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/double_req_bl_0833.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:42:09,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:42:09,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:42:09,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:42:09,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:42:09,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:42:09,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:42:09,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:42:09,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:42:09,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:42:09,691 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:42:09,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:42:09,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:42:09,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:42:09,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:42:09,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:42:09,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:42:09,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:42:09,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:42:09,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:42:09,704 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:42:09,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:42:09,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:42:09,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:42:09,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 11:42:09,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:42:09,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:42:09,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:42:09,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:42:09,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:42:09,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:42:09,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:42:09,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:42:09,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:42:09,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:42:09,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:42:09,719 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 11:42:09,734 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:42:09,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:42:09,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:42:09,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:42:09,736 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:42:09,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:42:09,736 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:42:09,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:42:09,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:42:09,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:42:09,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:42:09,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:42:09,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:42:09,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:42:09,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:42:09,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:42:09,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:42:09,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:42:09,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:42:09,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:42:09,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:42:09,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:42:09,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:42:09,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:42:09,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:42:09,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:42:09,740 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:42:09,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:42:09,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:42:09,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:42:09,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:42:09,788 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:42:09,789 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:42:09,789 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:42:09,790 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0833.c [2019-08-08 11:42:09,852 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46b205be0/5630d1fe095c487292dbb2059047df42/FLAGf3800b814 [2019-08-08 11:42:10,317 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:42:10,320 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0833.c [2019-08-08 11:42:10,331 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46b205be0/5630d1fe095c487292dbb2059047df42/FLAGf3800b814 [2019-08-08 11:42:10,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46b205be0/5630d1fe095c487292dbb2059047df42 [2019-08-08 11:42:10,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:42:10,707 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:42:10,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:42:10,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:42:10,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:42:10,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:42:10" (1/1) ... [2019-08-08 11:42:10,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@351b8bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:42:10, skipping insertion in model container [2019-08-08 11:42:10,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:42:10" (1/1) ... [2019-08-08 11:42:10,723 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:42:10,749 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:42:10,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:42:10,981 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:42:11,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:42:11,148 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:42:11,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:42:11 WrapperNode [2019-08-08 11:42:11,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:42:11,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:42:11,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:42:11,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:42:11,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:42:11" (1/1) ... [2019-08-08 11:42:11,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:42:11" (1/1) ... [2019-08-08 11:42:11,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:42:11" (1/1) ... [2019-08-08 11:42:11,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:42:11" (1/1) ... [2019-08-08 11:42:11,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:42:11" (1/1) ... [2019-08-08 11:42:11,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:42:11" (1/1) ... [2019-08-08 11:42:11,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:42:11" (1/1) ... [2019-08-08 11:42:11,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:42:11,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:42:11,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:42:11,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:42:11,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:42:11" (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 11:42:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:42:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:42:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_exp [2019-08-08 11:42:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2019-08-08 11:42:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:42:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:42:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-08-08 11:42:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_exp [2019-08-08 11:42:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 11:42:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-08 11:42:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 11:42:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 11:42:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-08 11:42:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 11:42:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2019-08-08 11:42:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:42:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:42:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-08-08 11:42:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:42:12,019 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:42:12,019 INFO L283 CfgBuilder]: Removed 14 assume(true) statements. [2019-08-08 11:42:12,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:42:12 BoogieIcfgContainer [2019-08-08 11:42:12,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:42:12,021 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:42:12,021 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:42:12,021 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:42:12,022 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:42:12" (1/1) ... [2019-08-08 11:42:12,038 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:42:12,041 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:42:12,064 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:42:12,074 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:42:12,075 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:42:12,127 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 95 [2019-08-08 11:42:12,220 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:42:12,221 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:42:12,223 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 200#false [2019-08-08 11:42:12,225 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-08 11:42:12,227 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:42:12,230 INFO L168 Benchmark]: Toolchain (without parser) took 1521.36 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 87.0 MB in the beginning and 132.8 MB in the end (delta: -45.7 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-08-08 11:42:12,231 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 131.1 MB. Free memory is still 104.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 11:42:12,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.61 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 87.0 MB in the beginning and 173.3 MB in the end (delta: -86.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-08-08 11:42:12,233 INFO L168 Benchmark]: Boogie Preprocessor took 56.55 ms. Allocated memory is still 198.7 MB. Free memory was 172.4 MB in the beginning and 170.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-08 11:42:12,234 INFO L168 Benchmark]: RCFGBuilder took 814.42 ms. Allocated memory is still 198.7 MB. Free memory was 170.5 MB in the beginning and 142.2 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. [2019-08-08 11:42:12,235 INFO L168 Benchmark]: Symbolic Interpretation took 206.08 ms. Allocated memory is still 198.7 MB. Free memory was 142.2 MB in the beginning and 132.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-08 11:42:12,239 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 0.18 ms. Allocated memory is still 131.1 MB. Free memory is still 104.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 440.61 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 87.0 MB in the beginning and 173.3 MB in the end (delta: -86.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.55 ms. Allocated memory is still 198.7 MB. Free memory was 172.4 MB in the beginning and 170.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 814.42 ms. Allocated memory is still 198.7 MB. Free memory was 170.5 MB in the beginning and 142.2 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 206.08 ms. Allocated memory is still 198.7 MB. Free memory was 142.2 MB in the beginning and 132.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...