java -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/float-benchs/addsub_float_inexact_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c0429a7 [2018-09-07 16:33:43,901 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-07 16:33:43,905 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-07 16:33:43,927 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-07 16:33:43,927 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-07 16:33:43,930 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-07 16:33:43,931 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-07 16:33:43,936 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-07 16:33:43,937 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-07 16:33:43,943 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-07 16:33:43,944 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-07 16:33:43,944 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-07 16:33:43,950 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-07 16:33:43,950 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-07 16:33:43,951 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-07 16:33:43,952 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-07 16:33:43,956 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-07 16:33:43,957 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-07 16:33:43,967 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-07 16:33:43,968 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-07 16:33:43,969 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-07 16:33:43,976 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-07 16:33:43,981 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-07 16:33:43,981 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-07 16:33:43,981 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-07 16:33:43,982 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-07 16:33:43,986 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-07 16:33:43,986 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-07 16:33:43,987 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-07 16:33:43,991 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-07 16:33:43,991 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-07 16:33:43,992 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-07 16:33:43,992 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-07 16:33:43,992 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-07 16:33:43,995 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-07 16:33:43,996 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-07 16:33:43,996 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 [2018-09-07 16:33:44,034 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-07 16:33:44,036 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-07 16:33:44,038 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-07 16:33:44,039 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-07 16:33:44,039 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-07 16:33:44,039 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-07 16:33:44,040 INFO L133 SettingsManager]: * Use SBE=true [2018-09-07 16:33:44,040 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-07 16:33:44,040 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-07 16:33:44,043 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-07 16:33:44,044 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-07 16:33:44,044 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-07 16:33:44,044 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-07 16:33:44,044 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-07 16:33:44,044 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-07 16:33:44,045 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-07 16:33:44,045 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-07 16:33:44,045 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-07 16:33:44,045 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-07 16:33:44,045 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-07 16:33:44,045 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-07 16:33:44,046 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-07 16:33:44,046 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-07 16:33:44,046 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-07 16:33:44,052 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-07 16:33:44,052 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-07 16:33:44,052 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-07 16:33:44,052 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-07 16:33:44,052 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-07 16:33:44,053 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-07 16:33:44,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-07 16:33:44,174 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-07 16:33:44,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-07 16:33:44,184 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-07 16:33:44,184 INFO L276 PluginConnector]: CDTParser initialized [2018-09-07 16:33:44,185 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/addsub_float_inexact_true-unreach-call_true-termination.c [2018-09-07 16:33:44,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3bd07243/d7e5b8b0419347a38919ef7aaa26b8ac/FLAG5d2f48cd3 [2018-09-07 16:33:44,895 INFO L276 CDTParser]: Found 1 translation units. [2018-09-07 16:33:44,896 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/addsub_float_inexact_true-unreach-call_true-termination.c [2018-09-07 16:33:44,905 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3bd07243/d7e5b8b0419347a38919ef7aaa26b8ac/FLAG5d2f48cd3 [2018-09-07 16:33:44,925 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3bd07243/d7e5b8b0419347a38919ef7aaa26b8ac [2018-09-07 16:33:44,935 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-07 16:33:44,938 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-07 16:33:44,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-07 16:33:44,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-07 16:33:44,957 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-07 16:33:44,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 04:33:44" (1/1) ... [2018-09-07 16:33:44,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b6a06a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:33:44, skipping insertion in model container [2018-09-07 16:33:44,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 04:33:44" (1/1) ... [2018-09-07 16:33:45,271 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-07 16:33:45,318 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-07 16:33:45,350 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-07 16:33:45,356 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-07 16:33:45,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:33:45 WrapperNode [2018-09-07 16:33:45,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-07 16:33:45,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-07 16:33:45,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-07 16:33:45,383 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-07 16:33:45,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:33:45" (1/1) ... [2018-09-07 16:33:45,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:33:45" (1/1) ... [2018-09-07 16:33:45,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:33:45" (1/1) ... [2018-09-07 16:33:45,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:33:45" (1/1) ... [2018-09-07 16:33:45,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:33:45" (1/1) ... [2018-09-07 16:33:45,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:33:45" (1/1) ... [2018-09-07 16:33:45,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 04:33:45" (1/1) ... [2018-09-07 16:33:45,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-07 16:33:45,438 INFO L168 Benchmark]: Toolchain (without parser) took 501.43 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. [2018-09-07 16:33:45,440 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-09-07 16:33:45,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.87 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. [2018-09-07 16:33:45,445 INFO L168 Benchmark]: Boogie Preprocessor took 49.12 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-07 16:33:45,453 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 437.87 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. * Boogie Preprocessor took 49.12 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...