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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 23:17:57,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:17:57,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:17:57,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:17:57,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:17:57,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:17:57,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:17:57,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:17:57,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:17:57,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:17:57,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:17:57,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:17:57,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:17:57,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:17:57,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:17:57,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:17:57,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:17:57,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:17:57,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:17:57,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:17:57,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:17:57,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:17:57,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:17:57,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:17:57,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:17:57,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:17:57,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:17:57,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:17:57,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:17:57,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:17:57,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:17:57,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:17:57,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:17:57,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:17:57,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:17:57,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:17:57,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:17:57,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:17:57,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:17:57,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:17:57,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:17:57,724 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 23:17:57,745 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:17:57,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:17:57,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:17:57,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:17:57,748 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:17:57,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:17:57,749 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:17:57,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:17:57,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:17:57,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:17:57,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:17:57,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:17:57,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:17:57,751 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:17:57,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:17:57,752 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:17:57,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:17:57,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:17:57,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:17:57,752 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:17:57,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:17:57,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:17:57,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:17:57,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:17:57,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:17:57,754 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:17:57,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:17:57,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:17:57,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:17:57,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:17:57,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:17:57,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:17:57,817 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:17:57,817 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:17:57,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c [2019-09-20 23:17:57,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07e4e261/8552fa8b53bd4edc9ffd9ea8825d7511/FLAGae08d77c2 [2019-09-20 23:17:58,411 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:17:58,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c [2019-09-20 23:17:58,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07e4e261/8552fa8b53bd4edc9ffd9ea8825d7511/FLAGae08d77c2 [2019-09-20 23:17:58,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07e4e261/8552fa8b53bd4edc9ffd9ea8825d7511 [2019-09-20 23:17:58,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:17:58,721 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:17:58,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:17:58,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:17:58,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:17:58,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:17:58" (1/1) ... [2019-09-20 23:17:58,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@341fa782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:58, skipping insertion in model container [2019-09-20 23:17:58,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:17:58" (1/1) ... [2019-09-20 23:17:58,737 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:17:58,815 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:17:59,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:17:59,330 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:17:59,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:17:59,486 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:17:59,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:59 WrapperNode [2019-09-20 23:17:59,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:17:59,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:17:59,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:17:59,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:17:59,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:59" (1/1) ... [2019-09-20 23:17:59,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:59" (1/1) ... [2019-09-20 23:17:59,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:59" (1/1) ... [2019-09-20 23:17:59,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:59" (1/1) ... [2019-09-20 23:17:59,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:59" (1/1) ... [2019-09-20 23:17:59,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:59" (1/1) ... [2019-09-20 23:17:59,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:59" (1/1) ... [2019-09-20 23:17:59,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:17:59,618 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:17:59,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:17:59,618 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:17:59,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:59" (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 23:17:59,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:17:59,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:17:59,693 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 23:17:59,693 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-09-20 23:17:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-09-20 23:17:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-09-20 23:17:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-09-20 23:17:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-09-20 23:17:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-09-20 23:17:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-09-20 23:17:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 23:17:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:17:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-20 23:17:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-09-20 23:17:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-09-20 23:17:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-09-20 23:17:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-09-20 23:17:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 23:17:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 23:17:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 23:17:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 23:17:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 23:17:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-09-20 23:17:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-09-20 23:17:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-09-20 23:17:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2019-09-20 23:17:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2019-09-20 23:17:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2019-09-20 23:17:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2019-09-20 23:17:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 23:17:59,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:17:59,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 23:17:59,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:17:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 23:17:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 23:17:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-09-20 23:17:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-09-20 23:17:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-09-20 23:17:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-09-20 23:17:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-09-20 23:17:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-09-20 23:17:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-20 23:17:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-09-20 23:17:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-09-20 23:17:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-09-20 23:17:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-09-20 23:17:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 23:17:59,705 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 23:17:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 23:17:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-09-20 23:17:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-09-20 23:17:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-09-20 23:17:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2019-09-20 23:17:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2019-09-20 23:17:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2019-09-20 23:17:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2019-09-20 23:17:59,708 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 23:17:59,708 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 23:17:59,708 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 23:17:59,708 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-09-20 23:17:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 23:17:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:17:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 23:17:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:17:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:18:00,072 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:00,137 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 23:18:00,138 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 23:18:00,164 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:00,232 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 23:18:00,232 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 23:18:00,260 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:00,475 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-09-20 23:18:00,476 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-09-20 23:18:00,479 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:00,578 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2019-09-20 23:18:00,578 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2019-09-20 23:18:00,596 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:00,625 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 23:18:00,626 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 23:18:00,720 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:00,732 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 23:18:00,733 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 23:18:00,733 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:00,771 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 23:18:00,771 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 23:18:00,772 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:00,782 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 23:18:00,782 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 23:18:00,825 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:00,855 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-20 23:18:00,855 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-20 23:18:00,858 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:00,983 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2019-09-20 23:18:00,984 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2019-09-20 23:18:01,041 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:01,047 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 23:18:01,047 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 23:18:01,048 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:01,065 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 23:18:01,066 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 23:18:01,066 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:01,071 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 23:18:01,071 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 23:18:01,483 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:18:01,484 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 23:18:01,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:18:01 BoogieIcfgContainer [2019-09-20 23:18:01,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:18:01,486 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:18:01,486 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:18:01,486 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:18:01,488 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:18:01" (1/1) ... [2019-09-20 23:18:01,488 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-20 23:18:01,518 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:18:01,518 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:18:01,534 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:18:01,543 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:18:01,544 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:18:01,806 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 104 for LOIs [2019-09-20 23:18:03,666 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 153 DAG size of output: 147 [2019-09-20 23:18:04,431 WARN L191 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-09-20 23:18:04,695 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2019-09-20 23:18:07,444 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 180 DAG size of output: 179 [2019-09-20 23:18:08,739 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 179 [2019-09-20 23:18:11,145 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 176 DAG size of output: 169 [2019-09-20 23:18:12,305 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 23:18:14,756 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 177 DAG size of output: 170 [2019-09-20 23:18:15,916 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-20 23:18:17,064 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 23:18:18,207 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 23:18:18,590 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2019-09-20 23:18:18,878 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2019-09-20 23:18:19,321 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2019-09-20 23:18:19,435 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 23:18:19,634 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 23:18:21,717 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 202 [2019-09-20 23:18:23,758 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 202 [2019-09-20 23:18:26,290 WARN L191 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 201 DAG size of output: 194 [2019-09-20 23:18:27,467 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 194 [2019-09-20 23:18:29,829 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 176 DAG size of output: 172 [2019-09-20 23:18:30,961 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 172 [2019-09-20 23:18:33,291 WARN L191 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 176 DAG size of output: 172 [2019-09-20 23:18:34,409 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 172 [2019-09-20 23:18:36,740 WARN L191 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 176 DAG size of output: 172 [2019-09-20 23:18:37,865 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 172 [2019-09-20 23:18:40,178 WARN L191 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 176 DAG size of output: 172 [2019-09-20 23:18:41,310 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 172