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 --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0730c.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:48:59,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:48:59,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:48:59,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:48:59,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:48:59,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:48:59,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:48:59,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:48:59,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:48:59,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:48:59,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:48:59,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:48:59,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:48:59,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:48:59,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:48:59,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:48:59,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:48:59,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:48:59,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:48:59,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:48:59,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:48:59,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:48:59,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:48:59,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:48:59,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 08:48:59,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:48:59,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:48:59,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:48:59,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:48:59,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:48:59,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:48:59,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:48:59,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:48:59,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:48:59,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:48:59,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:48:59,421 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 [2019-09-06 08:48:59,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:48:59,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:48:59,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:48:59,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:48:59,438 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:48:59,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:48:59,438 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:48:59,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:48:59,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:48:59,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:48:59,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:48:59,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:48:59,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:48:59,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:48:59,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:48:59,440 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:48:59,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:48:59,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:48:59,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:48:59,441 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:48:59,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:48:59,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:48:59,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:48:59,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:48:59,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:48:59,442 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:48:59,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:48:59,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:48:59,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 08:48:59,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:48:59,504 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:48:59,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:48:59,509 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:48:59,509 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:48:59,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0730c.c [2019-09-06 08:48:59,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2887667e3/e4d93c5533084e53b10d384ac820802a/FLAG83667afb1 [2019-09-06 08:49:00,050 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:49:00,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0730c.c [2019-09-06 08:49:00,059 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2887667e3/e4d93c5533084e53b10d384ac820802a/FLAG83667afb1 [2019-09-06 08:49:00,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2887667e3/e4d93c5533084e53b10d384ac820802a [2019-09-06 08:49:00,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:49:00,408 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:49:00,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:49:00,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:49:00,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:49:00,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:49:00" (1/1) ... [2019-09-06 08:49:00,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19d8f11b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:00, skipping insertion in model container [2019-09-06 08:49:00,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:49:00" (1/1) ... [2019-09-06 08:49:00,427 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:49:00,447 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:49:00,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:49:00,649 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:49:00,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:49:00,810 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:49:00,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:00 WrapperNode [2019-09-06 08:49:00,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:49:00,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:49:00,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:49:00,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:49:00,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:00" (1/1) ... [2019-09-06 08:49:00,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:00" (1/1) ... [2019-09-06 08:49:00,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:00" (1/1) ... [2019-09-06 08:49:00,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:00" (1/1) ... [2019-09-06 08:49:00,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:00" (1/1) ... [2019-09-06 08:49:00,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:00" (1/1) ... [2019-09-06 08:49:00,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:00" (1/1) ... [2019-09-06 08:49:00,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:49:00,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:49:00,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:49:00,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:49:00,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:00" (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 [2019-09-06 08:49:00,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:49:00,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:49:00,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2019-09-06 08:49:00,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-09-06 08:49:00,910 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:49:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:49:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-09-06 08:49:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2019-09-06 08:49:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 08:49:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-06 08:49:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 08:49:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 08:49:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 08:49:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-06 08:49:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-09-06 08:49:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:49:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:49:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:49:01,322 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:49:01,323 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-09-06 08:49:01,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:49:01 BoogieIcfgContainer [2019-09-06 08:49:01,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:49:01,324 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:49:01,324 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:49:01,324 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:49:01,325 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:49:01" (1/1) ... [2019-09-06 08:49:01,326 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 08:49:01,347 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 08:49:01,347 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:49:01,355 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:49:01,362 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:49:01,364 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:49:01,430 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 28 for LOIs [2019-09-06 08:49:01,949 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:49:01,949 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:49:01,951 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 126#(and (<= |#NULL.base| 0) (<= 1.0 ~one_sqrt~0) (<= ~one_sqrt~0 1.0) (<= ~tiny_sqrt~0 (/ 1.0 1000000000000000000000000000000.0)) (<= 0 |#NULL.base|) (<= (/ 1.0 1000000000000000000000000000000.0) ~tiny_sqrt~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-09-06 08:49:01,963 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:49:01,963 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:49:01,965 INFO L168 Benchmark]: Toolchain (without parser) took 1557.01 ms. Allocated memory was 138.9 MB in the beginning and 200.8 MB in the end (delta: 61.9 MB). Free memory was 88.3 MB in the beginning and 110.1 MB in the end (delta: -21.8 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. [2019-09-06 08:49:01,966 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory is still 106.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 08:49:01,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 400.04 ms. Allocated memory was 138.9 MB in the beginning and 200.8 MB in the end (delta: 61.9 MB). Free memory was 88.3 MB in the beginning and 177.1 MB in the end (delta: -88.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-09-06 08:49:01,968 INFO L168 Benchmark]: Boogie Preprocessor took 43.11 ms. Allocated memory is still 200.8 MB. Free memory was 177.1 MB in the beginning and 175.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-06 08:49:01,968 INFO L168 Benchmark]: RCFGBuilder took 468.90 ms. Allocated memory is still 200.8 MB. Free memory was 175.3 MB in the beginning and 153.2 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-06 08:49:01,969 INFO L168 Benchmark]: Sifa took 639.47 ms. Allocated memory is still 200.8 MB. Free memory was 153.2 MB in the beginning and 110.1 MB in the end (delta: 43.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 7.1 GB. [2019-09-06 08:49:01,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory is still 106.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 400.04 ms. Allocated memory was 138.9 MB in the beginning and 200.8 MB in the end (delta: 61.9 MB). Free memory was 88.3 MB in the beginning and 177.1 MB in the end (delta: -88.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.11 ms. Allocated memory is still 200.8 MB. Free memory was 177.1 MB in the beginning and 175.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 468.90 ms. Allocated memory is still 200.8 MB. Free memory was 175.3 MB in the beginning and 153.2 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Sifa took 639.47 ms. Allocated memory is still 200.8 MB. Free memory was 153.2 MB in the beginning and 110.1 MB in the end (delta: 43.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 604, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 94, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 83, TOOLS_POST_TIME[ms]: 376, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 3, TOOLS_POST_RETURN_TIME[ms]: 5, TOOLS_QUANTIFIERELIM_TIME[ms]: 371, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 101, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 32, DOMAIN_JOIN_TIME[ms]: 28, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 2, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 23, DOMAIN_ISBOTTOM_TIME[ms]: 64, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 262, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 262, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 3, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 517, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 224, DAG_COMPRESSION_RETAINED_NODES: 103 - UnprovableResult [Line: 106]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 126#(and (<= |#NULL.base| 0) (<= 1.0 ~one_sqrt~0) (<= ~one_sqrt~0 1.0) (<= ~tiny_sqrt~0 (/ 1.0 1000000000000000000000000000000.0)) (<= 0 |#NULL.base|) (<= (/ 1.0 1000000000000000000000000000000.0) ~tiny_sqrt~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...