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_DDA -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 09:36:19,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 09:36:19,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 09:36:19,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 09:36:19,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 09:36:19,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 09:36:19,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 09:36:19,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 09:36:19,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 09:36:19,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 09:36:19,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 09:36:19,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 09:36:19,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 09:36:19,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 09:36:19,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 09:36:19,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 09:36:19,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 09:36:20,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 09:36:20,005 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 09:36:20,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 09:36:20,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 09:36:20,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 09:36:20,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 09:36:20,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 09:36:20,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 09:36:20,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 09:36:20,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 09:36:20,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 09:36:20,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 09:36:20,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 09:36:20,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 09:36:20,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 09:36:20,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 09:36:20,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 09:36:20,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 09:36:20,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 09:36:20,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 09:36:20,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 09:36:20,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 09:36:20,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 09:36:20,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 09:36:20,042 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 [2019-09-17 09:36:20,069 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 09:36:20,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 09:36:20,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 09:36:20,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 09:36:20,073 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 09:36:20,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 09:36:20,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 09:36:20,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 09:36:20,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 09:36:20,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 09:36:20,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 09:36:20,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 09:36:20,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 09:36:20,076 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 09:36:20,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 09:36:20,077 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 09:36:20,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 09:36:20,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 09:36:20,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 09:36:20,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 09:36:20,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 09:36:20,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 09:36:20,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 09:36:20,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 09:36:20,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 09:36:20,079 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 09:36:20,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 09:36:20,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 09:36:20,079 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_DDA [2019-09-17 09:36:20,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 09:36:20,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 09:36:20,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 09:36:20,168 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 09:36:20,171 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 09:36:20,171 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-09-17 09:36:20,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d409ab747/dc6386b78f874c4c9434443d63f92570/FLAG70eae1f08 [2019-09-17 09:36:20,763 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 09:36:20,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-09-17 09:36:20,779 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d409ab747/dc6386b78f874c4c9434443d63f92570/FLAG70eae1f08 [2019-09-17 09:36:21,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d409ab747/dc6386b78f874c4c9434443d63f92570 [2019-09-17 09:36:21,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 09:36:21,063 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 09:36:21,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 09:36:21,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 09:36:21,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 09:36:21,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 09:36:21" (1/1) ... [2019-09-17 09:36:21,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@758a7430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:36:21, skipping insertion in model container [2019-09-17 09:36:21,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 09:36:21" (1/1) ... [2019-09-17 09:36:21,079 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 09:36:21,153 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 09:36:21,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 09:36:21,631 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 09:36:21,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 09:36:21,778 INFO L192 MainTranslator]: Completed translation [2019-09-17 09:36:21,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:36:21 WrapperNode [2019-09-17 09:36:21,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 09:36:21,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 