java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/bitvector/soft_float_3.c.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 19:11:10,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 19:11:10,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 19:11:10,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 19:11:10,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 19:11:10,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 19:11:10,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 19:11:10,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 19:11:10,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 19:11:10,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 19:11:10,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 19:11:10,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 19:11:10,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 19:11:10,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 19:11:10,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 19:11:10,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 19:11:10,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 19:11:10,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 19:11:10,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 19:11:10,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 19:11:10,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 19:11:10,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 19:11:10,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 19:11:10,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 19:11:10,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-10 19:11:10,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 19:11:10,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 19:11:10,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 19:11:10,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 19:11:10,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 19:11:10,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 19:11:10,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 19:11:10,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 19:11:10,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 19:11:10,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 19:11:10,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 19:11:10,209 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 19:11:10,235 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 19:11:10,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 19:11:10,236 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 19:11:10,236 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 19:11:10,237 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 19:11:10,237 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 19:11:10,237 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 19:11:10,238 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 19:11:10,238 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 19:11:10,238 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 19:11:10,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 19:11:10,241 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 19:11:10,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 19:11:10,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 19:11:10,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 19:11:10,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 19:11:10,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 19:11:10,242 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 19:11:10,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 19:11:10,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 19:11:10,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 19:11:10,243 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 19:11:10,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 19:11:10,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 19:11:10,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 19:11:10,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 19:11:10,244 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 19:11:10,244 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 19:11:10,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 19:11:10,245 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 19:11:10,308 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 19:11:10,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 19:11:10,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 19:11:10,332 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 19:11:10,333 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 19:11:10,334 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector/soft_float_3.c.cil.c [2019-09-10 19:11:10,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f96b7d091/fcdccd1640e84c95ba205817552474d4/FLAGaf54e3da7 [2019-09-10 19:11:10,932 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 19:11:10,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector/soft_float_3.c.cil.c [2019-09-10 19:11:10,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f96b7d091/fcdccd1640e84c95ba205817552474d4/FLAGaf54e3da7 [2019-09-10 19:11:11,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f96b7d091/fcdccd1640e84c95ba205817552474d4 [2019-09-10 19:11:11,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 19:11:11,260 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 19:11:11,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 19:11:11,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 19:11:11,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 19:11:11,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 07:11:11" (1/1) ... [2019-09-10 19:11:11,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ed77a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:11:11, skipping insertion in model container [2019-09-10 19:11:11,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 07:11:11" (1/1) ... [2019-09-10 19:11:11,277 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 19:11:11,305 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 19:11:11,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 19:11:11,548 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 19:11:11,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 19:11:11,695 INFO L192 MainTranslator]: Completed translation [2019-09-10 19:11:11,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:11:11 WrapperNode [2019-09-10 19:11:11,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 19:11:11,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 19:11:11,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 19:11:11,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 19:11:11,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:11:11" (1/1) ... [2019-09-10 19:11:11,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:11:11" (1/1) ... [2019-09-10 19:11:11,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:11:11" (1/1) ... [2019-09-10 19:11:11,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:11:11" (1/1) ... [2019-09-10 19:11:11,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:11:11" (1/1) ... [2019-09-10 19:11:11,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:11:11" (1/1) ... [2019-09-10 19:11:11,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:11:11" (1/1) ... [2019-09-10 