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_1131a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:43:23,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:43:23,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:43:23,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:43:23,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:43:23,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:43:23,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:43:23,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:43:23,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:43:23,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:43:23,503 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:43:23,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:43:23,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:43:23,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:43:23,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:43:23,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:43:23,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:43:23,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:43:23,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:43:23,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:43:23,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:43:23,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:43:23,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:43:23,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:43:23,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 11:43:23,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:43:23,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:43:23,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:43:23,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:43:23,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:43:23,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:43:23,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:43:23,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:43:23,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:43:23,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:43:23,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:43:23,530 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 11:43:23,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:43:23,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:43:23,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:43:23,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:43:23,546 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:43:23,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:43:23,546 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:43:23,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:43:23,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:43:23,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:43:23,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:43:23,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:43:23,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:43:23,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:43:23,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:43:23,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:43:23,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:43:23,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:43:23,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:43:23,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:43:23,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:43:23,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:43:23,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:43:23,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:43:23,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:43:23,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:43:23,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:43:23,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:43:23,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:43:23,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:43:23,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:43:23,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:43:23,603 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:43:23,603 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:43:23,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1131a.c [2019-08-08 11:43:23,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17779dda9/e3642b80d7a54519bd77c874b2b37f47/FLAG5d8347ee3 [2019-08-08 11:43:24,188 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:43:24,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1131a.c [2019-08-08 11:43:24,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17779dda9/e3642b80d7a54519bd77c874b2b37f47/FLAG5d8347ee3 [2019-08-08 11:43:24,501 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17779dda9/e3642b80d7a54519bd77c874b2b37f47 [2019-08-08 11:43:24,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:43:24,515 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:43:24,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:24,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:43:24,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:43:24,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:24" (1/1) ... [2019-08-08 11:43:24,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57677b04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:24, skipping insertion in model container [2019-08-08 11:43:24,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:24" (1/1) ... [2019-08-08 11:43:24,532 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:43:24,556 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:43:24,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:24,769 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:43:24,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:24,842 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:43:24,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:24 WrapperNode [2019-08-08 11:43:24,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:24,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:43:24,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:43:24,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:43:24,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:24" (1/1) ... [2019-08-08 11:43:24,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:24" (1/1) ... [2019-08-08 11:43:24,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:24" (1/1) ... [2019-08-08 11:43:24,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:24" (1/1) ... [2019-08-08 11:43:24,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:24" (1/1) ... [2019-08-08 11:43:24,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:24" (1/1) ... [2019-08-08 11:43:24,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:24" (1/1) ... [2019-08-08 11:43:24,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:43:24,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:43:24,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:43:24,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:43:24,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:24" (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 11:43:25,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:43:25,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:43:25,034 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2019-08-08 11:43:25,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_float [2019-08-08 11:43:25,035 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:43:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:43:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-08 11:43:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2019-08-08 11:43:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 11:43:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-08 11:43:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 11:43:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 11:43:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-08 11:43:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 11:43:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_float [2019-08-08 11:43:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:43:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:43:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-08-08 11:43:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:43:25,742 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:43:25,743 INFO L283 CfgBuilder]: Removed 14 assume(true) statements. [2019-08-08 11:43:25,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:25 BoogieIcfgContainer [2019-08-08 11:43:25,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:43:25,745 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:43:25,745 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:43:25,745 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:43:25,746 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:25" (1/1) ... [2019-08-08 11:43:25,758 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:43:25,760 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:43:25,767 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:43:25,775 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:43:25,777 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:43:25,831 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 46 [2019-08-08 11:43:26,340 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:43:26,340 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:43:26,342 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 1100#false [2019-08-08 11:43:26,343 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-08 11:43:26,344 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:43:26,347 INFO L168 Benchmark]: Toolchain (without parser) took 1831.15 ms. Allocated memory was 197.7 MB in the beginning and 212.3 MB in the end (delta: 14.7 MB). Free memory was 143.4 MB in the beginning and 130.8 MB in the end (delta: 12.6 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:26,348 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 197.7 MB. Free memory is still 162.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 11:43:26,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.79 ms. Allocated memory is still 197.7 MB. Free memory was 142.9 MB in the beginning and 129.7 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:26,350 INFO L168 Benchmark]: Boogie Preprocessor took 143.08 ms. Allocated memory was 197.7 MB in the beginning and 212.3 MB in the end (delta: 14.7 MB). Free memory was 129.7 MB in the beginning and 187.3 MB in the end (delta: -57.6 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:26,350 INFO L168 Benchmark]: RCFGBuilder took 757.88 ms. Allocated memory is still 212.3 MB. Free memory was 187.3 MB in the beginning and 159.7 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:26,351 INFO L168 Benchmark]: Symbolic Interpretation took 599.70 ms. Allocated memory is still 212.3 MB. Free memory was 159.7 MB in the beginning and 130.8 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:26,355 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 0.31 ms. Allocated memory is still 197.7 MB. Free memory is still 162.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 326.79 ms. Allocated memory is still 197.7 MB. Free memory was 142.9 MB in the beginning and 129.7 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 143.08 ms. Allocated memory was 197.7 MB in the beginning and 212.3 MB in the end (delta: 14.7 MB). Free memory was 129.7 MB in the beginning and 187.3 MB in the end (delta: -57.6 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 757.88 ms. Allocated memory is still 212.3 MB. Free memory was 187.3 MB in the beginning and 159.7 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 599.70 ms. Allocated memory is still 212.3 MB. Free memory was 159.7 MB in the beginning and 130.8 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...