09:36:21,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 09:36:21,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 09:36:21,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:36:21" (1/1) ... [2019-09-17 09:36:21,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:36:21" (1/1) ... [2019-09-17 09:36:21,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:36:21" (1/1) ... [2019-09-17 09:36:21,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:36:21" (1/1) ... [2019-09-17 09:36:21,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:36:21" (1/1) ... [2019-09-17 09:36:21,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:36:21" (1/1) ... [2019-09-17 09:36:21,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:36:21" (1/1) ... [2019-09-17 09:36:21,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 09:36:21,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 09:36:21,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 09:36:21,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 09:36:21,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:36:21" (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 [2019-09-17 09:36:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 09:36:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 09:36:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-17 09:36:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-17 09:36:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-09-17 09:36:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-09-17 09:36:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-09-17 09:36:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-09-17 09:36:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-09-17 09:36:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-09-17 09:36:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-09-17 09:36:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-17 09:36:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 09:36:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-17 09:36:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-09-17 09:36:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-09-17 09:36:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-09-17 09:36:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-09-17 09:36:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-17 09:36:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-17 09:36:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-17 09:36:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-17 09:36:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-17 09:36:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-09-17 09:36:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-09-17 09:36:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-09-17 09:36:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 09:36:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-17 09:36:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 09:36:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-17 09:36:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-17 09:36:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-09-17 09:36:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-09-17 09:36:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-09-17 09:36:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-09-17 09:36:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-09-17 09:36:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-09-17 09:36:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-17 09:36:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-09-17 09:36:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-09-17 09:36:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-09-17 09:36:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-09-17 09:36:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-17 09:36:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-17 09:36:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-17 09:36:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-09-17 09:36:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-09-17 09:36:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-09-17 09:36:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-17 09:36:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-17 09:36:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-17 09:36:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-09-17 09:36:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-17 09:36:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 09:36:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-17 09:36:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 09:36:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 09:36:22,271 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:22,350 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-17 09:36:22,350 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-17 09:36:22,359 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:22,369 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-17 09:36:22,369 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-17 09:36:22,376 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:22,625 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-09-17 09:36:22,625 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-09-17 09:36:22,629 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:22,743 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2019-09-17 09:36:22,744 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2019-09-17 09:36:22,759 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:22,778 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-17 09:36:22,778 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-17 09:36:22,882 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:22,899 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-17 09:36:22,900 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-17 09:36:22,900 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:22,914 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-17 09:36:22,915 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-17 09:36:22,915 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:22,933 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-17 09:36:22,933 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-17 09:36:22,975 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:23,009 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-17 09:36:23,010 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-17 09:36:23,043 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:23,053 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-17 09:36:23,054 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-17 09:36:23,054 