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_Default.epf -i ../../../trunk/examples/svcomp/floats-esbmc-regression/floor_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6070b07 [2018-09-23 11:15:05,169 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 11:15:05,173 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 11:15:05,193 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 11:15:05,193 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 11:15:05,197 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 11:15:05,198 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 11:15:05,203 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 11:15:05,219 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 11:15:05,220 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 11:15:05,221 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 11:15:05,221 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 11:15:05,228 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 11:15:05,229 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 11:15:05,230 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 11:15:05,237 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 11:15:05,238 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 11:15:05,239 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 11:15:05,252 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 11:15:05,253 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 11:15:05,254 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 11:15:05,263 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 11:15:05,267 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-23 11:15:05,281 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 11:15:05,281 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 11:15:05,282 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 11:15:05,282 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 11:15:05,288 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-23 11:15:05,321 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 11:15:05,321 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 11:15:05,324 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 11:15:05,324 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 11:15:05,325 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 11:15:05,325 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 11:15:05,325 INFO L133 SettingsManager]: * Use SBE=true [2018-09-23 11:15:05,325 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 11:15:05,325 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 11:15:05,325 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 11:15:05,325 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 11:15:05,326 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 11:15:05,326 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 11:15:05,326 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 11:15:05,326 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 11:15:05,326 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 11:15:05,326 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 11:15:05,329 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 11:15:05,330 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 11:15:05,331 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-23 11:15:05,331 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 11:15:05,332 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-23 11:15:05,332 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-23 11:15:05,332 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 11:15:05,332 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 11:15:05,332 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 11:15:05,332 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-23 11:15:05,332 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 11:15:05,333 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 11:15:05,333 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 11:15:05,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 11:15:05,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 11:15:05,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 11:15:05,452 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-23 11:15:05,455 INFO L276 PluginConnector]: CDTParser initialized [2018-09-23 11:15:05,455 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/floor_true-unreach-call.i [2018-09-23 11:15:05,904 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d71954f2/0dbd66f0493149308904b1163d39d22e/FLAGd05f192c0 [2018-09-23 11:15:06,337 INFO L277 CDTParser]: Found 1 translation units. [2018-09-23 11:15:06,338 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/floor_true-unreach-call.i [2018-09-23 11:15:06,367 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d71954f2/0dbd66f0493149308904b1163d39d22e/FLAGd05f192c0 [2018-09-23 11:15:06,385 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d71954f2/0dbd66f0493149308904b1163d39d22e [2018-09-23 11:15:06,409 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 11:15:06,421 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-23 11:15:06,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-23 11:15:06,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-23 11:15:06,431 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-23 11:15:06,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 11:15:06" (1/1) ... [2018-09-23 11:15:06,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce7c731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:15:06, skipping insertion in model container [2018-09-23 11:15:06,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 11:15:06" (1/1) ... [2018-09-23 11:15:06,460 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-23 11:15:06,993 WARN L223 ieTranslatorObserver]: Unsupported Syntax: Unsupported function from math.h: floor [2018-09-23 11:15:06,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@154dc0d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:15:06, skipping insertion in model container [2018-09-23 11:15:06,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-23 11:15:06,995 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-09-23 11:15:06,998 INFO L168 Benchmark]: Toolchain (without parser) took 588.09 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. [2018-09-23 11:15:07,000 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-09-23 11:15:07,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.95 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. [2018-09-23 11:15:07,009 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 0.15 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 572.95 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: 871]: Unsupported Syntax Unsupported function from math.h: floor RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...