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/double_req_bl_1092b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:41:19,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:41:19,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:41:19,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:41:19,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:41:19,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:41:19,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:41:19,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:41:19,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:41:19,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:41:19,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:41:19,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:41:19,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:41:19,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:41:19,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:41:19,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:41:19,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:41:19,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:41:19,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:41:19,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:41:19,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:41:19,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:41:19,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:41:19,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:41:19,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 08:41:19,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:41:19,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:41:19,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:41:19,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:41:19,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:41:19,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:41:19,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:41:19,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:41:19,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:41:19,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:41:19,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:41:19,475 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 08:41:19,501 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:41:19,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:41:19,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:41:19,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:41:19,504 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:41:19,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:41:19,505 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:41:19,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:41:19,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:41:19,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:41:19,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:41:19,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:41:19,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:41:19,507 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:41:19,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:41:19,508 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:41:19,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:41:19,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:41:19,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:41:19,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:41:19,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:41:19,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:41:19,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:41:19,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:41:19,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:41:19,510 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:41:19,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:41:19,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:41:19,511 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 08:41:19,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:41:19,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:41:19,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:41:19,601 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:41:19,602 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:41:19,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1092b.c [2019-09-06 08:41:19,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/726b7dd04/0d9fe7e81764494fa454c888e8ca7a15/FLAG39df60f57 [2019-09-06 08:41:20,142 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:41:20,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1092b.c [2019-09-06 08:41:20,150 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/726b7dd04/0d9fe7e81764494fa454c888e8ca7a15/FLAG39df60f57 [2019-09-06 08:41:20,495 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/726b7dd04/0d9fe7e81764494fa454c888e8ca7a15 [2019-09-06 08:41:20,507 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:41:20,508 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:41:20,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:41:20,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:41:20,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:41:20,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:41:20" (1/1) ... [2019-09-06 08:41:20,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@355b9aae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:41:20, skipping insertion in model container [2019-09-06 08:41:20,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:41:20" (1/1) ... [2019-09-06 08:41:20,524 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:41:20,545 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:41:20,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:41:20,750 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:41:20,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:41:20,904 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:41:20,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:41:20 WrapperNode [2019-09-06 08:41:20,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:41:20,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:41:20,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:41:20,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:41:20,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:41:20" (1/1) ... [2019-09-06 08:41:20,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:41:20" (1/1) ... [2019-09-06 08:41:20,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:41:20" (1/1) ... [2019-09-06 08:41:20,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:41:20" (1/1) ... [2019-09-06 08:41:20,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:41:20" (1/1) ... [2019-09-06 08:41:20,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:41:20" (1/1) ... [2019-09-06 08:41:20,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:41:20" (1/1) ... [2019-09-06 08:41:20,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:41:20,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:41:20,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:41:20,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:41:20,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:41:20" (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 08:41:21,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:41:21,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:41:21,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2019-09-06 08:41:21,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ceil_double [2019-09-06 08:41:21,019 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:41:21,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:41:21,020 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2019-09-06 08:41:21,020 INFO L130 BoogieDeclarations]: Found specification of procedure ceil_double [2019-09-06 08:41:21,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 08:41:21,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-06 08:41:21,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 08:41:21,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 08:41:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 08:41:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-06 08:41:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:41:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:41:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:41:21,349 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:41:21,349 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-06 08:41:21,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:41:21 BoogieIcfgContainer [2019-09-06 08:41:21,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:41:21,352 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:41:21,352 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:41:21,353 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:41:21,355 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:41:21" (1/1) ... [2019-09-06 08:41:21,356 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 08:41:21,418 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 08:41:21,418 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:41:21,439 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:41:21,456 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:41:21,460 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:41:21,533 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-06 08:41:22,774 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:41:22,774 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:41:22,776 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 105#(and (<= |#NULL.base| 0) (<= ~huge_ceil~0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) (<= 0 |#NULL.base|) (<= main_~x~0 0.0) (<= 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0 ~huge_ceil~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0.0 main_~x~0)) [2019-09-06 08:41:22,801 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:41:22,802 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:41:22,804 INFO L168 Benchmark]: Toolchain (without parser) took 2295.52 ms. Allocated memory was 131.1 MB in the beginning and 219.7 MB in the end (delta: 88.6 MB). Free memory was 87.1 MB in the beginning and 154.5 MB in the end (delta: -67.4 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-09-06 08:41:22,809 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 08:41:22,814 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.15 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 86.7 MB in the beginning and 174.5 MB in the end (delta: -87.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-09-06 08:41:22,815 INFO L168 Benchmark]: Boogie Preprocessor took 44.59 ms. Allocated memory is still 198.7 MB. Free memory was 174.5 MB in the beginning and 172.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-06 08:41:22,817 INFO L168 Benchmark]: RCFGBuilder took 401.24 ms. Allocated memory is still 198.7 MB. Free memory was 171.7 MB in the beginning and 151.1 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-09-06 08:41:22,818 INFO L168 Benchmark]: Sifa took 1449.60 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 151.1 MB in the beginning and 154.5 MB in the end (delta: -3.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 7.1 GB. [2019-09-06 08:41:22,825 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 396.15 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 86.7 MB in the beginning and 174.5 MB in the end (delta: -87.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.59 ms. Allocated memory is still 198.7 MB. Free memory was 174.5 MB in the beginning and 172.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 401.24 ms. Allocated memory is still 198.7 MB. Free memory was 171.7 MB in the beginning and 151.1 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Sifa took 1449.60 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 151.1 MB in the beginning and 154.5 MB in the end (delta: -3.5 MB). Peak memory consumption was 17.5 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]: 1359, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 80, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 73, TOOLS_POST_TIME[ms]: 1027, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_TIME[ms]: 1012, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 84, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 25, DOMAIN_JOIN_TIME[ms]: 20, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 19, DOMAIN_ISBOTTOM_TIME[ms]: 157, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 447, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 445, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1251, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 195, DAG_COMPRESSION_RETAINED_NODES: 89 - UnprovableResult [Line: 96]: 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 105#(and (<= |#NULL.base| 0) (<= ~huge_ceil~0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) (<= 0 |#NULL.base|) (<= main_~x~0 0.0) (<= 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0 ~huge_ceil~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0.0 main_~x~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...