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:23,063 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-17 09:36:23,063 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-17 09:36:23,064 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 09:36:23,071 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-17 09:36:23,071 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-17 09:36:23,434 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 09:36:23,434 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-17 09:36:23,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 09:36:23 BoogieIcfgContainer [2019-09-17 09:36:23,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 09:36:23,436 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 09:36:23,437 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 09:36:23,437 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 09:36:23,438 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 09:36:23" (1/1) ... [2019-09-17 09:36:23,439 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 09:36:23,472 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 09:36:23,472 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 09:36:23,489 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 09:36:23,501 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 09:36:23,503 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 09:36:23,863 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-17 09:36:23,883 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 130 for LOIs [2019-09-17 09:36:24,090 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-17 09:36:25,640 WARN L191 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2019-09-17 09:36:26,483 WARN L191 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2019-09-17 09:36:27,348 WARN L191 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 09:36:27,764 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 09:36:28,085 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 09:36:28,983 WARN L191 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2019-09-17 09:36:29,851 WARN L191 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2019-09-17 09:36:30,682 WARN L191 SmtUtils]: Spent 826.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 09:36:31,506 WARN L191 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2019-09-17 09:36:32,372 WARN L191 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2019-09-17 09:36:33,185 WARN L191 SmtUtils]: Spent 808.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 09:36:33,767 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-17 09:36:34,618 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2019-09-17 09:36:35,490 WARN L191 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2019-09-17 09:36:36,288 WARN L191 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2019-09-17 09:36:37,102 WARN L191 SmtUtils]: Spent 808.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 09:36:38,015 WARN L191 SmtUtils]: Spent 862.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-17 09:36:38,322 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 09:36:38,651 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 09:36:38,999 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 09:36:39,335 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 09:36:39,686 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 09:36:40,644 WARN L191 SmtUtils]: Spent 942.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-17 09:36:40,959 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 09:36:41,277 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 09:36:42,078 WARN L191 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2019-09-17 09:36:42,898 WARN L191 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 140 [2019-09-17 09:36:43,840 WARN L191 SmtUtils]: Spent 929.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-17 09:36:44,155 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 09:36:44,938 WARN L191 SmtUtils]: Spent 774.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 09:36:45,738 WARN L191 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 09:36:46,102 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 09:36:46,360 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 09:36:46,633 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 09:36:46,904 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 09:36:47,165 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 09:36:47,974 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-17 09:36:48,197 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 09:36:48,496 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 09:36:48,618 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-17 09:36:49,147 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-17 09:36:49,561 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2019-09-17 09:36:49,931 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2019-09-17 09:36:50,318 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2019-09-17 09:36:50,536 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 09:36:50,782 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 73 [2019-09-17 09:36:51,068 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 09:36:51,333 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 09:36:51,607 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 09:36:51,868 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 09:36:52,303 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-17 09:36:52,732 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-17 09:36:53,186 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-17 09:36:53,624 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-17 09:36:53,851 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-17 09:36:54,112 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 73 [2019-09-17 09:36:54,431 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-17 09:36:54,819 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-17 09:36:55,096 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-17 09:36:55,609 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-17 09:36:56,061 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-17 09:36:56,515 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-17 09:36:56,974 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-17 09:36:57,443 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-17 09:36:57,914 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-17 09:36:59,319 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 175 [2019-09-17 09:36:59,832 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-09-17 09:37:00,394 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-17 09:37:00,838 