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-esbmc-regression/ceil_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-107d8f3-m [2018-09-13 18:23:24,847 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 18:23:24,851 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 18:23:24,886 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 18:23:24,886 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 18:23:24,889 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 18:23:24,891 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 18:23:24,896 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 18:23:24,903 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 18:23:24,904 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 18:23:24,905 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 18:23:24,905 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 18:23:24,913 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-13 18:23:24,915 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 18:23:24,922 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-13 18:23:24,923 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 18:23:24,927 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 18:23:24,940 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 18:23:24,942 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 18:23:24,953 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 18:23:24,955 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 18:23:24,963 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 18:23:24,968 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-13 18:23:24,988 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-13 18:23:24,988 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-13 18:23:24,990 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 18:23:24,990 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 18:23:24,991 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 [2018-09-13 18:23:25,047 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 18:23:25,047 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 18:23:25,048 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-13 18:23:25,048 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-13 18:23:25,053 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 18:23:25,054 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 18:23:25,054 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 18:23:25,056 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 18:23:25,057 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-13 18:23:25,057 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 18:23:25,057 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-13 18:23:25,057 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 18:23:25,058 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-13 18:23:25,058 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 18:23:25,058 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-13 18:23:25,058 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-13 18:23:25,058 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-13 18:23:25,058 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-13 18:23:25,059 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 18:23:25,059 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 18:23:25,059 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 18:23:25,064 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 18:23:25,065 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 18:23:25,065 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 18:23:25,065 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 18:23:25,066 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-13 18:23:25,066 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-13 18:23:25,067 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 18:23:25,067 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-13 18:23:25,067 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-13 18:23:25,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 18:23:25,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-13 18:23:25,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-13 18:23:25,229 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 18:23:25,232 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 18:23:25,233 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/ceil_true-unreach-call.i [2018-09-13 18:23:25,817 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30326a7fd/41a269088f9949e092b54eb5e4b75dab/FLAG8878bb020 [2018-09-13 18:23:26,433 INFO L277 CDTParser]: Found 1 translation units. [2018-09-13 18:23:26,434 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/ceil_true-unreach-call.i [2018-09-13 18:23:26,466 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30326a7fd/41a269088f9949e092b54eb5e4b75dab/FLAG8878bb020 [2018-09-13 18:23:26,514 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30326a7fd/41a269088f9949e092b54eb5e4b75dab [2018-09-13 18:23:26,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 18:23:26,546 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 18:23:26,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 18:23:26,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 18:23:26,569 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 18:23:26,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:23:26" (1/1) ... [2018-09-13 18:23:26,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c1478d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:23:26, skipping insertion in model container [2018-09-13 18:23:26,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:23:26" (1/1) ... [2018-09-13 18:23:27,124 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-13 18:23:27,215 WARN L201 ieTranslatorObserver]: Unsupported Syntax: Unsupported function from math.h: ceil [2018-09-13 18:23:27,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d253b27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:23:27, skipping insertion in model container [2018-09-13 18:23:27,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-13 18:23:27,219 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-09-13 18:23:27,226 INFO L168 Benchmark]: Toolchain (without parser) took 684.47 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. [2018-09-13 18:23:27,231 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-09-13 18:23:27,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.11 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. [2018-09-13 18:23:27,236 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 0.21 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 668.11 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: ceil RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...