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_0662b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:47:14,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:47:14,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:47:14,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:47:14,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:47:14,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:47:14,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:47:14,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:47:14,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:47:14,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:47:14,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:47:14,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:47:14,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:47:14,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:47:14,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:47:14,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:47:14,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:47:14,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:47:14,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:47:14,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:47:14,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:47:14,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:47:14,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:47:14,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:47:14,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 08:47:14,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:47:14,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:47:14,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:47:14,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:47:14,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:47:14,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:47:14,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:47:14,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:47:14,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:47:14,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:47:14,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:47:14,980 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 08:47:15,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:47:15,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:47:15,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:47:15,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:47:15,006 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:47:15,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:47:15,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:47:15,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:47:15,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:47:15,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:47:15,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:47:15,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:47:15,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:47:15,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:47:15,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:47:15,010 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:47:15,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:47:15,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:47:15,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:47:15,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:47:15,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:47:15,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:47:15,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:47:15,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:47:15,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:47:15,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:47:15,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:47:15,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:47:15,012 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 08:47:15,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:47:15,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:47:15,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:47:15,086 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:47:15,086 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:47:15,087 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0662b.c [2019-09-06 08:47:15,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ef869a3/5391532356c64d3683d2b04d15745ad4/FLAG16984dafe [2019-09-06 08:47:15,560 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:47:15,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0662b.c [2019-09-06 08:47:15,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ef869a3/5391532356c64d3683d2b04d15745ad4/FLAG16984dafe [2019-09-06 08:47:15,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ef869a3/5391532356c64d3683d2b04d15745ad4 [2019-09-06 08:47:15,979 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:47:15,980 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:47:15,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:47:15,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:47:15,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:47:15,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:47:15" (1/1) ... [2019-09-06 08:47:15,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@450f3575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:15, skipping insertion in model container [2019-09-06 08:47:15,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:47:15" (1/1) ... [2019-09-06 08:47:15,996 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:47:16,021 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:47:16,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:47:16,355 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:47:16,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:47:16,431 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:47:16,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:16 WrapperNode [2019-09-06 08:47:16,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:47:16,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:47:16,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:47:16,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:47:16,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:16" (1/1) ... [2019-09-06 08:47:16,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:16" (1/1) ... [2019-09-06 08:47:16,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:16" (1/1) ... [2019-09-06 08:47:16,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:16" (1/1) ... [2019-09-06 08:47:16,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:16" (1/1) ... [2019-09-06 08:47:16,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:16" (1/1) ... [2019-09-06 08:47:16,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:16" (1/1) ... [2019-09-06 08:47:16,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:47:16,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:47:16,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:47:16,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:47:16,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:16" (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 08:47:16,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:47:16,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:47:16,555 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2019-09-06 08:47:16,555 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2019-09-06 08:47:16,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2019-09-06 08:47:16,556 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:47:16,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:47:16,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-09-06 