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-17 09:37:02,207 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 175 [2019-09-17 09:37:02,677 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-09-17 09:37:02,939 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 63 [2019-09-17 09:37:03,390 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-17 09:37:03,835 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-17 09:37:05,227 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 175 [2019-09-17 09:37:05,699 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-09-17 09:37:05,953 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 63 [2019-09-17 09:37:05,957 INFO L199 IcfgInterpreter]: Interpreting procedure FloppyPnp with input of size 104 for LOIs [2019-09-17 09:37:06,508 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:07,044 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:07,569 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:08,096 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:08,618 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:09,142 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:09,670 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:10,209 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:10,753 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-09-17 09:37:11,057 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 63 [2019-09-17 09:37:11,613 WARN L191 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-09-17 09:37:12,149 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-17 09:37:12,419 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2019-09-17 09:37:12,873 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-17 09:37:14,635 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 204 [2019-09-17 09:37:14,792 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-17 09:37:16,745 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 205 [2019-09-17 09:37:17,209 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 93 [2019-09-17 09:37:18,975 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 202 [2019-09-17 09:37:19,443 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 93 [2019-09-17 09:37:19,692 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 63 [2019-09-17 09:37:20,234 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:20,763 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:21,282 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:21,819 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:22,331 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:22,853 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:23,377 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:23,902 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:24,433 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:24,960 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-17 09:37:25,593 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2019-09-17 09:37:26,192 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2019-09-17 09:37:26,840 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2019-09-17 09:37:27,457 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2019-09-17 09:37:29,356 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 228 [2019-09-17 09:37:29,493 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-17 09:37:30,110 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2019-09-17 09:37:30,728 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2019-09-17 09:37:31,263 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-17 09:37:31,921 WARN L191 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2019-09-17 09:37:32,406 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-17 09:37:32,954 WARN L191 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2019-09-17 09:37:33,111 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-17 09:37:33,372 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 63 [2019-09-17 09:37:33,713 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 63 [2019-09-17 09:37:33,714 INFO L199 IcfgInterpreter]: Interpreting procedure FloppyStartDevice with input of size 100 for LOIs [2019-09-17 09:37:34,564 WARN L191 SmtUtils]: Spent 800.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-09-17 09:37:35,352 WARN L191 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-09-17 09:37:37,719 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification that was a NOOP. DAG size: 258 [2019-09-17 09:37:38,653 WARN L191 SmtUtils]: Spent 829.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2019-09-17 09:37:39,475 WARN L191 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2019-09-17 09:37:40,290 WARN L191 SmtUtils]: Spent 774.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-09-17 09:37:41,072 WARN L191 SmtUtils]: Spent 780.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-09-17 09:37:43,399 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 258 [2019-09-17 09:37:44,225 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-09-17 09:37:45,014 WARN L191 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-09-17 09:37:47,332 WARN L191 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 258 [2019-09-17 09:37:48,024 WARN L191 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2019-09-17 09:37:48,832 WARN L191 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2019-09-17 09:37:49,619 WARN L191 SmtUtils]: Spent 780.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-09-17 09:37:50,394 WARN L191 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-09-17 09:37:52,725 WARN L191 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 258 [2019-09-17 09:37:53,402 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2019-09-17 09:37:53,574 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-17 09:37:53,737 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-17 09:37:56,204 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 265 [2019-09-17 09:37:57,045 WARN L191 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2019-09-17 09:37:57,892 WARN L191 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2019-09-17 09:37:58,752 WARN L191 SmtUtils]: Spent 857.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2019-09-17 09:38:01,219 WARN L191 SmtUtils]: Spent 2.44 s on a formula simplification that was a NOOP. DAG size: 265 [2019-09-17 09:38:02,060 WARN L191 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2019-09-17 09:38:02,870 WARN L191 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2019-09-17 09:38:05,319 WARN L191 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 265 [2019-09-17 09:38:06,173 WARN L191 SmtUtils]: Spent 833.