java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_1032c.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:43:16,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:43:16,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:43:16,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:43:16,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:43:16,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:43:16,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:43:16,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:43:16,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:43:16,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:43:16,287 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:43:16,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:43:16,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:43:16,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:43:16,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:43:16,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:43:16,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:43:16,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:43:16,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:43:16,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:43:16,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:43:16,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:43:16,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:43:16,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:43:16,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 11:43:16,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:43:16,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:43:16,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:43:16,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:43:16,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:43:16,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:43:16,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:43:16,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:43:16,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:43:16,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:43:16,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:43:16,314 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-08 11:43:16,330 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:43:16,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:43:16,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:43:16,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:43:16,332 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:43:16,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:43:16,332 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:43:16,332 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:43:16,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:43:16,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:43:16,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:43:16,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:43:16,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:43:16,333 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:43:16,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:43:16,334 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:43:16,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:43:16,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:43:16,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:43:16,335 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:43:16,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:43:16,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:43:16,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:43:16,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:43:16,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:43:16,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:43:16,336 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:43:16,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:43:16,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:43:16,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:43:16,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:43:16,380 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:43:16,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:43:16,382 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:43:16,383 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1032c.c [2019-08-08 11:43:16,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01dedbed8/38730f6e4efd400582211116220a02b4/FLAG9ad2838f7 [2019-08-08 11:43:16,883 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:43:16,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1032c.c [2019-08-08 11:43:16,891 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01dedbed8/38730f6e4efd400582211116220a02b4/FLAG9ad2838f7 [2019-08-08 11:43:17,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01dedbed8/38730f6e4efd400582211116220a02b4 [2019-08-08 11:43:17,298 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:43:17,299 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:43:17,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:17,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:43:17,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:43:17,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:17" (1/1) ... [2019-08-08 11:43:17,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530c9333 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:17, skipping insertion in model container [2019-08-08 11:43:17,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:17" (1/1) ... [2019-08-08 11:43:17,319 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:43:17,343 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:43:17,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:17,560 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:43:17,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:17,614 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:43:17,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:17 WrapperNode [2019-08-08 11:43:17,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:17,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:43:17,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:43:17,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:43:17,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:17" (1/1) ... [2019-08-08 11:43:17,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:17" (1/1) ... [2019-08-08 11:43:17,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:17" (1/1) ... [2019-08-08 11:43:17,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:17" (1/1) ... [2019-08-08 11:43:17,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:17" (1/1) ... [2019-08-08 11:43:17,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:17" (1/1) ... [2019-08-08 11:43:17,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:17" (1/1) ... [2019-08-08 11:43:17,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:43:17,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:43:17,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:43:17,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:43:17,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:43:17,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:43:17,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:43:17,825 INFO L138 BoogieDeclarations]: Found implementation of procedure round_float [2019-08-08 11:43:17,825 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-08 11:43:17,825 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:43:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:43:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure round_float [2019-08-08 11:43:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 11:43:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-08 11:43:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 11:43:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 11:43:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 11:43:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-08 11:43:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-08 11:43:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:43:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:43:17,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:43:18,283 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:43:18,283 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-08 11:43:18,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:18 BoogieIcfgContainer [2019-08-08 11:43:18,284 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:43:18,285 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:43:18,285 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:43:18,285 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:43:18,286 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:18" (1/1) ... [2019-08-08 11:43:18,297 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:43:18,299 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:43:18,306 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:43:18,314 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:43:18,315 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:43:18,366 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 22 [2019-08-08 11:43:18,432 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:43:18,433 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:43:18,435 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 88#false [2019-08-08 11:43:18,435 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-08 11:43:18,437 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:43:18,440 INFO L168 Benchmark]: Toolchain (without parser) took 1139.59 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 89.5 MB in the beginning and 152.4 MB in the end (delta: -62.8 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:18,441 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 11:43:18,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 313.72 ms. Allocated memory is still 132.6 MB. Free memory was 89.3 MB in the beginning and 78.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:18,443 INFO L168 Benchmark]: Boogie Preprocessor took 162.70 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 78.6 MB in the beginning and 176.5 MB in the end (delta: -97.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:18,444 INFO L168 Benchmark]: RCFGBuilder took 505.65 ms. Allocated memory is still 200.8 MB. Free memory was 176.5 MB in the beginning and 158.9 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:18,445 INFO L168 Benchmark]: Symbolic Interpretation took 152.45 ms. Allocated memory is still 200.8 MB. Free memory was 158.9 MB in the beginning and 152.4 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:18,449 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 313.72 ms. Allocated memory is still 132.6 MB. Free memory was 89.3 MB in the beginning and 78.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 162.70 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 78.6 MB in the beginning and 176.5 MB in the end (delta: -97.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 505.65 ms. Allocated memory is still 200.8 MB. Free memory was 176.5 MB in the beginning and 158.9 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 152.45 ms. Allocated memory is still 200.8 MB. Free memory was 158.9 MB in the beginning and 152.4 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...