java -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./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 0.1.23-935f392 [2018-07-19 17:31:44,452 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-19 17:31:44,455 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-19 17:31:44,494 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-19 17:31:44,494 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-19 17:31:44,496 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-19 17:31:44,501 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-19 17:31:44,505 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-19 17:31:44,507 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-19 17:31:44,514 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-19 17:31:44,517 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-19 17:31:44,517 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-19 17:31:44,520 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-19 17:31:44,522 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-19 17:31:44,523 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-19 17:31:44,529 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-19 17:31:44,530 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-19 17:31:44,538 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-19 17:31:44,550 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-19 17:31:44,557 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-19 17:31:44,561 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-19 17:31:44,564 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-19 17:31:44,572 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-07-19 17:31:44,594 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-19 17:31:44,594 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-19 17:31:44,596 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-19 17:31:44,602 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-19 17:31:44,603 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 [2018-07-19 17:31:44,651 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-19 17:31:44,651 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-19 17:31:44,655 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-19 17:31:44,655 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-19 17:31:44,659 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-19 17:31:44,660 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-19 17:31:44,660 INFO L133 SettingsManager]: * Use SBE=true [2018-07-19 17:31:44,660 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-19 17:31:44,662 INFO L133 SettingsManager]: * sizeof long=4 [2018-07-19 17:31:44,662 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-07-19 17:31:44,662 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-19 17:31:44,662 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-19 17:31:44,662 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-19 17:31:44,663 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-19 17:31:44,663 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-07-19 17:31:44,665 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-07-19 17:31:44,666 INFO L133 SettingsManager]: * sizeof long double=12 [2018-07-19 17:31:44,666 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-19 17:31:44,666 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-19 17:31:44,666 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-19 17:31:44,667 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-19 17:31:44,667 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-19 17:31:44,667 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-19 17:31:44,667 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-19 17:31:44,669 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-19 17:31:44,670 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-19 17:31:44,671 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-19 17:31:44,672 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-19 17:31:44,672 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-07-19 17:31:44,672 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-19 17:31:44,672 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-07-19 17:31:44,672 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-07-19 17:31:44,673 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-19 17:31:44,802 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-19 17:31:44,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-19 17:31:44,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-19 17:31:44,851 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-19 17:31:44,851 INFO L276 PluginConnector]: CDTParser initialized [2018-07-19 17:31:44,852 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/copysign_true-unreach-call.i [2018-07-19 17:31:45,468 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c00757a/f69da2afc85d45dd89ffa9526768d276/FLAG409d78176 [2018-07-19 17:31:46,155 INFO L276 CDTParser]: Found 1 translation units. [2018-07-19 17:31:46,156 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/copysign_true-unreach-call.i [2018-07-19 17:31:46,196 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c00757a/f69da2afc85d45dd89ffa9526768d276/FLAG409d78176 [2018-07-19 17:31:46,222 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c00757a/f69da2afc85d45dd89ffa9526768d276 [2018-07-19 17:31:46,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-19 17:31:46,252 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-07-19 17:31:46,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-19 17:31:46,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-19 17:31:46,275 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-19 17:31:46,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 05:31:46" (1/1) ... [2018-07-19 17:31:46,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e8b013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:31:46, skipping insertion in model container [2018-07-19 17:31:46,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 05:31:46" (1/1) ... [2018-07-19 17:31:46,804 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-19 17:31:47,031 WARN L201 ieTranslatorObserver]: Unsupported Syntax: Unsupported function from math.h: copysign [2018-07-19 17:31:47,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e70036b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:31:47, skipping insertion in model container [2018-07-19 17:31:47,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-19 17:31:47,033 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-07-19 17:31:47,037 INFO L168 Benchmark]: Toolchain (without parser) took 788.46 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. [2018-07-19 17:31:47,041 INFO L168 Benchmark]: CDTParser took 1.55 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. [2018-07-19 17:31:47,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 774.28 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. [2018-07-19 17:31:47,051 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 774.28 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: copysign RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...