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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:24:00,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:24:00,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:24:00,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:24:00,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:24:00,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:24:00,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:24:00,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:24:00,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:24:00,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:24:00,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:24:00,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:24:00,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:24:00,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:24:00,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:24:00,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:24:00,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:24:00,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:24:00,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:24:00,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:24:00,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:24:00,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:24:00,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:24:00,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:24:00,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:24:00,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:24:00,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:24:00,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:24:00,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:24:00,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:24:00,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:24:00,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:24:00,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:24:00,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:24:00,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:24:00,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:24:00,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:24:00,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:24:00,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:24:00,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:24:00,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:24:00,435 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 [2019-09-20 17:24:00,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:24:00,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:24:00,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:24:00,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:24:00,475 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:24:00,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:24:00,475 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:24:00,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:24:00,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:24:00,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:24:00,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:24:00,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:24:00,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:24:00,477 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:24:00,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:24:00,482 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:24:00,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:24:00,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:24:00,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:24:00,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:24:00,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:24:00,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:24:00,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:24:00,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:24:00,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:24:00,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:24:00,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:24:00,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:24:00,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 17:24:00,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:24:00,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:24:00,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:24:00,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:24:00,562 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:24:00,563 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-09-20 17:24:00,621 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68afb74c/f94bc602ff554c65805165be58a896ff/FLAG218d7ffa4 [2019-09-20 17:24:01,096 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:24:01,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-09-20 17:24:01,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68afb74c/f94bc602ff554c65805165be58a896ff/FLAG218d7ffa4 [2019-09-20 17:24:01,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68afb74c/f94bc602ff554c65805165be58a896ff [2019-09-20 17:24:01,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:24:01,433 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:24:01,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:24:01,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:24:01,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:24:01,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:24:01" (1/1) ... [2019-09-20 17:24:01,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8d1e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:24:01, skipping insertion in model container [2019-09-20 17:24:01,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:24:01" (1/1) ... [2019-09-20 17:24:01,448 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:24:01,498 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:24:01,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:24:01,991 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:24:02,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:24:02,110 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:24:02,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:24:02 WrapperNode [2019-09-20 17:24:02,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:24:02,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:24:02,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:24:02,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:24:02,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:24:02" (1/1) ... [2019-09-20 17:24:02,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:24:02" (1/1) ... [2019-09-20 17:24:02,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:24:02" (1/1) ... [2019-09-20 17:24:02,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:24:02" (1/1) ... [2019-09-20 17:24:02,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:24:02" (1/1) ... [2019-09-20 17:24:02,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:24:02" (1/1) ... [2019-09-20 17:24:02,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:24:02" (1/1) ... [2019-09-20 17:24:02,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:24:02,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:24:02,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:24:02,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:24:02,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:24:02" (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 [2019-09-20 17:24:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:24:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:24:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 17:24:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 17:24:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-09-20 17:24:02,253 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-09-20 17:24:02,253 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-09-20 17:24:02,253 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-09-20 17:24:02,254 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-09-20 17:24:02,255 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-09-20 17:24:02,255 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-09-20 17:24:02,256 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 17:24:02,256 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:24:02,256 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-20 17:24:02,256 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-09-20 17:24:02,256 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-09-20 17:24:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-09-20 17:24:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-09-20 17:24:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 17:24:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 17:24:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 17:24:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 17:24:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 17:24:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-09-20 17:24:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-09-20 17:24:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-09-20 17:24:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:24:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 17:24:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:24:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 17:24:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 17:24:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-09-20 17:24:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-09-20 17:24:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-09-20 17:24:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-09-20 17:24:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-09-20 17:24:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-09-20 17:24:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-20 17:24:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-09-20 17:24:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-09-20 17:24:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-09-20 17:24:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-09-20 17:24:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 17:24:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 17:24:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 17:24:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-09-20 17:24:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-09-20 17:24:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-09-20 17:24:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 17:24:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 17:24:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 17:24:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-09-20 17:24:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 17:24:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:24:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 17:24:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:24:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:24:02,492 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:02,624 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 17:24:02,624 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 17:24:02,640 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:02,651 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 17:24:02,651 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 17:24:02,660 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:02,888 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-09-20 17:24:02,889 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-09-20 17:24:02,891 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:02,969 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2019-09-20 17:24:02,969 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2019-09-20 17:24:02,984 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:03,021 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 17:24:03,022 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 17:24:03,126 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:03,136 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 17:24:03,137 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 17:24:03,137 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:03,149 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 17:24:03,150 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 17:24:03,150 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:03,166 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 17:24:03,167 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 17:24:03,217 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:03,259 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-20 17:24:03,260 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-20 17:24:03,307 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:03,313 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 17:24:03,314 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 17:24:03,314 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:03,337 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 17:24:03,338 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 17:24:03,338 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 17:24:03,349 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 17:24:03,350 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 17:24:03,656 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:24:03,657 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 17:24:03,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:24:03 BoogieIcfgContainer [2019-09-20 17:24:03,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:24:03,659 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:24:03,659 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:24:03,660 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:24:03,661 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:24:03" (1/1) ... [2019-09-20 17:24:03,661 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 17:24:03,686 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:24:03,686 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:24:03,697 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:24:03,706 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:24:03,708 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:24:04,153 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 17:24:04,527 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 64 [2019-09-20 17:24:04,560 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-20 17:24:04,956 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 45 [2019-09-20 17:24:05,633 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2019-09-20 17:24:05,940 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-09-20 17:24:06,152 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2019-09-20 17:24:06,479 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-09-20 17:24:06,663 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 54 [2019-09-20 17:24:06,869 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 54 [2019-09-20 17:24:07,051 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 17:24:07,223 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 17:24:07,623 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 81 [2019-09-20 17:24:07,855 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 17:24:08,097 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 17:24:08,588 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2019-09-20 17:24:08,812 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:24:09,063 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:24:09,594 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2019-09-20 17:24:09,896 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 54 [2019-09-20 17:24:10,641 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-20 17:24:11,193 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 89 [2019-09-20 17:24:11,370 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 17:24:11,805 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 91 [2019-09-20 17:24:12,235 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 98 [2019-09-20 17:24:12,458 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 17:24:12,876 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-09-20 17:24:13,042 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 17:24:13,213 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 17:24:13,420 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 17:24:15,315 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 203 DAG size of output: 159 [2019-09-20 17:24:15,640 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 17:24:16,076 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-20 17:24:16,947 WARN L191 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 163 [2019-09-20 17:24:18,735 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 203 DAG size of output: 159 [2019-09-20 17:24:19,027 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 17:24:19,340 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-20 17:24:20,245 WARN L191 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 163 [2019-09-20 17:24:21,879 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-09-20 17:24:22,693 WARN L191 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-09-20 17:24:23,025 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-20 17:24:24,794 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 207 DAG size of output: 168 [2019-09-20 17:24:32,334 WARN L191 SmtUtils]: Spent 6.82 s on a formula simplification. DAG size of input: 185 DAG size of output: 175 [2019-09-20 17:24:35,638 WARN L191 SmtUtils]: Spent 3.30 s on a formula simplification that was a NOOP. DAG size: 175 [2019-09-20 17:24:39,883 WARN L191 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 173 DAG size of output: 167 [2019-09-20 17:24:41,677 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 167