java -ea -Xmx4000000000 -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/inv_square_int_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5eb5db4 [2018-10-16 09:26:25,920 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-16 09:26:25,922 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-16 09:26:25,961 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-16 09:26:25,961 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-16 09:26:25,963 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-16 09:26:25,969 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-16 09:26:25,974 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-16 09:26:25,978 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-16 09:26:25,979 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-16 09:26:25,986 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-16 09:26:25,986 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-16 09:26:25,990 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-16 09:26:25,993 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-16 09:26:25,994 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-16 09:26:25,995 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-16 09:26:26,003 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-16 09:26:26,018 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-16 09:26:26,023 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-16 09:26:26,025 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-16 09:26:26,032 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-16 09:26:26,037 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-16 09:26:26,042 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-16 09:26:26,043 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-16 09:26:26,043 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-16 09:26:26,047 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-16 09:26:26,048 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-16 09:26:26,049 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-16 09:26:26,053 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-16 09:26:26,055 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-16 09:26:26,056 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-16 09:26:26,057 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-16 09:26:26,057 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-16 09:26:26,057 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-16 09:26:26,064 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-16 09:26:26,065 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-16 09:26:26,065 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 [2018-10-16 09:26:26,116 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-16 09:26:26,116 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-16 09:26:26,117 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-16 09:26:26,117 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-16 09:26:26,125 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-16 09:26:26,126 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-16 09:26:26,126 INFO L133 SettingsManager]: * Use SBE=true [2018-10-16 09:26:26,126 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-16 09:26:26,126 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-16 09:26:26,127 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-16 09:26:26,128 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-16 09:26:26,128 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-16 09:26:26,129 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-16 09:26:26,129 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-16 09:26:26,129 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-16 09:26:26,129 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-16 09:26:26,129 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-16 09:26:26,129 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-16 09:26:26,130 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-16 09:26:26,130 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-16 09:26:26,130 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-16 09:26:26,130 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-16 09:26:26,130 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-16 09:26:26,131 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-16 09:26:26,131 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-16 09:26:26,131 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-16 09:26:26,131 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-16 09:26:26,131 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-16 09:26:26,132 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-16 09:26:26,137 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-16 09:26:26,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-16 09:26:26,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-16 09:26:26,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-16 09:26:26,313 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-16 09:26:26,314 INFO L276 PluginConnector]: CDTParser initialized [2018-10-16 09:26:26,321 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/inv_square_int_true-unreach-call_true-termination.c [2018-10-16 09:26:26,473 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cdaf9345/53d8b32ef1c144cda5416d66fbea4a89/FLAGa8a9b89a1 [2018-10-16 09:26:27,433 INFO L298 CDTParser]: Found 1 translation units. [2018-10-16 09:26:27,433 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/inv_square_int_true-unreach-call_true-termination.c [2018-10-16 09:26:27,452 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cdaf9345/53d8b32ef1c144cda5416d66fbea4a89/FLAGa8a9b89a1 [2018-10-16 09:26:27,475 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cdaf9345/53d8b32ef1c144cda5416d66fbea4a89 [2018-10-16 09:26:27,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-16 09:26:27,498 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-16 09:26:27,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-16 09:26:27,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-16 09:26:27,515 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-16 09:26:27,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:26:27" (1/1) ... [2018-10-16 09:26:27,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d3e129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:27, skipping insertion in model container [2018-10-16 09:26:27,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:26:27" (1/1) ... [2018-10-16 09:26:27,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-16 09:26:27,607 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-16 09:26:28,076 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-16 09:26:28,093 INFO L189 MainTranslator]: Completed pre-run [2018-10-16 09:26:28,137 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-16 09:26:28,177 INFO L193 MainTranslator]: Completed translation [2018-10-16 09:26:28,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:28 WrapperNode [2018-10-16 09:26:28,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-16 09:26:28,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-16 09:26:28,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-16 09:26:28,185 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-16 09:26:28,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:28" (1/1) ... [2018-10-16 09:26:28,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:28" (1/1) ... [2018-10-16 09:26:28,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:28" (1/1) ... [2018-10-16 09:26:28,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:28" (1/1) ... [2018-10-16 09:26:28,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:28" (1/1) ... [2018-10-16 09:26:28,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:28" (1/1) ... [2018-10-16 09:26:28,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:28" (1/1) ... [2018-10-16 09:26:28,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-16 09:26:28,259 INFO L168 Benchmark]: Toolchain (without parser) took 762.06 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-16 09:26:28,263 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-16 09:26:28,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.58 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-16 09:26:28,265 INFO L168 Benchmark]: Boogie Preprocessor took 68.74 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-16 09:26:28,271 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 0.35 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 675.58 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 68.74 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...