/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_simpl3.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:47:07,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:47:07,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:47:07,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:47:07,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:47:07,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:47:07,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:47:07,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:47:07,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:47:07,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:47:07,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:47:07,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:47:07,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:47:07,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:47:07,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:47:07,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:47:07,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:47:07,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:47:07,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:47:07,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:47:07,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:47:07,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:47:07,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:47:07,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:47:07,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 16:47:07,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 16:47:07,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 16:47:07,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 16:47:07,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 16:47:07,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 16:47:07,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 16:47:07,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 16:47:07,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 16:47:07,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 16:47:07,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 16:47:07,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 16:47:07,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 16:47:07,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 16:47:07,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:47:07,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:47:07,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:47:07,425 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 16:47:07,447 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:47:07,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:47:07,449 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:47:07,449 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:47:07,449 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:47:07,449 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:47:07,450 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:47:07,450 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:47:07,450 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:47:07,450 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:47:07,451 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:47:07,451 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:47:07,452 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:47:07,452 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:47:07,452 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:47:07,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:47:07,454 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:47:07,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:47:07,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:47:07,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:47:07,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:47:07,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:47:07,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:47:07,455 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:47:07,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:47:07,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:47:07,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:47:07,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:47:07,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:47:07,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:47:07,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:47:07,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:47:07,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:47:07,459 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:47:07,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:47:07,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:47:07,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:47:07,460 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:47:07,802 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:47:07,824 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:47:07,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:47:07,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:47:07,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:47:07,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-11-24 16:47:07,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd82a427d/e801553168bf47108eb0b5d02c46179f/FLAG74667d3f0 [2019-11-24 16:47:08,627 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:47:08,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-11-24 16:47:08,645 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd82a427d/e801553168bf47108eb0b5d02c46179f/FLAG74667d3f0 [2019-11-24 16:47:08,877 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd82a427d/e801553168bf47108eb0b5d02c46179f [2019-11-24 16:47:08,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:47:08,888 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:47:08,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:47:08,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:47:08,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:47:08,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:47:08" (1/1) ... [2019-11-24 16:47:08,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e4e8f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:08, skipping insertion in model container [2019-11-24 16:47:08,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:47:08" (1/1) ... [2019-11-24 16:47:08,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:47:08,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:47:09,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:47:09,645 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:47:09,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:47:09,818 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:47:09,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:09 WrapperNode [2019-11-24 16:47:09,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:47:09,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:47:09,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:47:09,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:47:09,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:09" (1/1) ... [2019-11-24 16:47:09,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:09" (1/1) ... [2019-11-24 16:47:09,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:47:09,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:47:09,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:47:09,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:47:09,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:09" (1/1) ... [2019-11-24 16:47:09,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:09" (1/1) ... [2019-11-24 16:47:09,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:09" (1/1) ... [2019-11-24 16:47:09,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:09" (1/1) ... [2019-11-24 16:47:10,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:09" (1/1) ... [2019-11-24 16:47:10,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:09" (1/1) ... [2019-11-24 16:47:10,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:09" (1/1) ... [2019-11-24 16:47:10,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:47:10,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:47:10,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:47:10,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:47:10,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:47:09" (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 16:47:10,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:47:10,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:47:10,476 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,485 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,490 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,494 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,495 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,498 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,501 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,507 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,508 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,509 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,516 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,524 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,525 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,525 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,530 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,535 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,543 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,548 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,552 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,560 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,564 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,566 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,567 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:10,572 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-24 16:47:12,252 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##416: assume !false; [2019-11-24 16:47:12,252 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##415: assume false; [2019-11-24 16:47:12,252 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##445: assume false; [2019-11-24 16:47:12,253 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##290: assume false; [2019-11-24 16:47:12,253 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##291: assume !false; [2019-11-24 16:47:12,253 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##490: assume !false; [2019-11-24 16:47:12,254 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##269: assume false; [2019-11-24 16:47:12,254 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##270: assume !false; [2019-11-24 16:47:12,255 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##446: assume !false; [2019-11-24 16:47:12,255 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##209: assume false; [2019-11-24 16:47:12,255 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##210: assume !false; [2019-11-24 16:47:12,255 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##463: assume false; [2019-11-24 16:47:12,255 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##464: assume !false; [2019-11-24 16:47:12,256 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##470: assume false; [2019-11-24 16:47:12,256 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##232: assume false; [2019-11-24 16:47:12,256 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##471: assume !false; [2019-11-24 16:47:12,256 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##233: assume !false; [2019-11-24 16:47:12,256 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##242: assume !false; [2019-11-24 16:47:12,256 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##241: assume false; [2019-11-24 16:47:12,257 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##489: assume false; [2019-11-24 16:47:12,257 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##246: assume !false; [2019-11-24 16:47:12,257 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##245: assume false; [2019-11-24 16:47:12,258 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-11-24 16:47:12,258 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-11-24 16:47:12,259 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume !false; [2019-11-24 16:47:12,259 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume false; [2019-11-24 16:47:12,260 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##175: assume !false; [2019-11-24 16:47:12,260 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##174: assume false; [2019-11-24 16:47:12,260 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##180: assume false; [2019-11-24 16:47:12,260 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##181: assume !false; [2019-11-24 16:47:12,260 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2019-11-24 16:47:12,261 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2019-11-24 16:47:12,261 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##137: assume false; [2019-11-24 16:47:12,261 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !false; [2019-11-24 16:47:12,261 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##34: assume false; [2019-11-24 16:47:12,261 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##138: assume !false; [2019-11-24 16:47:12,262 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##393: assume false; [2019-11-24 16:47:12,262 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2019-11-24 16:47:12,262 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##394: assume !false; [2019-11-24 16:47:12,262 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2019-11-24 16:47:12,262 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false; [2019-11-24 16:47:12,263 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2019-11-24 16:47:12,263 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##329: assume false; [2019-11-24 16:47:12,263 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##330: assume !false; [2019-11-24 16:47:12,263 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##108: assume !false; [2019-11-24 16:47:12,263 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##107: assume false; [2019-11-24 16:47:12,264 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##364: assume !false; [2019-11-24 16:47:12,264 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##363: assume false; [2019-11-24 16:47:13,342 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:47:13,343 INFO L284 CfgBuilder]: Removed 207 assume(true) statements. [2019-11-24 16:47:13,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:47:13 BoogieIcfgContainer [2019-11-24 16:47:13,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:47:13,345 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:47:13,346 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:47:13,346 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:47:13,347 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:47:13" (1/1) ... [2019-11-24 16:47:13,348 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 16:47:13,380 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2019-11-24 16:47:13,381 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:47:13,395 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:47:13,407 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:47:13,410 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs