/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:48:16,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:48:16,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:48:16,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:48:16,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:48:16,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:48:16,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:48:16,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:48:16,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:48:16,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:48:16,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:48:16,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:48:16,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:48:16,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:48:16,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:48:16,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:48:16,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:48:16,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:48:16,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:48:16,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:48:17,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:48:17,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:48:17,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:48:17,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:48:17,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:48:17,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:48:17,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:48:17,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:48:17,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:48:17,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:48:17,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:48:17,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:48:17,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:48:17,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:48:17,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:48:17,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:48:17,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:48:17,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:48:17,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:48:17,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:48:17,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:48:17,030 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 16:48:17,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:48:17,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:48:17,047 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:48:17,047 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:48:17,047 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:48:17,048 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:48:17,048 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:48:17,048 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:48:17,048 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:48:17,048 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:48:17,048 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:48:17,049 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:48:17,049 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:48:17,049 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:48:17,049 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:48:17,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:48:17,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:48:17,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:48:17,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:48:17,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:48:17,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:48:17,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:48:17,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:48:17,052 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:48:17,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:48:17,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:48:17,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:48:17,052 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:48:17,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:48:17,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:48:17,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:48:17,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:48:17,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:48:17,054 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:48:17,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:48:17,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:48:17,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:48:17,054 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:48:17,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:48:17,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:48:17,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:48:17,402 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:48:17,402 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:48:17,403 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-11-24 16:48:17,498 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4af5bb6f5/56c5df8896fe45c3b7b32241f74c4860/FLAG17c4b6d4f [2019-11-24 16:48:18,068 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:48:18,070 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-11-24 16:48:18,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4af5bb6f5/56c5df8896fe45c3b7b32241f74c4860/FLAG17c4b6d4f [2019-11-24 16:48:18,349 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4af5bb6f5/56c5df8896fe45c3b7b32241f74c4860 [2019-11-24 16:48:18,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:48:18,360 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:48:18,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:48:18,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:48:18,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:48:18,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:48:18" (1/1) ... [2019-11-24 16:48:18,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9d9e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18, skipping insertion in model container [2019-11-24 16:48:18,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:48:18" (1/1) ... [2019-11-24 16:48:18,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:48:18,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:48:18,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:48:18,752 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:48:18,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:48:18,914 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:48:18,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18 WrapperNode [2019-11-24 16:48:18,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:48:18,916 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:48:18,916 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:48:18,916 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:48:18,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18" (1/1) ... [2019-11-24 16:48:18,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18" (1/1) ... [2019-11-24 16:48:18,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:48:18,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:48:18,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:48:18,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:48:19,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18" (1/1) ... [2019-11-24 16:48:19,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18" (1/1) ... [2019-11-24 16:48:19,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18" (1/1) ... [2019-11-24 16:48:19,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18" (1/1) ... [2019-11-24 16:48:19,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18" (1/1) ... [2019-11-24 16:48:19,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18" (1/1) ... [2019-11-24 16:48:19,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18" (1/1) ... [2019-11-24 16:48:19,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:48:19,043 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:48:19,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:48:19,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:48:19,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:18" (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 [2019-11-24 16:48:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:48:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:48:19,295 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:19,314 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:19,328 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:19,335 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:19,360 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:19,370 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:19,380 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:48:20,103 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##76: assume !false; [2019-11-24 16:48:20,103 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume false; [2019-11-24 16:48:20,103 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##184: assume false; [2019-11-24 16:48:20,104 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##185: assume !false; [2019-11-24 16:48:20,104 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !false; [2019-11-24 16:48:20,104 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume false; [2019-11-24 16:48:20,104 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##131: assume !false; [2019-11-24 16:48:20,105 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume false; [2019-11-24 16:48:20,105 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-11-24 16:48:20,105 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-11-24 16:48:20,105 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##158: assume !false; [2019-11-24 16:48:20,106 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume false; [2019-11-24 16:48:20,106 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##106: assume !false; [2019-11-24 16:48:20,106 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume false; [2019-11-24 16:48:20,724 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:48:20,724 INFO L284 CfgBuilder]: Removed 78 assume(true) statements. [2019-11-24 16:48:20,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:48:20 BoogieIcfgContainer [2019-11-24 16:48:20,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:48:20,727 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:48:20,727 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:48:20,727 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:48:20,728 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:48:20" (1/1) ... [2019-11-24 16:48:20,729 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 16:48:20,755 INFO L159 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-11-24 16:48:20,755 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:48:20,771 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:48:20,784 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:48:20,785 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:48:21,333 WARN L192 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 180 [2019-11-24 16:48:21,733 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 182 [2019-11-24 16:48:21,848 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-11-24 16:48:22,482 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-11-24 16:48:22,610 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-11-24 16:48:22,755 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-11-24 16:48:23,401 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2019-11-24 16:48:23,657 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2019-11-24 16:48:23,914 WARN L192 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2019-11-24 16:48:24,624 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 285 [2019-11-24 16:48:24,789 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 285 [2019-11-24 16:48:24,918 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2019-11-24 16:48:25,419 WARN L192 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 377 [2019-11-24 16:48:25,716 WARN L192 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 377 [2019-11-24 16:48:26,042 WARN L192 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2019-11-24 16:48:26,448 WARN L192 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2019-11-24 16:48:26,743 WARN L192 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2019-11-24 16:48:27,043 WARN L192 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2019-11-24 16:48:27,407 WARN L192 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 388 [2019-11-24 16:48:28,116 WARN L192 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 388 [2019-11-24 16:48:28,515 WARN L192 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2019-11-24 16:48:28,891 WARN L192 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 400 [2019-11-24 16:48:29,232 WARN L192 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 400 [2019-11-24 16:48:29,608 WARN L192 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2019-11-24 16:48:29,611 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:48:29,646 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-24 16:48:29,648 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:48:29,651 INFO L168 Benchmark]: Toolchain (without parser) took 11290.48 ms. Allocated memory was 137.9 MB in the beginning and 657.5 MB in the end (delta: 519.6 MB). Free memory was 102.6 MB in the beginning and 585.3 MB in the end (delta: -482.7 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:48:29,653 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 137.9 MB. Free memory is still 120.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 16:48:29,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 554.33 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 102.4 MB in the beginning and 177.2 MB in the end (delta: -74.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-11-24 16:48:29,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.74 ms. Allocated memory is still 201.9 MB. Free memory was 177.2 MB in the beginning and 173.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-11-24 16:48:29,669 INFO L168 Benchmark]: Boogie Preprocessor took 45.77 ms. Allocated memory is still 201.9 MB. Free memory was 173.8 MB in the beginning and 170.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:48:29,671 INFO L168 Benchmark]: RCFGBuilder took 1683.30 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 170.8 MB in the beginning and 160.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. [2019-11-24 16:48:29,677 INFO L168 Benchmark]: Sifa took 8921.92 ms. Allocated memory was 234.4 MB in the beginning and 657.5 MB in the end (delta: 423.1 MB). Free memory was 160.5 MB in the beginning and 585.3 MB in the end (delta: -424.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 16:48:29,684 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 137.9 MB. Free memory is still 120.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 554.33 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 102.4 MB in the beginning and 177.2 MB in the end (delta: -74.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 80.74 ms. Allocated memory is still 201.9 MB. Free memory was 177.2 MB in the beginning and 173.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.77 ms. Allocated memory is still 201.9 MB. Free memory was 173.8 MB in the beginning and 170.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1683.30 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 170.8 MB in the beginning and 160.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. * Sifa took 8921.92 ms. Allocated memory was 234.4 MB in the beginning and 657.5 MB in the end (delta: 423.1 MB). Free memory was 160.5 MB in the beginning and 585.3 MB in the end (delta: -424.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 8858, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 51, DAG_INTERPRETER_EARLY_EXITS: 18, TOOLS_POST_APPLICATIONS: 92, TOOLS_POST_TIME[ms]: 212, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 91, TOOLS_QUANTIFIERELIM_TIME[ms]: 158, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 38, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 93, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 15, DOMAIN_JOIN_TIME[ms]: 8150, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 51, DOMAIN_ISBOTTOM_TIME[ms]: 261, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 20, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 114, DAG_COMPRESSION_PROCESSED_NODES: 2601, DAG_COMPRESSION_RETAINED_NODES: 164 - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...