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-esbmc-regression/modf_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5318ecb-m [2018-10-11 14:13:17,071 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 14:13:17,079 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 14:13:17,115 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 14:13:17,116 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 14:13:17,119 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 14:13:17,124 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 14:13:17,126 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 14:13:17,131 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 14:13:17,132 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 14:13:17,140 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 14:13:17,140 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 14:13:17,145 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 14:13:17,151 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 14:13:17,153 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 14:13:17,154 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 14:13:17,154 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 14:13:17,163 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 14:13:17,176 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 14:13:17,184 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 14:13:17,185 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 14:13:17,189 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 14:13:17,197 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-11 14:13:17,223 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 14:13:17,224 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 14:13:17,225 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 14:13:17,229 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 14:13:17,230 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 14:13:17,283 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 14:13:17,283 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 14:13:17,290 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-11 14:13:17,291 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-11 14:13:17,294 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 14:13:17,294 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 14:13:17,294 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 14:13:17,295 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 14:13:17,295 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 14:13:17,295 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 14:13:17,295 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 14:13:17,296 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-11 14:13:17,300 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 14:13:17,300 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-11 14:13:17,300 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-11 14:13:17,301 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-11 14:13:17,301 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 14:13:17,301 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-11 14:13:17,301 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-11 14:13:17,302 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 14:13:17,302 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 14:13:17,302 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 14:13:17,302 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 14:13:17,302 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 14:13:17,303 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 14:13:17,308 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 14:13:17,308 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-11 14:13:17,309 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-11 14:13:17,309 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 14:13:17,309 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-11 14:13:17,309 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-11 14:13:17,309 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-11 14:13:17,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 14:13:17,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 14:13:17,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 14:13:17,497 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 14:13:17,498 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 14:13:17,499 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/modf_true-unreach-call.i [2018-10-11 14:13:18,219 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44fc2a9a7/df5fed1b323f458182867413de49c195/FLAG929a63478 [2018-10-11 14:13:18,906 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 14:13:18,910 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/modf_true-unreach-call.i [2018-10-11 14:13:18,943 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44fc2a9a7/df5fed1b323f458182867413de49c195/FLAG929a63478 [2018-10-11 14:13:18,965 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44fc2a9a7/df5fed1b323f458182867413de49c195 [2018-10-11 14:13:18,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 14:13:18,984 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 14:13:18,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 14:13:18,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 14:13:19,006 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 14:13:19,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:13:18" (1/1) ... [2018-10-11 14:13:19,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155511cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:13:19, skipping insertion in model container [2018-10-11 14:13:19,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:13:18" (1/1) ... [2018-10-11 14:13:19,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 14:13:19,191 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 14:13:19,642 WARN L309 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: modff [2018-10-11 14:13:19,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ef2205a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:13:19, skipping insertion in model container [2018-10-11 14:13:19,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 14:13:19,647 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-11 14:13:19,650 INFO L168 Benchmark]: Toolchain (without parser) took 668.63 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 14:13:19,656 INFO L168 Benchmark]: CDTParser took 0.24 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 14:13:19,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.05 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 14:13:19,669 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 0.24 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 654.05 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: 874]: Unsupported Syntax Unsupported function from math.h: modff RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...