/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/floppy_simpl4.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:47:18,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:47:18,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:47:18,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:47:18,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:47:18,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:47:18,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:47:18,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:47:18,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:47:18,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:47:18,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:47:18,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:47:18,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:47:18,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:47:18,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:47:18,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:47:18,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:47:18,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:47:18,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:47:18,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:47:18,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:47:18,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:47:18,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:47:18,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:47:18,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 16:47:18,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:47:18,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:47:18,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:47:18,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:47:18,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:47:18,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:47:18,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:47:18,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:47:18,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:47:18,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:47:18,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:47:18,969 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 16:47:18,985 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:47:18,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:47:18,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:47:18,987 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:47:18,987 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:47:18,987 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:47:18,988 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:47:18,988 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:47:18,988 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:47:18,988 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:47:18,988 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:47:18,989 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:47:18,989 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:47:18,989 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:47:18,989 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:47:18,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:47:18,990 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:47:18,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:47:18,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:47:18,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:47:18,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:47:18,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:47:18,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:47:18,992 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:47:18,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:47:18,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:47:18,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:47:18,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:47:18,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:47:18,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:47:18,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:47:18,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:47:18,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:47:18,994 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:47:18,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:47:18,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:47:18,994 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:47:18,995 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:47:19,283 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:47:19,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:47:19,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:47:19,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:47:19,312 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:47:19,313 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c [2019-11-24 16:47:19,393 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68ff2de8/7e0aefa99e744c95a6f637a1c7336a03/FLAG0df67c3c6 [2019-11-24 16:47:19,943 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:47:19,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c [2019-11-24 16:47:19,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68ff2de8/7e0aefa99e744c95a6f637a1c7336a03/FLAG0df67c3c6 [2019-11-24 16:47:20,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68ff2de8/7e0aefa99e744c95a6f637a1c7336a03 [2019-11-24 16:47:20,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:47:20,242 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:47:20,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:47:20,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:47:20,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:47:20,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:47:20" (1/1) ... [2019-11-24 16:47:20,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20174632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:20, skipping insertion in model container [2019-11-24 16:47:20,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:47:20" (1/1) ... [2019-11-24 16:47:20,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:47:20,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:47:20,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:47:20,862 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:47:20,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:47:21,020 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:47:21,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:21 WrapperNode [2019-11-24 16:47:21,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:47:21,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:47:21,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:47:21,022 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:47:21,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:21" (1/1) ... [2019-11-24 16:47:21,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:21" (1/1) ... [2019-11-24 16:47:21,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:47:21,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:47:21,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:47:21,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:47:21,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:21" (1/1) ... [2019-11-24 16:47:21,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:21" (1/1) ... [2019-11-24 16:47:21,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:21" (1/1) ... [2019-11-24 16:47:21,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:21" (1/1) ... [2019-11-24 16:47:21,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:21" (1/1) ... [2019-11-24 16:47:21,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:21" (1/1) ... [2019-11-24 16:47:21,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:21" (1/1) ... [2019-11-24 16:47:21,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:47:21,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:47:21,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:47:21,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:47:21,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:21" (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 16:47:21,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:47:21,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:47:21,718 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,735 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,739 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,745 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,746 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,747 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,751 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,757 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,760 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,763 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,764 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,766 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,768 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,771 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,772 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,773 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,776 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,778 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,779 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,780 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,782 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,784 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,789 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,792 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,795 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,797 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,800 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,801 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,801 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:21,803 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:23,258 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##658: assume !false; [2019-11-24 16:47:23,259 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##657: assume false; [2019-11-24 16:47:23,259 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##665: assume !false; [2019-11-24 16:47:23,259 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##664: assume false; [2019-11-24 16:47:23,259 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##683: assume false; [2019-11-24 16:47:23,260 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##684: assume !false; [2019-11-24 16:47:23,260 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##609: assume false; [2019-11-24 16:47:23,260 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##610: assume !false; [2019-11-24 16:47:23,260 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##639: assume false; [2019-11-24 16:47:23,260 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##640: assume !false; [2019-11-24 16:47:23,261 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2019-11-24 16:47:23,261 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2019-11-24 16:47:23,283 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##279: assume false; [2019-11-24 16:47:23,283 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##280: assume !false; [2019-11-24 16:47:23,283 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##285: assume !false; [2019-11-24 16:47:23,284 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##284: assume false; [2019-11-24 16:47:23,284 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##229: assume !false; [2019-11-24 16:47:23,284 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##228: assume false; [2019-11-24 16:47:23,284 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##302: assume !false; [2019-11-24 16:47:23,284 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##301: assume false; [2019-11-24 16:47:23,285 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##369: assume !false; [2019-11-24 16:47:23,285 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##375: assume !false; [2019-11-24 16:47:23,286 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##374: assume false; [2019-11-24 16:47:23,286 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##331: assume false; [2019-11-24 16:47:23,286 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##332: assume !false; [2019-11-24 16:47:23,286 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##357: assume false; [2019-11-24 16:47:23,286 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##358: assume !false; [2019-11-24 16:47:23,287 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##368: assume false; [2019-11-24 16:47:23,287 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##404: assume !false; [2019-11-24 16:47:23,288 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##403: assume false; [2019-11-24 16:47:23,288 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##427: assume !false; [2019-11-24 16:47:23,288 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##426: assume false; [2019-11-24 16:47:23,288 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##436: assume !false; [2019-11-24 16:47:23,289 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##435: assume false; [2019-11-24 16:47:23,289 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##439: assume false; [2019-11-24 16:47:23,289 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##440: assume !false; [2019-11-24 16:47:23,292 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##463: assume false; [2019-11-24 16:47:23,292 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##464: assume !false; [2019-11-24 16:47:23,293 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##485: assume !false; [2019-11-24 16:47:23,294 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##484: assume false; [2019-11-24 16:47:23,294 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##524: assume !false; [2019-11-24 16:47:23,294 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##523: assume false; [2019-11-24 16:47:23,294 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##558: assume !false; [2019-11-24 16:47:23,294 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##557: assume false; [2019-11-24 16:47:23,294 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##187: assume !false; [2019-11-24 16:47:23,295 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##186: assume false; [2019-11-24 16:47:23,295 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##68: assume !false; [2019-11-24 16:47:23,295 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume false; [2019-11-24 16:47:23,295 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##144: assume false; [2019-11-24 16:47:23,295 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##145: assume !false; [2019-11-24 16:47:23,295 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2019-11-24 16:47:23,296 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2019-11-24 16:47:23,297 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##154: assume !false; [2019-11-24 16:47:23,297 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume false; [2019-11-24 16:47:23,297 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##158: assume !false; [2019-11-24 16:47:23,297 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume false; [2019-11-24 16:47:23,297 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##588: assume !false; [2019-11-24 16:47:23,297 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##587: assume false; [2019-11-24 16:47:23,298 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##106: assume !false; [2019-11-24 16:47:23,298 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume false; [2019-11-24 16:47:24,533 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:47:24,534 INFO L284 CfgBuilder]: Removed 277 assume(true) statements. [2019-11-24 16:47:24,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:47:24 BoogieIcfgContainer [2019-11-24 16:47:24,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:47:24,536 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:47:24,536 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:47:24,537 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:47:24,538 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:47:24" (1/1) ... [2019-11-24 16:47:24,539 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 16:47:24,573 INFO L159 IcfgInterpreter]: Started Sifa with 54 locations of interest [2019-11-24 16:47:24,574 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:47:24,584 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:47:24,592 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:47:24,594 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs