45,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:45,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:45,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:45,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:45,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:45,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:45,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:45,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:45,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:45,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:45,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:45,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:45,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:45,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:45,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:45,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:45,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:45,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:45,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:45,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:45,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:45,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:45,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:45,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:45,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:45,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:45,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:45,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:45,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:45,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:45,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:45,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:45,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:45,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:45,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:57:45,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:45,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:45,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:45,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:45,517 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:45,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:45,518 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:45,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:57:45,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:45,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:45,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:45,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:45,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:45,524 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:45,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:45,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:45,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:45,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:45,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:45,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:45,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:45,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:45,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:45,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:45,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:45,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:57:45,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:57:45,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:45,533 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 -> 1d8a7d8fb8a6f3d9cad882f110dad1cedcf67f0c [2019-11-26 16:57:46,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:46,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:46,157 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:46,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:46,163 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:46,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/cast_float_union.c [2019-11-26 16:57:46,325 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c163011f3/88b13f32146b4c33874b9e7670cb42ad/FLAG12d13a7b1 [2019-11-26 16:57:47,341 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:47,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/cast_float_union.c [2019-11-26 16:57:47,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c163011f3/88b13f32146b4c33874b9e7670cb42ad/FLAG12d13a7b1 [2019-11-26 16:57:47,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c163011f3/88b13f32146b4c33874b9e7670cb42ad [2019-11-26 16:57:47,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:47,544 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:47,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:47,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:47,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:47,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:47" (1/1) ... [2019-11-26 16:57:47,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28674ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:47, skipping insertion in model container [2019-11-26 16:57:47,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:47" (1/1) ... [2019-11-26 16:57:47,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:47,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:48,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:48,092 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:48,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:48,289 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:48,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:48 WrapperNode [2019-11-26 16:57:48,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:48,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:48,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:48,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:48,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:48" (1/1) ... [2019-11-26 16:57:48,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:48" (1/1) ... [2019-11-26 16:57:48,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:48,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:48,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:48,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:48,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:48" (1/1) ... [2019-11-26 16:57:48,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:48" (1/1) ... [2019-11-26 16:57:48,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:48" (1/1) ... [2019-11-26 16:57:48,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:48" (1/1) ... [2019-11-26 16:57:48,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:48" (1/1) ... [2019-11-26 16:57:48,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:48" (1/1) ... [2019-11-26 16:57:48,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:48" (1/1) ... [2019-11-26 16:57:48,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:48,459 INFO L168 Benchmark]: Toolchain (without parser) took 911.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.2 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:48,461 INFO L168 Benchmark]: CDTParser took 0.44 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 16:57:48,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:48,482 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.89 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:48,483 INFO L168 Benchmark]: Boogie Preprocessor took 71.70 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:48,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 743.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 81.89 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.70 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:57:52,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:52,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:52,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:52,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:52,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:52,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:52,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:52,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:52,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:52,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:52,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:52,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:52,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:52,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:52,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:52,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:52,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:52,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:52,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:52,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:52,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:52,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:52,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:52,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:52,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:52,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:52,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:52,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:52,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:52,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:52,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:52,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:52,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:52,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:52,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:52,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:52,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:52,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:52,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:52,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:52,596 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:57:52,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:52,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:52,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:52,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:52,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:52,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:52,644 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:52,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:52,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:52,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:52,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:52,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:52,645 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:57:52,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:57:52,646 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:52,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:52,649 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:52,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:52,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:52,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:52,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:52,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:52,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:52,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:52,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:52,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:52,653 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:57:52,655 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:57:52,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:52,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:57:52,657 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 -> 1d8a7d8fb8a6f3d9cad882f110dad1cedcf67f0c [2019-11-26 16:57:53,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:53,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:53,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:53,262 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:53,263 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:53,264 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/cast_float_union.c [2019-11-26 16:57:53,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/264b4b7af/5e17af235c614426baa151ba830e1283/FLAG7a43648ba [2019-11-26 16:57:54,465 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:54,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/cast_float_union.c [2019-11-26 16:57:54,481 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/264b4b7af/5e17af235c614426baa151ba830e1283/FLAG7a43648ba [2019-11-26 16:57:54,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/264b4b7af/5e17af235c614426baa151ba830e1283 [2019-11-26 16:57:54,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:54,659 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:54,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:54,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:54,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:54,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:54" (1/1) ... [2019-11-26 16:57:54,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:54, skipping insertion in model container [2019-11-26 16:57:54,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:54" (1/1) ... [2019-11-26 16:57:54,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:54,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:55,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:55,207 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:55,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:55,457 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:55,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:55 WrapperNode [2019-11-26 16:57:55,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:55,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:55,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:55,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:55,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:55" (1/1) ... [2019-11-26 16:57:55,532 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:55" (1/1) ... [2019-11-26 16:57:55,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:55,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:55,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:55,575 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:55,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:55" (1/1) ... [2019-11-26 16:57:55,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:55" (1/1) ... [2019-11-26 16:57:55,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:55" (1/1) ... [2019-11-26 16:57:55,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:55" (1/1) ... [2019-11-26 16:57:55,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:55" (1/1) ... [2019-11-26 16:57:55,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:55" (1/1) ... [2019-11-26 16:57:55,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:55" (1/1) ... [2019-11-26 16:57:55,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:55,662 INFO L168 Benchmark]: Toolchain (without parser) took 1001.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 990.9 MB in the end (delta: -30.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:55,664 INFO L168 Benchmark]: CDTParser took 2.54 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 16:57:55,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 789.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.6 MB in the end (delta: -36.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:55,669 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.16 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 990.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:55,670 INFO L168 Benchmark]: Boogie Preprocessor took 83.20 ms. Allocated memory is still 1.0 GB. Free memory is still 990.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:55,688 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.54 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 789.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.6 MB in the end (delta: -36.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.16 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 990.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.20 ms. Allocated memory is still 1.0 GB. Free memory is still 990.9 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...