08:47:16,556 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2019-09-06 08:47:16,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 08:47:16,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-06 08:47:16,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 08:47:16,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 08:47:16,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 08:47:16,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-06 08:47:16,558 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2019-09-06 08:47:16,558 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2019-09-06 08:47:16,558 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:47:16,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:47:16,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-09-06 08:47:16,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:47:17,186 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:47:17,186 INFO L283 CfgBuilder]: Removed 14 assume(true) statements. [2019-09-06 08:47:17,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:47:17 BoogieIcfgContainer [2019-09-06 08:47:17,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:47:17,189 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:47:17,190 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:47:17,191 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:47:17,192 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:47:17" (1/1) ... [2019-09-06 08:47:17,192 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 08:47:17,214 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 08:47:17,214 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:47:17,223 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:47:17,233 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:47:17,234 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:47:17,320 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 57 for LOIs [2019-09-06 08:47:28,108 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:47:28,108 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:47:28,110 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1537#(and (<= (/ 3141592741.0 2000000000.0) ~pi_o_2~0) (<= 0 |~#aT_atan~0.offset|) (<= ~tiny_atan2~0 (/ 1.0 1000000000000000000000000000000.0)) (<= main_~x~0 0.0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= 0.0 main_~x~0) (<= ~huge_atan~0 1000000000000000000000000000000.0) (<= 1000000000000000000000000000000.0 ~huge_atan~0) (<= |~#aT_atan~0.offset| 0) (<= (/ 3141592741.0 1000000000.0) ~pi~0) (<= ~pi_o_4~0 (/ 3141592741.0 4000000000.0)) (<= |#NULL.base| 0) (<= ~zero_atan2~0 0.0) (<= ~pi~0 (/ 3141592741.0 1000000000.0)) (<= 0 |~#atanlo_atan~0.offset|) (<= (/ 3141592741.0 4000000000.0) ~pi_o_4~0) (<= |#NULL.offset| 0) (<= 1.0 ~one_atan~0) (<= (/ 1.0 1000000000000000000000000000000.0) ~tiny_atan2~0) (<= ~pi_o_2~0 (/ 3141592741.0 2000000000.0)) (<= |~#atanhi_atan~0.offset| 0) (<= |~#atanlo_atan~0.offset| 0) (<= ~one_atan~0 1.0) (<= 0 |~#atanhi_atan~0.offset|) (<= 0.0 ~zero_atan2~0)) [2019-09-06 08:47:28,127 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:47:28,127 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:47:28,129 INFO L168 Benchmark]: Toolchain (without parser) took 12149.14 ms. Allocated memory was 142.1 MB in the beginning and 371.2 MB in the end (delta: 229.1 MB). Free memory was 89.1 MB in the beginning and 269.7 MB in the end (delta: -180.6 MB). Peak memory consumption was 48.5 MB. Max. memory is 7.1 GB. [2019-09-06 08:47:28,129 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 08:47:28,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.30 ms. Allocated memory was 142.1 MB in the beginning and 200.3 MB in the end (delta: 58.2 MB). Free memory was 88.7 MB in the beginning and 172.4 MB in the end (delta: -83.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-09-06 08:47:28,130 INFO L168 Benchmark]: Boogie Preprocessor took 64.77 ms. Allocated memory is still 200.3 MB. Free memory was 172.4 MB in the beginning and 169.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-09-06 08:47:28,131 INFO L168 Benchmark]: RCFGBuilder took 690.17 ms. Allocated memory is still 200.3 MB. Free memory was 169.6 MB in the beginning and 131.2 MB in the end (delta: 38.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 7.1 GB. [2019-09-06 08:47:28,131 INFO L168 Benchmark]: Sifa took 10939.11 ms. Allocated memory was 200.3 MB in the beginning and 371.2 MB in the end (delta: 170.9 MB). Free memory was 131.2 MB in the beginning and 269.7 MB in the end (delta: -138.6 MB). Peak memory consumption was 32.4 MB. Max. memory is 7.1 GB. [2019-09-06 08:47:28,132 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 451.30 ms. Allocated memory was 142.1 MB in the beginning and 200.3 MB in the end (delta: 58.2 MB). Free memory was 88.7 MB in the beginning and 172.4 MB in the end (delta: -83.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.77 ms. Allocated memory is still 200.3 MB. Free memory was 172.4 MB in the beginning and 169.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 690.17 ms. Allocated memory is still 200.3 MB. Free memory was 169.6 MB in the beginning and 131.2 MB in the end (delta: 38.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 7.1 GB. * Sifa took 10939.11 ms. Allocated memory was 200.3 MB in the beginning and 371.2 MB in the end (delta: 170.9 MB). Free memory was 131.2 MB in the beginning and 269.7 MB in the end (delta: -138.6 MB). Peak memory consumption was 32.4 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]: 10896, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1263, DAG_INTERPRETER_EARLY_EXITS: 8, TOOLS_POST_APPLICATIONS: 1177, TOOLS_POST_TIME[ms]: 8824, TOOLS_POST_CALL_APPLICATIONS: 17, TOOLS_POST_CALL_TIME[ms]: 155, TOOLS_POST_RETURN_APPLICATIONS: 16, TOOLS_POST_RETURN_TIME[ms]: 22, TOOLS_QUANTIFIERELIM_TIME[ms]: 8832, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 1331, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 313, DOMAIN_JOIN_TIME[ms]: 85, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 80, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 198, DOMAIN_ISBOTTOM_TIME[ms]: 1503, LOOP_SUMMARIZER_APPLICATIONS: 68, LOOP_SUMMARIZER_CACHE_MISSES: 68, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 436, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 434, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 68, CALL_SUMMARIZER_APPLICATIONS: 16, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10803, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 11, DAG_COMPRESSION_TIME[ms]: 129, DAG_COMPRESSION_PROCESSED_NODES: 2110, DAG_COMPRESSION_RETAINED_NODES: 1162 - UnprovableResult [Line: 230]: 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 1537#(and (<= (/ 3141592741.0 2000000000.0) ~pi_o_2~0) (<= 0 |~#aT_atan~0.offset|) (<= ~tiny_atan2~0 (/ 1.0 1000000000000000000000000000000.0)) (<= main_~x~0 0.0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= 0.0 main_~x~0) (<= ~huge_atan~0 1000000000000000000000000000000.0) (<= 1000000000000000000000000000000.0 ~huge_atan~0) (<= |~#aT_atan~0.offset| 0) (<= (/ 3141592741.0 1000000000.0) ~pi~0) (<= ~pi_o_4~0 (/ 3141592741.0 4000000000.0)) (<= |#NULL.base| 0) (<= ~zero_atan2~0 0.0) (<= ~pi~0 (/ 3141592741.0 1000000000.0)) (<= 0 |~#atanlo_atan~0.offset|) (<= (/ 3141592741.0 4000000000.0) ~pi_o_4~0) (<= |#NULL.offset| 0) (<= 1.0 ~one_atan~0) (<= (/ 1.0 1000000000000000000000000000000.0) ~tiny_atan2~0) (<= ~pi_o_2~0 (/ 3141592741.0 2000000000.0)) (<= |~#atanhi_atan~0.offset| 0) (<= |~#atanlo_atan~0.offset| 0) (<= ~one_atan~0 1.0) (<= 0 |~#atanhi_atan~0.offset|) (<= 0.0 ~zero_atan2~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...