19:11:11,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 19:11:11,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 19:11:11,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 19:11:11,745 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 19:11:11,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 07:11:11" (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 [2019-09-10 19:11:11,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 19:11:11,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 19:11:11,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-10 19:11:11,802 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2019-09-10 19:11:11,802 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2019-09-10 19:11:11,803 INFO L138 BoogieDeclarations]: Found implementation of procedure mulflt [2019-09-10 19:11:11,803 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 19:11:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 19:11:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-10 19:11:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-10 19:11:11,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-10 19:11:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2019-09-10 19:11:11,804 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2019-09-10 19:11:11,805 INFO L130 BoogieDeclarations]: Found specification of procedure mulflt [2019-09-10 19:11:11,805 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 19:11:11,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 19:11:11,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 19:11:12,287 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 19:11:12,288 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-10 19:11:12,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 07:11:12 BoogieIcfgContainer [2019-09-10 19:11:12,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 19:11:12,290 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-10 19:11:12,290 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-10 19:11:12,290 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-10 19:11:12,291 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 07:11:12" (1/1) ... [2019-09-10 19:11:12,325 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 19:11:12,405 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-10 19:11:13,227 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-10 19:11:13,279 INFO L272 AbstractInterpreter]: Visited 84 different actions 1350 times. Merged at 49 different actions 556 times. Widened at 6 different actions 50 times. Performed 3022 root evaluator evaluations with a maximum evaluation depth of 6. Performed 3022 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 254 fixpoints after 26 different actions. Largest state had 24 variables. [2019-09-10 19:11:13,279 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-10 19:11:13,285 INFO L168 Benchmark]: Toolchain (without parser) took 2023.71 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 89.1 MB in the beginning and 82.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 74.3 MB. Max. memory is 7.1 GB. [2019-09-10 19:11:13,286 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 107.2 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-10 19:11:13,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 435.07 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 88.7 MB in the beginning and 176.0 MB in the end (delta: -87.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-10 19:11:13,289 INFO L168 Benchmark]: Boogie Preprocessor took 47.61 ms. Allocated memory is still 200.3 MB. Free memory was 176.0 MB in the beginning and 173.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-10 19:11:13,292 INFO L168 Benchmark]: RCFGBuilder took 544.95 ms. Allocated memory is still 200.3 MB. Free memory was 173.5 MB in the beginning and 149.6 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2019-09-10 19:11:13,292 INFO L168 Benchmark]: Abstract Interpretation took 992.21 ms. Allocated memory is still 200.3 MB. Free memory was 149.6 MB in the beginning and 82.4 MB in the end (delta: 67.3 MB). Peak memory consumption was 67.3 MB. Max. memory is 7.1 GB. [2019-09-10 19:11:13,303 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * 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 107.2 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 435.07 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 88.7 MB in the beginning and 176.0 MB in the end (delta: -87.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.61 ms. Allocated memory is still 200.3 MB. Free memory was 176.0 MB in the beginning and 173.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 544.95 ms. Allocated memory is still 200.3 MB. Free memory was 173.5 MB in the beginning and 149.6 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 992.21 ms. Allocated memory is still 200.3 MB. Free memory was 149.6 MB in the beginning and 82.4 MB in the end (delta: 67.3 MB). Peak memory consumption was 67.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 7]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L211] unsigned int a ; [L212] unsigned int ma = __VERIFIER_nondet_uint(); [L213] signed char ea = __VERIFIER_nondet_char(); [L214] unsigned int b ; [L215] unsigned int mb = __VERIFIER_nondet_uint(); [L216] signed char eb = __VERIFIER_nondet_char(); [L217] unsigned int r_mul ; [L218] unsigned int zero ; [L219] unsigned int one ; [L220] int sb ; [L221] int tmp ; [L222] int tmp___0 ; [L223] int tmp___1 ; [L224] int __retres16 ; [L228] CALL, EXPR base2flt(0, 0) [L15] unsigned int res ; [L16] unsigned int __retres4 ; [L19] COND TRUE ! m [L20] __retres4 = 0U [L70] return (__retres4); [L228] RET, EXPR base2flt(0, 0) [L228] zero = base2flt(0, 0) [L229] CALL, EXPR base2flt(1, 0) [L15] unsigned int res ; [L16] unsigned int __retres4 ; [L19] COND FALSE !(! m) [L25] COND FALSE !(m < 1U << 24U) [L47] COND TRUE 1 [L49] COND FALSE !(m >= 1U << 25U) [L66] m = m & ~ (1U << 24U) [L67] res = m | (unsigned int )((e + 128) << 24U) [L68] __retres4 = res [L70] return (__retres4); [L229] RET, EXPR base2flt(1, 0) [L229] one = base2flt(1, 0) [L230] CALL, EXPR base2flt(ma, ea) [L15] unsigned int res ; [L16] unsigned int __retres4 ; [L19] COND TRUE ! m [L20] __retres4 = 0U [L70] return (__retres4); [L230] RET, EXPR base2flt(ma, ea) [L230] a = base2flt(ma, ea) [L231] CALL, EXPR base2flt(mb, eb) [L15] unsigned int res ; [L16] unsigned int __retres4 ; [L19] COND TRUE ! m [L20] __retres4 = 0U [L70] return (__retres4); [L231] RET, EXPR base2flt(mb, eb) [L231] b = base2flt(mb, eb) [L232] CALL, EXPR mulflt(a, b) [L138] unsigned int res ; [L139] unsigned int ma ; [L140] unsigned int mb ; [L141] unsigned long long accu ; [L142] int ea ; [L143] int eb ; [L144] unsigned int tmp ; [L145] unsigned int __retres10 ; [L148] COND TRUE a < b [L149] tmp = a [L150] a = b [L151] b = tmp [L155] COND TRUE ! b [L156] __retres10 = 0U [L207] return (__retres10); [L232] RET, EXPR mulflt(a, b) [L232] r_mul = mulflt(a, b) [L234] COND FALSE !(b < one) [L237] COND FALSE !(b > one) [L240] tmp = 0 [L242] sb = tmp [L244] COND TRUE sb == 0 [L245] COND TRUE r_mul < a [L246] tmp___1 = -1 [L256] CALL __VERIFIER_assert(tmp___1 == 0) [L6] COND TRUE !(cond) [L7] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...