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-cbmc-regression/float-rounding1_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5318ecb-m [2018-10-11 14:53:40,506 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 14:53:40,513 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 14:53:40,543 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 14:53:40,543 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 14:53:40,544 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 14:53:40,554 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 14:53:40,557 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 14:53:40,565 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 14:53:40,566 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 14:53:40,571 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 14:53:40,571 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 14:53:40,575 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 14:53:40,577 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 14:53:40,588 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 14:53:40,589 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 14:53:40,596 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 14:53:40,602 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 14:53:40,604 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 14:53:40,614 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 14:53:40,621 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 14:53:40,623 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 14:53:40,629 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 14:53:40,629 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 14:53:40,630 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 14:53:40,634 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 14:53:40,638 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 14:53:40,639 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 14:53:40,643 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 14:53:40,644 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 14:53:40,645 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 14:53:40,649 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-11 14:53:40,649 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 14:53:40,649 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 14:53:40,650 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 14:53:40,657 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 14:53:40,657 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 [2018-10-11 14:53:40,711 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 14:53:40,711 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 14:53:40,716 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-11 14:53:40,716 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-11 14:53:40,722 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 14:53:40,722 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 14:53:40,722 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 14:53:40,722 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 14:53:40,723 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 14:53:40,723 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 14:53:40,723 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 14:53:40,723 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 14:53:40,723 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-11 14:53:40,724 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 14:53:40,728 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-11 14:53:40,728 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 14:53:40,729 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-11 14:53:40,729 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-11 14:53:40,729 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 14:53:40,729 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 14:53:40,729 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 14:53:40,730 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 14:53:40,730 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 14:53:40,730 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 14:53:40,730 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 14:53:40,730 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-11 14:53:40,736 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-11 14:53:40,736 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 14:53:40,736 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-11 14:53:40,736 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-11 14:53:40,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 14:53:40,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 14:53:40,907 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 14:53:40,909 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 14:53:40,913 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 14:53:40,914 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-rounding1_true-unreach-call.i [2018-10-11 14:53:41,492 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14b8c349f/181e16d76cb447e49da7faed3e12cf96/FLAGb7d301a48 [2018-10-11 14:53:42,170 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 14:53:42,176 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-rounding1_true-unreach-call.i [2018-10-11 14:53:42,212 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14b8c349f/181e16d76cb447e49da7faed3e12cf96/FLAGb7d301a48 [2018-10-11 14:53:42,245 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14b8c349f/181e16d76cb447e49da7faed3e12cf96 [2018-10-11 14:53:42,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 14:53:42,288 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 14:53:42,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 14:53:42,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 14:53:42,305 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 14:53:42,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:53:42" (1/1) ... [2018-10-11 14:53:42,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4890ec0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:53:42, skipping insertion in model container [2018-10-11 14:53:42,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:53:42" (1/1) ... [2018-10-11 14:53:42,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 14:53:42,525 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 14:53:42,881 WARN L309 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: fesetround [2018-10-11 14:53:42,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@783ddebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:53:42, skipping insertion in model container [2018-10-11 14:53:42,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 14:53:42,885 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-11 14:53:42,889 INFO L168 Benchmark]: Toolchain (without parser) took 602.89 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 14:53:42,899 INFO L168 Benchmark]: CDTParser took 0.22 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 14:53:42,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 590.10 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 14:53:42,909 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 0.22 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 590.10 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...