java -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./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/copysign_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f5fa1ab [2018-02-12 13:21:47,358 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-12 13:21:47,360 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-12 13:21:47,394 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-12 13:21:47,394 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-12 13:21:47,395 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-12 13:21:47,396 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-12 13:21:47,404 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-12 13:21:47,405 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-12 13:21:47,406 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-12 13:21:47,407 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-12 13:21:47,407 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-12 13:21:47,410 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-12 13:21:47,410 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-12 13:21:47,411 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-12 13:21:47,426 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-12 13:21:47,427 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-12 13:21:47,428 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-12 13:21:47,438 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-12 13:21:47,438 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-12 13:21:47,440 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-02-12 13:21:47,455 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-12 13:21:47,456 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-12 13:21:47,456 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-02-12 13:21:47,479 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-12 13:21:47,479 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-12 13:21:47,479 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-02-12 13:21:47,480 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-02-12 13:21:47,481 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-12 13:21:47,482 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-12 13:21:47,482 INFO L133 SettingsManager]: * Use SBE=true [2018-02-12 13:21:47,482 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-12 13:21:47,482 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-12 13:21:47,482 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-12 13:21:47,482 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-12 13:21:47,482 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-02-12 13:21:47,488 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-12 13:21:47,488 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-02-12 13:21:47,488 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-02-12 13:21:47,489 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-02-12 13:21:47,489 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-12 13:21:47,489 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-02-12 13:21:47,489 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-02-12 13:21:47,489 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-12 13:21:47,489 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-12 13:21:47,489 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-12 13:21:47,490 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-12 13:21:47,490 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-12 13:21:47,490 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-12 13:21:47,490 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-02-12 13:21:47,490 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-02-12 13:21:47,490 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-02-12 13:21:47,490 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-02-12 13:21:47,490 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-02-12 13:21:47,490 INFO L133 SettingsManager]: * Command for external solver=cvc4 --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-02-12 13:21:47,491 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-02-12 13:21:47,491 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-02-12 13:21:47,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-12 13:21:47,570 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-02-12 13:21:47,581 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-12 13:21:47,583 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-12 13:21:47,583 INFO L276 PluginConnector]: CDTParser initialized [2018-02-12 13:21:47,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/copysign_true-unreach-call.i [2018-02-12 13:21:47,962 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-12 13:21:47,974 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-02-12 13:21:47,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-12 13:21:47,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-12 13:21:47,987 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-12 13:21:47,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.02 01:21:47" (1/1) ... [2018-02-12 13:21:47,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@644fb91c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 01:21:47, skipping insertion in model container [2018-02-12 13:21:47,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.02 01:21:47" (1/1) ... [2018-02-12 13:21:48,018 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-12 13:21:48,102 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-12 13:21:48,333 WARN L252 ieTranslatorObserver]: Unsupported Syntax Unsupported function from math.h: copysign [2018-02-12 13:21:48,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7463a07f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 01:21:48, skipping insertion in model container [2018-02-12 13:21:48,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-12 13:21:48,334 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-02-12 13:21:48,335 INFO L168 Benchmark]: Toolchain (without parser) took 371.72 ms. Allocated memory is still 383.3 MB. Free memory was 341.8 MB in the beginning and 330.9 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 1.9 GB. [2018-02-12 13:21:48,341 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 383.3 MB. Free memory is still 348.2 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-02-12 13:21:48,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.19 ms. Allocated memory is still 383.3 MB. Free memory was 340.7 MB in the beginning and 330.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 1.9 GB. [2018-02-12 13:21:48,343 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 383.3 MB. Free memory is still 348.2 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 359.19 ms. Allocated memory is still 383.3 MB. Free memory was 340.7 MB in the beginning and 330.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 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: copysign RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...