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/copysign_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5318ecb-m [2018-10-11 14:13:12,573 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 14:13:12,578 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 14:13:12,613 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 14:13:12,614 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 14:13:12,617 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 14:13:12,619 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 14:13:12,624 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 14:13:12,632 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 14:13:12,633 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 14:13:12,644 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 14:13:12,645 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 14:13:12,648 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 14:13:12,649 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 14:13:12,654 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 14:13:12,658 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 14:13:12,662 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 14:13:12,666 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 14:13:12,674 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 14:13:12,679 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 14:13:12,684 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 14:13:12,686 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 14:13:12,691 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-11 14:13:12,711 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 14:13:12,711 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 14:13:12,716 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 14:13:12,717 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 14:13:12,720 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 14:13:12,762 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 14:13:12,766 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 14:13:12,767 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-11 14:13:12,767 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-11 14:13:12,772 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 14:13:12,772 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 14:13:12,772 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 14:13:12,773 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 14:13:12,773 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 14:13:12,773 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 14:13:12,773 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 14:13:12,773 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-11 14:13:12,779 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 14:13:12,779 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-11 14:13:12,779 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-11 14:13:12,780 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-11 14:13:12,780 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 14:13:12,780 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-11 14:13:12,780 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-11 14:13:12,780 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 14:13:12,781 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 14:13:12,783 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 14:13:12,783 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 14:13:12,783 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 14:13:12,784 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 14:13:12,784 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 14:13:12,786 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-11 14:13:12,786 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-11 14:13:12,786 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 14:13:12,786 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-11 14:13:12,787 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-11 14:13:12,787 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-11 14:13:12,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 14:13:12,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 14:13:12,958 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 14:13:12,964 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 14:13:12,965 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 14:13:12,968 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/copysign_true-unreach-call.i [2018-10-11 14:13:13,691 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000726010/543054e432854e19ae1e76910c1e93f0/FLAGf1f08724a [2018-10-11 14:13:14,444 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 14:13:14,448 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/copysign_true-unreach-call.i [2018-10-11 14:13:14,483 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000726010/543054e432854e19ae1e76910c1e93f0/FLAGf1f08724a [2018-10-11 14:13:14,529 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000726010/543054e432854e19ae1e76910c1e93f0 [2018-10-11 14:13:14,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 14:13:14,549 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 14:13:14,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 14:13:14,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 14:13:14,566 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 14:13:14,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:13:14" (1/1) ... [2018-10-11 14:13:14,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b7df0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:13:14, skipping insertion in model container [2018-10-11 14:13:14,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:13:14" (1/1) ... [2018-10-11 14:13:14,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 14:13:14,778 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 14:13:15,170 WARN L309 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: copysign [2018-10-11 14:13:15,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69af9003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:13:15, skipping insertion in model container [2018-10-11 14:13:15,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 14:13:15,172 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-11 14:13:15,180 INFO L168 Benchmark]: Toolchain (without parser) took 629.20 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 14:13:15,184 INFO L168 Benchmark]: CDTParser took 0.37 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 14:13:15,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.47 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 14:13:15,192 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 0.37 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 620.47 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...