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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --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 18:26:13,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:26:13,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:26:13,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:26:13,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:26:13,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:26:13,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:26:13,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:26:13,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:26:13,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:26:13,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:26:13,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:26:13,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:26:13,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:26:13,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:26:13,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:26:13,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:26:13,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:26:13,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:26:13,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:26:13,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:26:13,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:26:13,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:26:13,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:26:13,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:26:13,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:26:13,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:26:13,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:26:13,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:26:13,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:26:13,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:26:13,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:26:13,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:26:13,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:26:13,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:26:13,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:26:13,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:26:13,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:26:13,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:26:13,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:26:13,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:26:13,185 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 18:26:13,199 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:26:13,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:26:13,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:26:13,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:26:13,201 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:26:13,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:26:13,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:26:13,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:26:13,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:26:13,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:26:13,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:26:13,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:26:13,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:26:13,203 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:26:13,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:26:13,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:26:13,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:26:13,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:26:13,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:26:13,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:26:13,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:26:13,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:26:13,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:26:13,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:26:13,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:26:13,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:26:13,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:26:13,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:26:13,206 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 -> SequenceOfStatements 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 18:26:13,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:26:13,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:26:13,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:26:13,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:26:13,256 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:26:13,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c [2019-09-20 18:26:13,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fd33751c/e3157b3fdb7c40c693ac8a7f3bd91a07/FLAGc94d47c51 [2019-09-20 18:26:13,826 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:26:13,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c [2019-09-20 18:26:13,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fd33751c/e3157b3fdb7c40c693ac8a7f3bd91a07/FLAGc94d47c51 [2019-09-20 18:26:14,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fd33751c/e3157b3fdb7c40c693ac8a7f3bd91a07 [2019-09-20 18:26:14,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:26:14,082 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:26:14,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:26:14,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:26:14,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:26:14,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:26:14" (1/1) ... [2019-09-20 18:26:14,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a67fb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:14, skipping insertion in model container [2019-09-20 18:26:14,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:26:14" (1/1) ... [2019-09-20 18:26:14,097 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:26:14,171 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:26:14,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:26:14,694 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:26:14,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:26:14,817 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:26:14,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:14 WrapperNode [2019-09-20 18:26:14,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:26:14,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:26:14,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:26:14,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:26:14,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:14" (1/1) ... [2019-09-20 18:26:14,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:14" (1/1) ... [2019-09-20 18:26:14,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:14" (1/1) ... [2019-09-20 18:26:14,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:14" (1/1) ... [2019-09-20 18:26:14,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:14" (1/1) ... [2019-09-20 18:26:14,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:14" (1/1) ... [2019-09-20 18:26:14,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:14" (1/1) ... [2019-09-20 18:26:14,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:26:14,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:26:14,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:26:14,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:26:14,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:26:14" (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 18:26:15,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:26:15,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:26:15,042 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 18:26:15,043 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-09-20 18:26:15,043 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-09-20 18:26:15,044 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-09-20 18:26:15,044 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-09-20 18:26:15,045 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-09-20 18:26:15,045 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-09-20 18:26:15,045 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-09-20 18:26:15,045 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 18:26:15,046 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:26:15,046 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-20 18:26:15,047 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-09-20 18:26:15,047 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-09-20 18:26:15,047 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-09-20 18:26:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-09-20 18:26:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 18:26:15,049 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 18:26:15,050 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 18:26:15,050 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 18:26:15,050 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 18:26:15,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-09-20 18:26:15,050 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-09-20 18:26:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-09-20 18:26:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2019-09-20 18:26:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2019-09-20 18:26:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2019-09-20 18:26:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2019-09-20 18:26:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 18:26:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:26:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 18:26:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 18:26:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 18:26:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 18:26:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-09-20 18:26:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-09-20 18:26:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-09-20 18:26:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-09-20 18:26:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-09-20 18:26:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-09-20 18:26:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-20 18:26:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-09-20 18:26:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-09-20 18:26:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-09-20 18:26:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-09-20 18:26:15,055 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 18:26:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 18:26:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 18:26:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-09-20 18:26:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-09-20 18:26:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-09-20 18:26:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2019-09-20 18:26:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2019-09-20 18:26:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2019-09-20 18:26:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2019-09-20 18:26:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 18:26:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 18:26:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 18:26:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-09-20 18:26:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 18:26:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:26:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 18:26:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:26:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:26:15,527 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:15,613 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 18:26:15,613 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 18:26:15,630 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:15,643 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 18:26:15,644 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 18:26:15,650 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:15,905 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-09-20 18:26:15,905 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-09-20 18:26:15,911 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:16,045 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2019-09-20 18:26:16,045 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2019-09-20 18:26:16,065 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:16,084 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 18:26:16,085 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 18:26:16,182 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:16,194 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 18:26:16,195 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 18:26:16,195 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:16,204 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 18:26:16,205 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 18:26:16,205 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:16,219 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 18:26:16,219 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 18:26:16,283 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:16,316 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-20 18:26:16,317 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-20 18:26:16,319 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:16,453 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2019-09-20 18:26:16,454 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2019-09-20 18:26:16,521 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:16,528 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 18:26:16,529 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 18:26:16,529 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:16,546 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 18:26:16,546 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 18:26:16,547 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 18:26:16,557 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 18:26:16,558 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 18:26:16,579 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:26:16,580 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 18:26:16,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:26:16 BoogieIcfgContainer [2019-09-20 18:26:16,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:26:16,584 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:26:16,584 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:26:16,584 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:26:16,585 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:26:16" (1/1) ... [2019-09-20 18:26:16,586 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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 18:26:16,626 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:26:16,627 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:26:16,649 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:26:16,662 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:26:16,664 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:26:16,951 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 104 for LOIs [2019-09-20 18:26:18,589 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:19,260 WARN L191 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:20,626 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:21,281 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:22,561 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:23,196 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:24,515 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:25,179 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:26,479 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:27,119 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:28,417 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:29,075 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:30,398 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:31,030 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:32,358 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:33,010 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:34,308 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:34,946 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:36,267 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:36,902 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:38,202 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:38,831 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:40,106 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:40,734 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:42,038 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:42,659 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:43,949 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 139 DAG size of output: 138 [2019-09-20 18:26:44,572 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 18:26:44,965 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 68 [2019-09-20 18:26:45,339 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 68 [2019-09-20 18:26:45,695 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 68 [2019-09-20 18:26:46,051 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 68 [2019-09-20 18:26:46,412 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 68 [2019-09-20 18:26:46,766 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 68 [2019-09-20 18:26:47,118 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 68 [2019-09-20 18:26:47,470 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 68 [2019-09-20 18:26:48,167 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 73 [2019-09-20 18:26:48,430 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 18:26:48,983 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2019-09-20 18:26:49,241 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 18:26:49,777 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2019-09-20 18:26:50,034 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 18:26:50,271 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-20 18:26:50,426 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-20 18:26:50,657 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-20 18:26:50,923 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-20 18:26:51,183 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-20 18:26:51,380 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-09-20 18:26:51,524 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-09-20 18:26:51,707 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 18:26:51,857 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 18:26:52,031 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 18:26:52,185 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 18:26:52,469 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2019-09-20 18:26:52,606 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 18:26:52,912 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-09-20 18:26:53,085 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 18:26:53,379 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-09-20 18:26:53,531 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 18:26:54,285 WARN L191 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 85 [2019-09-20 18:26:54,596 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 18:26:54,889 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 18:26:55,816 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-20 18:26:55,917 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 18:26:56,019 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 18:26:56,121 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 18:26:56,933 WARN L191 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 18:26:57,342 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 18:26:57,610 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 73