java -ea -Xmx2000000000 -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 ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-rounding1_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-985f63f [2018-10-11 17:46:04,214 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 17:46:04,218 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 17:46:04,246 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 17:46:04,247 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 17:46:04,248 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 17:46:04,250 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 17:46:04,260 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 17:46:04,270 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 17:46:04,271 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 17:46:04,276 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 17:46:04,276 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 17:46:04,277 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 17:46:04,282 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 17:46:04,283 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 17:46:04,294 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 17:46:04,296 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 17:46:04,300 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 17:46:04,307 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 17:46:04,312 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 17:46:04,319 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 17:46:04,321 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 17:46:04,328 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 17:46:04,329 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 17:46:04,329 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 17:46:04,330 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 17:46:04,336 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 17:46:04,338 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 17:46:04,339 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 17:46:04,340 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 17:46:04,340 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 17:46:04,344 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-11 17:46:04,345 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 17:46:04,346 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 17:46:04,348 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 17:46:04,355 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 17:46:04,355 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-10-11 17:46:04,403 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 17:46:04,403 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 17:46:04,407 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-11 17:46:04,408 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-11 17:46:04,415 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 17:46:04,416 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 17:46:04,417 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 17:46:04,417 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 17:46:04,417 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 17:46:04,417 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 17:46:04,418 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 17:46:04,418 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-11 17:46:04,418 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 17:46:04,419 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-11 17:46:04,419 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-11 17:46:04,419 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-11 17:46:04,419 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 17:46:04,419 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-11 17:46:04,420 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-11 17:46:04,420 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 17:46:04,420 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 17:46:04,420 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 17:46:04,420 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 17:46:04,426 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 17:46:04,426 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 17:46:04,426 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 17:46:04,427 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-11 17:46:04,427 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-11 17:46:04,427 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 17:46:04,427 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-11 17:46:04,427 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-11 17:46:04,428 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-11 17:46:04,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 17:46:04,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 17:46:04,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 17:46:04,606 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 17:46:04,608 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 17:46:04,609 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-rounding1_true-unreach-call.i [2018-10-11 17:46:04,757 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1496d30/f98a7663815b4e75a0fa44d015fffa35/FLAG678083116 [2018-10-11 17:46:06,005 INFO L298 CDTParser]: Found 1 translation units. [2018-10-11 17:46:06,006 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-rounding1_true-unreach-call.i [2018-10-11 17:46:06,046 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1496d30/f98a7663815b4e75a0fa44d015fffa35/FLAG678083116 [2018-10-11 17:46:06,086 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1496d30/f98a7663815b4e75a0fa44d015fffa35 [2018-10-11 17:46:06,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 17:46:06,121 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 17:46:06,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 17:46:06,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 17:46:06,135 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 17:46:06,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 05:46:06" (1/1) ... [2018-10-11 17:46:06,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f471f22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:46:06, skipping insertion in model container [2018-10-11 17:46:06,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 05:46:06" (1/1) ... [2018-10-11 17:46:06,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 17:46:06,316 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 17:46:06,993 WARN L309 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: fesetround [2018-10-11 17:46:06,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f7e8d98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:46:06, skipping insertion in model container [2018-10-11 17:46:06,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 17:46:06,995 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-11 17:46:07,000 INFO L168 Benchmark]: Toolchain (without parser) took 882.16 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 17:46:07,007 INFO L168 Benchmark]: CDTParser took 0.92 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-11 17:46:07,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 867.62 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 17:46:07,018 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 867.62 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1085]: Unsupported Syntax Unsupported function from math.h: fesetround RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...