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_0831.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:49:00,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:49:00,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:49:00,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:49:00,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:49:00,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:49:00,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:49:00,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:49:00,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:49:00,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:49:00,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:49:00,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:49:00,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:49:00,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:49:00,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:49:00,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:49:00,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:49:00,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:49:00,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:49:00,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:49:00,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:49:00,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:49:00,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:49:00,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:49:00,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 08:49:00,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 08:49:00,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 08:49:00,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 08:49:00,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 08:49:00,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 08:49:00,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:49:00,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:49:00,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:49:00,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:49:00,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:49:00,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:49:00,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:49:00,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:49:00,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:49:00,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:49:00,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:49:00,969 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 08:49:00,984 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:49:00,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:49:00,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:49:00,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:49:00,986 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:49:00,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:49:00,986 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:49:00,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:49:00,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:49:00,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:49:00,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:49:00,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:49:00,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:49:00,987 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:49:00,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:49:00,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:49:00,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:49:00,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:49:00,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:49:00,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:49:00,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:49:00,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:49:00,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:49:00,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:49:00,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:49:00,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:49:00,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:49:00,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:49:00,991 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 08:49:01,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:49:01,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:49:01,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:49:01,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:49:01,038 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:49:01,039 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0831.c [2019-09-06 08:49:01,104 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45786337b/f713486d4b3c4485b4c838a4d3c25ad1/FLAG024b8625c [2019-09-06 08:49:01,616 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:49:01,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0831.c [2019-09-06 08:49:01,628 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45786337b/f713486d4b3c4485b4c838a4d3c25ad1/FLAG024b8625c [2019-09-06 08:49:01,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45786337b/f713486d4b3c4485b4c838a4d3c25ad1 [2019-09-06 08:49:01,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:49:01,954 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:49:01,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:49:01,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:49:01,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:49:01,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:49:01" (1/1) ... [2019-09-06 08:49:01,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762df1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:01, skipping insertion in model container [2019-09-06 08:49:01,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:49:01" (1/1) ... [2019-09-06 08:49:01,969 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:49:01,992 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:49:02,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:49:02,317 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:49:02,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:49:02,408 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:49:02,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:02 WrapperNode [2019-09-06 08:49:02,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:49:02,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:49:02,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:49:02,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:49:02,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:02" (1/1) ... [2019-09-06 08:49:02,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:02" (1/1) ... [2019-09-06 08:49:02,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:02" (1/1) ... [2019-09-06 08:49:02,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:02" (1/1) ... [2019-09-06 08:49:02,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:02" (1/1) ... [2019-09-06 08:49:02,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:02" (1/1) ... [2019-09-06 08:49:02,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:02" (1/1) ... [2019-09-06 08:49:02,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:49:02,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:49:02,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:49:02,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:49:02,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:49:02" (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 