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_0681b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:47:50,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:47:50,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:47:50,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:47:50,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:47:50,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:47:50,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:47:50,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:47:50,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:47:50,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:47:50,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:47:50,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:47:50,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:47:50,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:47:50,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:47:50,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:47:50,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:47:50,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:47:50,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:47:50,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:47:50,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:47:50,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:47:50,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:47:50,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:47:50,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 08:47:50,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 08:47:50,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 08:47:50,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 08:47:50,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 08:47:50,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 08:47:50,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:47:50,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:47:50,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:47:50,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:47:50,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:47:50,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:47:50,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:47:50,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:47:50,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:47:50,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:47:50,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:47:50,476 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 08:47:50,491 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:47:50,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:47:50,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:47:50,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:47:50,493 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:47:50,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:47:50,493 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:47:50,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:47:50,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:47:50,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:47:50,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:47:50,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:47:50,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:47:50,495 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:47:50,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:47:50,495 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:47:50,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:47:50,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:47:50,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:47:50,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:47:50,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:47:50,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:47:50,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:47:50,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:47:50,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:47:50,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:47:50,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:47:50,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:47:50,498 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 08:47:50,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:47:50,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:47:50,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:47:50,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:47:50,544 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:47:50,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0681b.c [2019-09-06 08:47:50,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d020da2b/6062113cbab14e368358d97a246edb1c/FLAGbacaae4f6 [2019-09-06 08:47:51,051 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:47:51,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0681b.c [2019-09-06 08:47:51,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d020da2b/6062113cbab14e368358d97a246edb1c/FLAGbacaae4f6 [2019-09-06 08:47:51,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d020da2b/6062113cbab14e368358d97a246edb1c [2019-09-06 08:47:51,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:47:51,424 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:47:51,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:47:51,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:47:51,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:47:51,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:47:51" (1/1) ... [2019-09-06 08:47:51,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7082dd40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:51, skipping insertion in model container [2019-09-06 08:47:51,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:47:51" (1/1) ... [2019-09-06 08:47:51,442 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:47:51,489 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:47:51,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:47:51,856 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:47:51,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:47:51,936 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:47:51,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:51 WrapperNode [2019-09-06 08:47:51,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:47:51,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:47:51,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:47:51,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:47:51,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:51" (1/1) ... [2019-09-06 08:47:51,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:51" (1/1) ... [2019-09-06 08:47:51,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:51" (1/1) ... [2019-09-06 08:47:51,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:51" (1/1) ... [2019-09-06 08:47:52,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:51" (1/1) ... [2019-09-06 08:47:52,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:51" (1/1) ... [2019-09-06 08:47:52,026 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:51" (1/1) ... [2019-09-06 08:47:52,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:47:52,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:47:52,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:47:52,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:47:52,035 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:47:51" (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 08:47:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:47:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:47:52,082 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2019-09-06 08:47:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2019-09-06 08:47:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2019-09-06 08:47:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-09-06 08:47:52,083 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:47:52,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:47:52,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-09-06 08:47:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2019-09-06 08:47:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 08:47:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-06 08:47:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 08:47:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 08:47:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 08:47:52,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-06 08:47:52,087 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2019-09-06 08:47:52,087 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2019-09-06 08:47:52,087 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-09-06 08:47:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:47:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:47:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-09-06 08:47:52,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:47:52,698 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:47:52,698 INFO L283 CfgBuilder]: Removed 16 assume(true) statements. [2019-09-06 08:47:52,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:47:52 BoogieIcfgContainer [2019-09-06 08:47:52,700 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:47:52,701 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:47:52,701 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:47:52,701 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:47:52,702 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:47:52" (1/1) ... [2019-09-06 08:47:52,703 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 08:47:52,727 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 08:47:52,727 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:47:52,739 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:47:52,749 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:47:52,751 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:47:52,839 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 57 for LOIs [2019-09-06 08:48:01,322 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-06 08:48:04,432 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:48:04,433 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:48:04,436 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1555#(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) (<= main_~y~0 0.0) (<= ~pi~0 (/ 3141592741.0 1000000000.0)) (<= 0 |~#atanlo_atan~0.offset|) (<= 0.0 main_~y~0) (<= (/ 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 08:48:04,451 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:48:04,452 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:48:04,453 INFO L168 Benchmark]: Toolchain (without parser) took 13030.00 ms. Allocated memory was 133.7 MB in the beginning and 392.2 MB in the end (delta: 258.5 MB). Free memory was 89.0 MB in the beginning and 76.0 MB in the end (delta: 13.0 MB). Peak memory consumption was 271.4 MB. Max. memory is 7.1 GB. [2019-09-06 08:48:04,454 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 133.7 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 08:48:04,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.70 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 88.8 MB in the beginning and 172.7 MB in the end (delta: -83.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-06 08:48:04,455 INFO L168 Benchmark]: Boogie Preprocessor took 93.06 ms. Allocated memory is still 200.3 MB. Free memory was 172.7 MB in the beginning and 169.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-09-06 08:48:04,456 INFO L168 Benchmark]: RCFGBuilder took 666.03 ms. Allocated memory is still 200.3 MB. Free memory was 169.7 MB in the beginning and 129.5 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 7.1 GB. [2019-09-06 08:48:04,457 INFO L168 Benchmark]: Sifa took 11751.59 ms. Allocated memory was 200.3 MB in the beginning and 392.2 MB in the end (delta: 191.9 MB). Free memory was 129.5 MB in the beginning and 76.0 MB in the end (delta: 53.5 MB). Peak memory consumption was 245.4 MB. Max. memory is 7.1 GB. [2019-09-06 08:48:04,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 133.7 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 511.70 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 88.8 MB in the beginning and 172.7 MB in the end (delta: -83.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.06 ms. Allocated memory is still 200.3 MB. Free memory was 172.7 MB in the beginning and 169.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 666.03 ms. Allocated memory is still 200.3 MB. Free memory was 169.7 MB in the beginning and 129.5 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 7.1 GB. * Sifa took 11751.59 ms. Allocated memory was 200.3 MB in the beginning and 392.2 MB in the end (delta: 191.9 MB). Free memory was 129.5 MB in the beginning and 76.0 MB in the end (delta: 53.5 MB). Peak memory consumption was 245.4 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]: 11709, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1276, DAG_INTERPRETER_EARLY_EXITS: 8, TOOLS_POST_APPLICATIONS: 1188, TOOLS_POST_TIME[ms]: 9578, TOOLS_POST_CALL_APPLICATIONS: 18, TOOLS_POST_CALL_TIME[ms]: 148, TOOLS_POST_RETURN_APPLICATIONS: 17, TOOLS_POST_RETURN_TIME[ms]: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 9581, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 1345, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 318, DOMAIN_JOIN_TIME[ms]: 97, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 81, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 201, DOMAIN_ISBOTTOM_TIME[ms]: 1562, LOOP_SUMMARIZER_APPLICATIONS: 69, LOOP_SUMMARIZER_CACHE_MISSES: 69, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 353, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 351, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 69, CALL_SUMMARIZER_APPLICATIONS: 17, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11589, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 111, DAG_COMPRESSION_PROCESSED_NODES: 2139, DAG_COMPRESSION_RETAINED_NODES: 1175 - UnprovableResult [Line: 238]: 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 1555#(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) (<= main_~y~0 0.0) (<= ~pi~0 (/ 3141592741.0 1000000000.0)) (<= 0 |~#atanlo_atan~0.offset|) (<= 0.0 main_~y~0) (<= (/ 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...