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 -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-zero-sum1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 00:37:05,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 00:37:05,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 00:37:05,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 00:37:05,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 00:37:05,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 00:37:05,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 00:37:05,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 00:37:05,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 00:37:05,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 00:37:05,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 00:37:05,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 00:37:05,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 00:37:05,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 00:37:05,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 00:37:05,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 00:37:05,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 00:37:05,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 00:37:05,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 00:37:05,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 00:37:05,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 00:37:05,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 00:37:05,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 00:37:05,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 00:37:05,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 00:37:05,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 00:37:05,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 00:37:05,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 00:37:05,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 00:37:05,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 00:37:05,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 00:37:05,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 00:37:05,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 00:37:05,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 00:37:05,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 00:37:05,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 00:37:05,123 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 [2019-08-31 00:37:05,137 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 00:37:05,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 00:37:05,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 00:37:05,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 00:37:05,139 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 00:37:05,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 00:37:05,140 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 00:37:05,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 00:37:05,140 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 00:37:05,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 00:37:05,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 00:37:05,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 00:37:05,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 00:37:05,141 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 00:37:05,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 00:37:05,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 00:37:05,142 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 00:37:05,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 00:37:05,142 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 00:37:05,142 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 00:37:05,142 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 00:37:05,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 00:37:05,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 00:37:05,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 00:37:05,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 00:37:05,144 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 00:37:05,144 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 00:37:05,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 00:37:05,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 00:37:05,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 00:37:05,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 00:37:05,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 00:37:05,189 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 00:37:05,190 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 00:37:05,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-zero-sum1.i [2019-08-31 00:37:05,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16dac58fb/a00e4c72b9c547fa933734a68ecabfaa/FLAGb7a2062af [2019-08-31 00:37:05,666 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 00:37:05,667 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-zero-sum1.i [2019-08-31 00:37:05,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16dac58fb/a00e4c72b9c547fa933734a68ecabfaa/FLAGb7a2062af [2019-08-31 00:37:06,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16dac58fb/a00e4c72b9c547fa933734a68ecabfaa [2019-08-31 00:37:06,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 00:37:06,085 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 00:37:06,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 00:37:06,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 00:37:06,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 00:37:06,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 12:37:06" (1/1) ... [2019-08-31 00:37:06,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667f1ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:06, skipping insertion in model container [2019-08-31 00:37:06,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 12:37:06" (1/1) ... [2019-08-31 00:37:06,101 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 00:37:06,121 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 00:37:06,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 00:37:06,291 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 00:37:06,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 00:37:06,423 INFO L192 MainTranslator]: Completed translation [2019-08-31 00:37:06,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:06 WrapperNode [2019-08-31 00:37:06,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 00:37:06,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 00:37:06,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 00:37:06,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 00:37:06,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:06" (1/1) ... [2019-08-31 00:37:06,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:06" (1/1) ... [2019-08-31 00:37:06,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:06" (1/1) ... [2019-08-31 00:37:06,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:06" (1/1) ... [2019-08-31 00:37:06,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:06" (1/1) ... [2019-08-31 00:37:06,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:06" (1/1) ... [2019-08-31 00:37:06,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:06" (1/1) ... [2019-08-31 00:37:06,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 00:37:06,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 00:37:06,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 00:37:06,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 00:37:06,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:37:06" (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 [2019-08-31 00:37:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 00:37:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 00:37:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure f00 [2019-08-31 00:37:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 00:37:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 00:37:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure f00 [2019-08-31 00:37:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 00:37:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-31 00:37:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 00:37:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 00:37:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 00:37:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 00:37:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 00:37:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 00:37:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-31 00:37:06,704 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 00:37:06,704 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 00:37:06,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 12:37:06 BoogieIcfgContainer [2019-08-31 00:37:06,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 00:37:06,712 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 00:37:06,712 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 00:37:06,713 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 00:37:06,716 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 12:37:06" (1/1) ... [2019-08-31 00:37:06,788 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 00:37:06,788 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 00:37:06,795 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 00:37:06,804 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 00:37:06,806 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 00:37:06,902 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 00:37:06,903 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 00:37:06,918 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 00:37:06,919 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 00:37:06,919 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 00:37:06,935 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-08-31 00:37:06,941 INFO L199 IcfgInterpreter]: Interpreting procedure f00 with input of size 27 for LOIs [2019-08-31 00:37:06,965 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 00:37:06,966 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 00:37:06,969 INFO L193 IcfgInterpreter]: Reachable states at location f00Err0ASSERT_VIOLATIONERROR_FUNCTION satisfy 19#(and (= 0 |#NULL.base|) (= |#memory_real| (store |old(#memory_real)| |f00_~#m~0.base| (store (select |old(#memory_real)| |f00_~#m~0.base|) |f00_~#m~0.offset| f00_~sum~0))) (= |#valid| (store |old(#valid)| |f00_~#m~0.base| 1)) (<= 0 |#NULL.base|) (<= f00_~b 762388928.0) (<= 0 |#NULL.offset|) (= (store |old(#memory_int)| |f00_~#m~0.base| (store (select |old(#memory_int)| |f00_~#m~0.base|) |f00_~#m~0.offset| (select (select |#memory_int| |f00_~#m~0.base|) |f00_~#m~0.offset|))) |#memory_int|) (<= 762388928.0 f00_~b) (not (= |f00_~#m~0.base| 0)) (= 762388928.0 |f00_#in~b|) (< |f00_~#m~0.base| |#StackHeapBarrier|) (<= 0 |f00_~#m~0.offset|) (= 0 (select |old(#valid)| |f00_~#m~0.base|)) (= |#length| (store |old(#length)| |f00_~#m~0.base| 4)) (<= 762388928.0 |f00_#in~b|) (= f00_~a |f00_#in~a|) (= 0 |f00_~#m~0.offset|) (<= |#NULL.base| 0) (<= |f00_~#m~0.offset| 0) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (<= |f00_#in~b| 762388928.0) (= f00_~b |f00_#in~b|) (= 2147483648 (mod (select (select |#memory_int| |f00_~#m~0.base|) |f00_~#m~0.offset|) 4294967296)) (= |#NULL.offset| 0)) [2019-08-31 00:37:06,986 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 00:37:06,986 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 00:37:06,988 INFO L168 Benchmark]: Toolchain (without parser) took 903.95 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 86.3 MB in the beginning and 149.5 MB in the end (delta: -63.2 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-31 00:37:06,989 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 00:37:06,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.44 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 86.1 MB in the beginning and 176.6 MB in the end (delta: -90.5 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-08-31 00:37:06,991 INFO L168 Benchmark]: Boogie Preprocessor took 36.07 ms. Allocated memory is still 199.2 MB. Free memory was 176.0 MB in the beginning and 174.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-31 00:37:06,992 INFO L168 Benchmark]: RCFGBuilder took 245.83 ms. Allocated memory is still 199.2 MB. Free memory was 174.3 MB in the beginning and 160.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-08-31 00:37:06,993 INFO L168 Benchmark]: Sifa took 274.51 ms. Allocated memory is still 199.2 MB. Free memory was 160.9 MB in the beginning and 149.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-08-31 00:37:06,996 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 338.44 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 86.1 MB in the beginning and 176.6 MB in the end (delta: -90.5 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.07 ms. Allocated memory is still 199.2 MB. Free memory was 176.0 MB in the beginning and 174.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 245.83 ms. Allocated memory is still 199.2 MB. Free memory was 174.3 MB in the beginning and 160.9 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * Sifa took 274.51 ms. Allocated memory is still 199.2 MB. Free memory was 160.9 MB in the beginning and 149.5 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.2s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 9 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 5 TOOLS_POST_APPLICATIONS, 0.1s TOOLS_POST_TIME, 3 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.1s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 9 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 2 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 0 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 1 CALL_SUMMARIZER_CACHE_MISSES, 0.1s CALL_SUMMARIZER_OVERALL_TIME, 0.1s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 37 DAG_COMPRESSION_PROCESSED_NODES, 28 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 103]: 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 19#(and (= 0 |#NULL.base|) (= |#memory_real| (store |old(#memory_real)| |f00_~#m~0.base| (store (select |old(#memory_real)| |f00_~#m~0.base|) |f00_~#m~0.offset| f00_~sum~0))) (= |#valid| (store |old(#valid)| |f00_~#m~0.base| 1)) (<= 0 |#NULL.base|) (<= f00_~b 762388928.0) (<= 0 |#NULL.offset|) (= (store |old(#memory_int)| |f00_~#m~0.base| (store (select |old(#memory_int)| |f00_~#m~0.base|) |f00_~#m~0.offset| (select (select |#memory_int| |f00_~#m~0.base|) |f00_~#m~0.offset|))) |#memory_int|) (<= 762388928.0 f00_~b) (not (= |f00_~#m~0.base| 0)) (= 762388928.0 |f00_#in~b|) (< |f00_~#m~0.base| |#StackHeapBarrier|) (<= 0 |f00_~#m~0.offset|) (= 0 (select |old(#valid)| |f00_~#m~0.base|)) (= |#length| (store |old(#length)| |f00_~#m~0.base| 4)) (<= 762388928.0 |f00_#in~b|) (= f00_~a |f00_#in~a|) (= 0 |f00_~#m~0.offset|) (<= |#NULL.base| 0) (<= |f00_~#m~0.offset| 0) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (<= |f00_#in~b| 762388928.0) (= f00_~b |f00_#in~b|) (= 2147483648 (mod (select (select |#memory_int| |f00_~#m~0.base|) |f00_~#m~0.offset|) 4294967296)) (= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...