08:49:02,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:49:02,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:49:02,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2019-09-06 08:49:02,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_expf [2019-09-06 08:49:02,514 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:49:02,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:49:02,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-09-06 08:49:02,514 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2019-09-06 08:49:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_expf [2019-09-06 08:49:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 08:49:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-06 08:49:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 08:49:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 08:49:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-06 08:49:02,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 08:49:02,516 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:49:02,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:49:02,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-09-06 08:49:02,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:49:02,964 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:49:02,964 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-09-06 08:49:02,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:49:02 BoogieIcfgContainer [2019-09-06 08:49:02,966 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:49:02,966 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:49:02,967 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:49:02,967 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:49:02,968 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:49:02" (1/1) ... [2019-09-06 08:49:02,969 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 08:49:02,993 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 08:49:02,993 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:49:03,001 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:49:03,010 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:49:03,012 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:49:03,115 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 57 for LOIs [2019-09-06 08:49:04,216 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:49:04,217 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:49:04,220 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 162#(and (<= ~invln2_exp~0 (/ 1803368777.0 1250000000.0)) (<= (/ 6613755977.0 100000000000000.0) ~P3_exp~0) (<= ~twom100_exp~0 (/ 39443045261.0 50000000000000000000000000000000000000000.0)) (<= |#NULL.base| 0) (<= (/ 16666667163.0 100000000000.0) ~P1_exp~0) (<= |~#ln2LO_exp~0.offset| 0) (<= (/ 20690684721.0 500000000000000000.0) ~P5_exp~0) (<= 1.0 ~one_exp~0) (<= |~#halF_exp~0.offset| 0) (<= (/ 1803368777.0 1250000000.0) ~invln2_exp~0) (<= (/ 39443045261.0 50000000000000000000000000000000000000000.0) ~twom100_exp~0) (<= 0 |#NULL.base|) (<= ~P3_exp~0 (/ 6613755977.0 100000000000000.0)) (<= |~#ln2HI_exp~0.offset| 0) (<= 1000000000000000000000000000000.0 ~huge_exp~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= ~P1_exp~0 (/ 16666667163.0 100000000000.0)) (<= 0 |~#ln2LO_exp~0.offset|) (<= ~one_exp~0 1.0) (<= ~P5_exp~0 (/ 20690684721.0 500000000000000000.0)) (<= 0 |~#halF_exp~0.offset|) (<= 0 |~#ln2HI_exp~0.offset|) (<= ~huge_exp~0 1000000000000000000000000000000.0)) [2019-09-06 08:49:04,235 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:49:04,236 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:49:04,247 INFO L168 Benchmark]: Toolchain (without parser) took 2284.11 ms. Allocated memory was 140.5 MB in the beginning and 224.4 MB in the end (delta: 83.9 MB). Free memory was 88.0 MB in the beginning and 166.7 MB in the end (delta: -78.7 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2019-09-06 08:49:04,248 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory is still 106.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 08:49:04,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 454.39 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 88.0 MB in the beginning and 175.2 MB in the end (delta: -87.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-09-06 08:49:04,252 INFO L168 Benchmark]: Boogie Preprocessor took 51.76 ms. Allocated memory is still 199.8 MB. Free memory was 175.2 MB in the beginning and 172.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-06 08:49:04,253 INFO L168 Benchmark]: RCFGBuilder took 504.62 ms. Allocated memory is still 199.8 MB. Free memory was 172.6 MB in the beginning and 148.0 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-09-06 08:49:04,253 INFO L168 Benchmark]: Sifa took 1269.54 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 148.0 MB in the beginning and 166.7 MB in the end (delta: -18.7 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-09-06 08:49:04,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory is still 106.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 454.39 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 88.0 MB in the beginning and 175.2 MB in the end (delta: -87.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.76 ms. Allocated memory is still 199.8 MB. Free memory was 175.2 MB in the beginning and 172.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 504.62 ms. Allocated memory is still 199.8 MB. Free memory was 172.6 MB in the beginning and 148.0 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Sifa took 1269.54 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 148.0 MB in the beginning and 166.7 MB in the end (delta: -18.7 MB). Peak memory consumption was 5.9 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]: 1228, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 129, DAG_INTERPRETER_EARLY_EXITS: 5, TOOLS_POST_APPLICATIONS: 119, TOOLS_POST_TIME[ms]: 876, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 34, TOOLS_POST_RETURN_APPLICATIONS: 3, TOOLS_POST_RETURN_TIME[ms]: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 850, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 135, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 34, DOMAIN_JOIN_TIME[ms]: 65, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 31, DOMAIN_ISBOTTOM_TIME[ms]: 122, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 172, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 171, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 3, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1115, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 312, DAG_COMPRESSION_RETAINED_NODES: 143 - UnprovableResult [Line: 121]: 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 162#(and (<= ~invln2_exp~0 (/ 1803368777.0 1250000000.0)) (<= (/ 6613755977.0 100000000000000.0) ~P3_exp~0) (<= ~twom100_exp~0 (/ 39443045261.0 50000000000000000000000000000000000000000.0)) (<= |#NULL.base| 0) (<= (/ 16666667163.0 100000000000.0) ~P1_exp~0) (<= |~#ln2LO_exp~0.offset| 0) (<= (/ 20690684721.0 500000000000000000.0) ~P5_exp~0) (<= 1.0 ~one_exp~0) (<= |~#halF_exp~0.offset| 0) (<= (/ 1803368777.0 1250000000.0) ~invln2_exp~0) (<= (/ 39443045261.0 50000000000000000000000000000000000000000.0) ~twom100_exp~0) (<= 0 |#NULL.base|) (<= ~P3_exp~0 (/ 6613755977.0 100000000000000.0)) (<= |~#ln2HI_exp~0.offset| 0) (<= 1000000000000000000000000000000.0 ~huge_exp~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= ~P1_exp~0 (/ 16666667163.0 100000000000.0)) (<= 0 |~#ln2LO_exp~0.offset|) (<= ~one_exp~0 1.0) (<= ~P5_exp~0 (/ 20690684721.0 500000000000000000.0)) (<= 0 |~#halF_exp~0.offset|) (<= 0 |~#ln2HI_exp~0.offset|) (<= ~huge_exp~0 1000000000000000000000000000000.0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...