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_1092d.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:43:22,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:43:22,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:43:22,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:43:22,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:43:22,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:43:22,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:43:22,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:43:22,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:43:22,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:43:22,116 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:43:22,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:43:22,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:43:22,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:43:22,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:43:22,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:43:22,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:43:22,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:43:22,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:43:22,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:43:22,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:43:22,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:43:22,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:43:22,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:43:22,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 11:43:22,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:43:22,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:43:22,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:43:22,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:43:22,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:43:22,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:43:22,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:43:22,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:43:22,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:43:22,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:43:22,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:43:22,144 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 11:43:22,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:43:22,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:43:22,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:43:22,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:43:22,160 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:43:22,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:43:22,161 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:43:22,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:43:22,161 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:43:22,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:43:22,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:43:22,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:43:22,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:43:22,162 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:43:22,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:43:22,162 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:43:22,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:43:22,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:43:22,163 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:43:22,163 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:43:22,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:43:22,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:43:22,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:43:22,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:43:22,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:43:22,164 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:43:22,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:43:22,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:43:22,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:43:22,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:43:22,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:43:22,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:43:22,214 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:43:22,215 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:43:22,215 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1092d.c [2019-08-08 11:43:22,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03f833c12/39e2ea095db84a64be1165fa830d90e6/FLAGb7dd70108 [2019-08-08 11:43:22,725 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:43:22,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1092d.c [2019-08-08 11:43:22,733 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03f833c12/39e2ea095db84a64be1165fa830d90e6/FLAGb7dd70108 [2019-08-08 11:43:23,093 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03f833c12/39e2ea095db84a64be1165fa830d90e6 [2019-08-08 11:43:23,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:43:23,106 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:43:23,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:23,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:43:23,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:43:23,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:23" (1/1) ... [2019-08-08 11:43:23,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dbe547f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:23, skipping insertion in model container [2019-08-08 11:43:23,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:23" (1/1) ... [2019-08-08 11:43:23,122 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:43:23,140 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:43:23,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:23,325 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:43:23,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:23,491 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:43:23,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:23 WrapperNode [2019-08-08 11:43:23,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:23,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:43:23,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:43:23,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:43:23,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:23" (1/1) ... [2019-08-08 11:43:23,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:23" (1/1) ... [2019-08-08 11:43:23,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:23" (1/1) ... [2019-08-08 11:43:23,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:23" (1/1) ... [2019-08-08 11:43:23,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:23" (1/1) ... [2019-08-08 11:43:23,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:23" (1/1) ... [2019-08-08 11:43:23,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:23" (1/1) ... [2019-08-08 11:43:23,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:43:23,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:43:23,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:43:23,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:43:23,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:23" (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 11:43:23,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:43:23,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:43:23,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ceil_float [2019-08-08 11:43:23,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-08 11:43:23,595 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:43:23,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:43:23,595 INFO L130 BoogieDeclarations]: Found specification of procedure ceil_float [2019-08-08 11:43:23,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 11:43:23,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-08 11:43:23,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 11:43:23,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 11:43:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 11:43:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-08 11:43:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-08 11:43:23,601 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:43:23,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:43:23,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:43:24,117 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:43:24,117 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-08 11:43:24,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:24 BoogieIcfgContainer [2019-08-08 11:43:24,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:43:24,119 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:43:24,119 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:43:24,119 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:43:24,120 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:24" (1/1) ... [2019-08-08 11:43:24,132 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:43:24,134 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:43:24,141 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:43:24,152 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:43:24,154 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:43:24,198 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 25 [2019-08-08 11:43:24,272 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:43:24,272 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:43:24,274 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 153#false [2019-08-08 11:43:24,275 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-08 11:43:24,277 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:43:24,280 INFO L168 Benchmark]: Toolchain (without parser) took 1173.08 ms. Allocated memory was 138.4 MB in the beginning and 197.7 MB in the end (delta: 59.2 MB). Free memory was 87.6 MB in the beginning and 146.6 MB in the end (delta: -58.9 MB). Peak memory consumption was 326.2 kB. Max. memory is 7.1 GB. [2019-08-08 11:43:24,281 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.4 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 11:43:24,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 385.49 ms. Allocated memory was 138.4 MB in the beginning and 197.7 MB in the end (delta: 59.2 MB). Free memory was 87.2 MB in the beginning and 175.0 MB in the end (delta: -87.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:24,283 INFO L168 Benchmark]: Boogie Preprocessor took 48.57 ms. Allocated memory is still 197.7 MB. Free memory was 175.0 MB in the beginning and 173.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:24,284 INFO L168 Benchmark]: RCFGBuilder took 577.35 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 154.0 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:24,285 INFO L168 Benchmark]: Symbolic Interpretation took 157.98 ms. Allocated memory is still 197.7 MB. Free memory was 154.0 MB in the beginning and 146.6 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:24,289 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 138.4 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 385.49 ms. Allocated memory was 138.4 MB in the beginning and 197.7 MB in the end (delta: 59.2 MB). Free memory was 87.2 MB in the beginning and 175.0 MB in the end (delta: -87.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.57 ms. Allocated memory is still 197.7 MB. Free memory was 175.0 MB in the beginning and 173.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 577.35 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 154.0 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 157.98 ms. Allocated memory is still 197.7 MB. Free memory was 154.0 MB in the beginning and 146.6 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...