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_1052b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:43:17,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:43:17,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:43:17,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:43:17,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:43:17,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:43:17,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:43:17,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:43:17,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:43:17,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:43:17,744 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:43:17,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:43:17,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:43:17,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:43:17,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:43:17,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:43:17,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:43:17,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:43:17,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:43:17,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:43:17,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:43:17,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:43:17,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:43:17,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:43:17,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 11:43:17,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:43:17,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:43:17,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:43:17,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:43:17,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:43:17,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:43:17,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:43:17,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:43:17,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:43:17,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:43:17,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:43:17,780 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 11:43:17,796 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:43:17,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:43:17,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:43:17,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:43:17,798 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:43:17,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:43:17,799 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:43:17,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:43:17,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:43:17,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:43:17,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:43:17,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:43:17,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:43:17,800 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:43:17,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:43:17,801 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:43:17,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:43:17,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:43:17,802 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:43:17,803 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:43:17,803 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:43:17,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:43:17,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:43:17,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:43:17,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:43:17,804 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:43:17,804 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:43:17,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:43:17,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:43:17,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:43:17,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:43:17,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:43:17,855 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:43:17,856 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:43:17,856 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c [2019-08-08 11:43:17,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37eb9ffe/617b561304ae4044afeabd87e74ae492/FLAG7ccb8073b [2019-08-08 11:43:18,355 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:43:18,355 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1052b.c [2019-08-08 11:43:18,363 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37eb9ffe/617b561304ae4044afeabd87e74ae492/FLAG7ccb8073b [2019-08-08 11:43:18,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37eb9ffe/617b561304ae4044afeabd87e74ae492 [2019-08-08 11:43:18,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:43:18,745 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:43:18,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:18,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:43:18,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:43:18,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:18" (1/1) ... [2019-08-08 11:43:18,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21cb1530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:18, skipping insertion in model container [2019-08-08 11:43:18,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:18" (1/1) ... [2019-08-08 11:43:18,762 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:43:18,788 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:43:19,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:19,031 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:43:19,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:19,172 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:43:19,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:19 WrapperNode [2019-08-08 11:43:19,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:19,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:43:19,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:43:19,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:43:19,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:19" (1/1) ... [2019-08-08 11:43:19,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:19" (1/1) ... [2019-08-08 11:43:19,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:19" (1/1) ... [2019-08-08 11:43:19,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:19" (1/1) ... [2019-08-08 11:43:19,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:19" (1/1) ... [2019-08-08 11:43:19,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:19" (1/1) ... [2019-08-08 11:43:19,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:19" (1/1) ... [2019-08-08 11:43:19,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:43:19,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:43:19,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:43:19,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:43:19,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:19" (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 11:43:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:43:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:43:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2019-08-08 11:43:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-08 11:43:19,276 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:43:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:43:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2019-08-08 11:43:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 11:43:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-08 11:43:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 11:43:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 11:43:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 11:43:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-08 11:43:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-08 11:43:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:43:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:43:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:43:19,791 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:43:19,792 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-08 11:43:19,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:19 BoogieIcfgContainer [2019-08-08 11:43:19,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:43:19,794 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:43:19,794 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:43:19,794 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:43:19,795 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:19" (1/1) ... [2019-08-08 11:43:19,806 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:43:19,808 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:43:19,815 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:43:19,823 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:43:19,825 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:43:19,870 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 25 [2019-08-08 11:43:19,958 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:43:19,958 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:43:19,963 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 193#false [2019-08-08 11:43:19,964 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-08 11:43:19,965 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:43:19,968 INFO L168 Benchmark]: Toolchain (without parser) took 1221.94 ms. Allocated memory was 130.5 MB in the beginning and 197.7 MB in the end (delta: 67.1 MB). Free memory was 86.5 MB in the beginning and 144.2 MB in the end (delta: -57.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:19,969 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 130.5 MB. Free memory is still 104.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 11:43:19,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 426.53 ms. Allocated memory was 130.5 MB in the beginning and 197.7 MB in the end (delta: 67.1 MB). Free memory was 86.0 MB in the beginning and 173.9 MB in the end (delta: -87.9 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:19,970 INFO L168 Benchmark]: Boogie Preprocessor took 47.41 ms. Allocated memory is still 197.7 MB. Free memory was 173.9 MB in the beginning and 171.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:19,971 INFO L168 Benchmark]: RCFGBuilder took 572.12 ms. Allocated memory is still 197.7 MB. Free memory was 171.6 MB in the beginning and 152.6 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:19,972 INFO L168 Benchmark]: Symbolic Interpretation took 171.86 ms. Allocated memory is still 197.7 MB. Free memory was 152.6 MB in the beginning and 144.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:19,975 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 0.23 ms. Allocated memory is still 130.5 MB. Free memory is still 104.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 426.53 ms. Allocated memory was 130.5 MB in the beginning and 197.7 MB in the end (delta: 67.1 MB). Free memory was 86.0 MB in the beginning and 173.9 MB in the end (delta: -87.9 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.41 ms. Allocated memory is still 197.7 MB. Free memory was 173.9 MB in the beginning and 171.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 572.12 ms. Allocated memory is still 197.7 MB. Free memory was 171.6 MB in the beginning and 152.6 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 171.86 ms. Allocated memory is still 197.7 MB. Free memory was 152.6 MB in the beginning and 144.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...