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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:10:26,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:10:26,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:10:26,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:10:26,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:10:26,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:10:26,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:10:26,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:10:26,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:10:26,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:10:26,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:10:26,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:10:26,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:10:26,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:10:26,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:10:26,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:10:26,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:10:26,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:10:26,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:10:26,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:10:26,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:10:26,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:10:26,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:10:26,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:10:26,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:10:26,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:10:26,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:10:26,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:10:26,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:10:26,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:10:26,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:10:26,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:10:26,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:10:26,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:10:26,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:10:26,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:10:26,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:10:26,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:10:26,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:10:26,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:10:26,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:10:26,913 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 [2019-09-21 09:10:26,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:10:26,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:10:26,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:10:26,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:10:26,941 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:10:26,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:10:26,942 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:10:26,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:10:26,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:10:26,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:10:26,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:10:26,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:10:26,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:10:26,944 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:10:26,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:10:26,945 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:10:26,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:10:26,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:10:26,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:10:26,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:10:26,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:10:26,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:10:26,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:10:26,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:10:26,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:10:26,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:10:26,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:10:26,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:10:26,949 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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_QUICK [2019-09-21 09:10:27,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:10:27,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:10:27,025 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:10:27,027 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:10:27,027 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:10:27,028 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c [2019-09-21 09:10:27,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f97859a/8af90a6d66b847a798a512dac0a7b8cb/FLAG30d0d921d [2019-09-21 09:10:27,733 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:10:27,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c [2019-09-21 09:10:27,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f97859a/8af90a6d66b847a798a512dac0a7b8cb/FLAG30d0d921d [2019-09-21 09:10:27,957 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24f97859a/8af90a6d66b847a798a512dac0a7b8cb [2019-09-21 09:10:27,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:10:27,967 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:10:27,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:10:27,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:10:27,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:10:27,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:10:27" (1/1) ... [2019-09-21 09:10:27,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f979914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:27, skipping insertion in model container [2019-09-21 09:10:27,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:10:27" (1/1) ... [2019-09-21 09:10:27,982 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:10:28,036 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:10:28,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:10:28,534 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:10:28,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:10:28,733 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:10:28,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:28 WrapperNode [2019-09-21 09:10:28,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:10:28,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:10:28,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:10:28,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:10:28,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:28" (1/1) ... [2019-09-21 09:10:28,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:28" (1/1) ... [2019-09-21 09:10:28,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:28" (1/1) ... [2019-09-21 09:10:28,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:28" (1/1) ... [2019-09-21 09:10:28,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:28" (1/1) ... [2019-09-21 09:10:28,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:28" (1/1) ... [2019-09-21 09:10:28,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:28" (1/1) ... [2019-09-21 09:10:28,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:10:28,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:10:28,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:10:28,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:10:28,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:10:28" (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 [2019-09-21 09:10:28,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:10:28,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:10:28,905 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-21 09:10:28,905 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-09-21 09:10:28,905 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-09-21 09:10:28,905 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-09-21 09:10:28,906 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-09-21 09:10:28,906 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-09-21 09:10:28,906 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-09-21 09:10:28,906 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-09-21 09:10:28,906 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-21 09:10:28,906 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:10:28,907 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-21 09:10:28,907 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-09-21 09:10:28,907 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-09-21 09:10:28,907 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-09-21 09:10:28,907 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-09-21 09:10:28,908 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-21 09:10:28,908 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-21 09:10:28,908 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-21 09:10:28,908 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-21 09:10:28,908 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-21 09:10:28,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-09-21 09:10:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-09-21 09:10:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-09-21 09:10:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2019-09-21 09:10:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2019-09-21 09:10:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2019-09-21 09:10:28,909 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2019-09-21 09:10:28,910 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-21 09:10:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:10:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-21 09:10:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:10:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-21 09:10:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-21 09:10:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-09-21 09:10:28,910 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-09-21 09:10:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-09-21 09:10:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-09-21 09:10:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-09-21 09:10:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-09-21 09:10:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-21 09:10:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-09-21 09:10:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-09-21 09:10:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-09-21 09:10:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-09-21 09:10:28,911 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-21 09:10:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-21 09:10:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-21 09:10:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-09-21 09:10:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-09-21 09:10:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-09-21 09:10:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2019-09-21 09:10:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2019-09-21 09:10:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2019-09-21 09:10:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2019-09-21 09:10:28,912 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-21 09:10:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-21 09:10:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-21 09:10:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-09-21 09:10:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-21 09:10:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:10:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-21 09:10:28,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:10:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:10:29,301 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:29,386 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-21 09:10:29,387 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-21 09:10:29,395 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:29,406 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-21 09:10:29,406 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-21 09:10:29,412 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:29,628 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-09-21 09:10:29,629 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-09-21 09:10:29,632 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:29,727 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2019-09-21 09:10:29,727 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2019-09-21 09:10:29,748 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:29,779 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-21 09:10:29,779 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-21 09:10:29,892 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:29,905 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-21 09:10:29,906 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-21 09:10:29,906 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:29,917 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-21 09:10:29,918 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-21 09:10:29,918 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:29,937 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-21 09:10:29,937 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-21 09:10:30,005 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:30,039 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-21 09:10:30,040 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-21 09:10:30,043 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:30,178 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2019-09-21 09:10:30,178 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2019-09-21 09:10:30,246 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:30,252 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-21 09:10:30,252 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-21 09:10:30,253 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:30,273 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-21 09:10:30,274 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-21 09:10:30,274 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:10:30,291 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-21 09:10:30,292 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-21 09:10:30,729 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:10:30,729 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 09:10:30,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:10:30 BoogieIcfgContainer [2019-09-21 09:10:30,731 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:10:30,731 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:10:30,732 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:10:30,732 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:10:30,733 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:10:30" (1/1) ... [2019-09-21 09:10:30,734 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:10:30,777 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:10:30,777 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:10:30,797 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:10:30,810 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:10:30,811 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:10:31,070 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-21 09:10:31,100 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 130 for LOIs [2019-09-21 09:10:36,745 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-09-21 09:10:36,861 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-09-21 09:10:37,553 INFO L199 IcfgInterpreter]: Interpreting procedure FloppyDeviceControl with input of size 100 for LOIs [2019-09-21 09:10:39,348 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2019-09-21 09:10:39,808 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2019-09-21 09:10:43,727 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 30 [2019-09-21 09:11:05,317 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-09-21 09:11:05,962 INFO L199 IcfgInterpreter]: Interpreting procedure FloppyQueueRequest with input of size 96 for LOIs [2019-09-21 09:11:05,982 INFO L199 IcfgInterpreter]: Interpreting procedure FloppyCreateClose with input of size 100 for LOIs [2019-09-21 09:11:06,001 INFO L199 IcfgInterpreter]: Interpreting procedure FloppyPnp with input of size 104 for LOIs