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2019-09-17 09:38:08,552 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification that was a NOOP. DAG size: 257 [2019-09-17 09:38:10,849 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 257 [2019-09-17 09:38:11,692 WARN L191 SmtUtils]: Spent 834.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2019-09-17 09:38:12,440 WARN L191 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-09-17 09:38:12,811 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-17 09:38:12,899 INFO L199 IcfgInterpreter]: Interpreting procedure FlFdcDeviceIo with input of size 107 for LOIs [2019-09-17 09:38:13,420 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-17 09:38:13,857 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-17 09:38:13,858 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 113 for LOIs [2019-09-17 09:38:14,119 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-17 09:38:14,314 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-17 09:38:14,586 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 63 [2019-09-17 09:38:14,586 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 102 for LOIs [2019-09-17 09:38:14,678 INFO L199 IcfgInterpreter]: Interpreting procedure FlQueueIrpToThread with input of size 102 for LOIs [2019-09-17 09:38:14,800 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 95 for LOIs [2019-09-17 09:38:14,879 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 114 for LOIs [2019-09-17 09:38:15,529 WARN L191 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 112 [2019-09-17 09:38:15,790 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 63 [2019-09-17 09:38:15,791 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 63 for LOIs [2019-09-17 09:38:15,880 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 09:38:15,880 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 09:38:15,883 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1365#(and (<= 1 ~NP~0) (<= ~Suspended~0 0) (<= 5 ~MPR1~0) (<= ~MOUNTDEV_MOUNTED_DEVICE_GUID~0 0) (<= ~FlConfigCallBack~0 0) (<= 0 ~DiskController~0) (<= 0 ~Suspended~0) (<= 0 ~UNLOADED~0) (<= ~IPC~0 7) (<= 0 ~MaximumInterfaceType~0) (<= ~NP~0 1) (<= 0 ~KernelMode~0) (<= ~MPR3~0 6) (<= ~Executive~0 0) (<= ~MPR1~0 5) (<= 6 ~MPR3~0) (<= ~FloppyThread~0 0) (<= ~FloppyDiskPeripheral~0 0) (<= 0 ~PagingMutex~0) (<= 0 ~MOUNTDEV_MOUNTED_DEVICE_GUID~0) (<= ~DC~0 2) (<= ~PagingMutex~0 0) (<= 0 ~FloppyDiskPeripheral~0) (<= ~DiskController~0 0) (<= 7 ~IPC~0) (<= ~KernelMode~0 0) (<= 0 ~FlConfigCallBack~0) (<= 0 ~FloppyThread~0) (<= 2 ~DC~0) (<= 0 ~Executive~0) (<= 4 ~SKIP2~0) (<= 3 ~SKIP1~0) (<= ~SKIP1~0 3) (<= ~UNLOADED~0 0) (<= ~MaximumInterfaceType~0 0) (<= ~SKIP2~0 4)) [2019-09-17 09:38:15,904 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 09:38:15,904 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 09:38:15,906 INFO L168 Benchmark]: Toolchain (without parser) took 114843.38 ms. Allocated memory was 138.9 MB in the beginning and 478.2 MB in the end (delta: 339.2 MB). Free memory was 86.3 MB in the beginning and 133.1 MB in the end (delta: -46.9 MB). Peak memory consumption was 292.3 MB. Max. memory is 7.1 GB. [2019-09-17 09:38:15,907 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 138.9 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 09:38:15,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.99 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 86.0 MB in the beginning and 164.9 MB in the end (delta: -78.8 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-17 09:38:15,919 INFO L168 Benchmark]: Boogie Preprocessor took 81.50 ms. Allocated memory is still 198.7 MB. Free memory was 164.9 MB in the beginning and 161.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-17 09:38:15,920 INFO L168 Benchmark]: RCFGBuilder took 1574.25 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 161.1 MB in the beginning and 151.0 MB in the end (delta: 10.1 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. [2019-09-17 09:38:15,921 INFO L168 Benchmark]: Sifa took 112468.16 ms. Allocated memory was 220.7 MB in the beginning and 478.2 MB in the end (delta: 257.4 MB). Free memory was 151.0 MB in the beginning and 133.1 MB in the end (delta: 17.8 MB). Peak memory consumption was 275.3 MB. Max. memory is 7.1 GB. [2019-09-17 09:38:15,923 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 138.9 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 715.99 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 86.0 MB in the beginning and 164.9 MB in the end (delta: -78.8 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.50 ms. Allocated memory is still 198.7 MB. Free memory was 164.9 MB in the beginning and 161.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1574.25 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 161.1 MB in the beginning and 151.0 MB in the end (delta: 10.1 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. * Sifa took 112468.16 ms. Allocated memory was 220.7 MB in the beginning and 478.2 MB in the end (delta: 257.4 MB). Free memory was 151.0 MB in the beginning and 133.1 MB in the end (delta: 17.8 MB). Peak memory consumption was 275.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 112412, ICFG_INTERPRETER_ENTERED_PROCEDURES: 11, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 974, DAG_INTERPRETER_EARLY_EXITS: 20, TOOLS_POST_APPLICATIONS: 744, TOOLS_POST_TIME[ms]: 460, TOOLS_POST_CALL_APPLICATIONS: 217, TOOLS_POST_CALL_TIME[ms]: 1101, TOOLS_POST_RETURN_APPLICATIONS: 176, TOOLS_POST_RETURN_TIME[ms]: 213, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1116, TOOLS_QUANTIFIERELIM_TIME[ms]: 1373, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 138, FLUID_QUERY_TIME[ms]: 37, FLUID_QUERIES: 986, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 220, DOMAIN_JOIN_TIME[ms]: 109719, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 28, DOMAIN_ISSUBSETEQ_APPLICATIONS: 12, DOMAIN_ISSUBSETEQ_TIME[ms]: 58, DOMAIN_ISBOTTOM_APPLICATIONS: 166, DOMAIN_ISBOTTOM_TIME[ms]: 485, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 13680, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13679, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 12, CALL_SUMMARIZER_APPLICATIONS: 176, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31371, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31369, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 12, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 128, DAG_COMPRESSION_PROCESSED_NODES: 4095, DAG_COMPRESSION_RETAINED_NODES: 1101 - UnprovableResult [Line: 64]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1365#(and (<= 1 ~NP~0) (<= ~Suspended~0 0) (<= 5 ~MPR1~0) (<= ~MOUNTDEV_MOUNTED_DEVICE_GUID~0 0) (<= ~FlConfigCallBack~0 0) (<= 0 ~DiskController~0) (<= 0 ~Suspended~0) (<= 0 ~UNLOADED~0) (<= ~IPC~0 7) (<= 0 ~MaximumInterfaceType~0) (<= ~NP~0 1) (<= 0 ~KernelMode~0) (<= ~MPR3~0 6) (<= ~Executive~0 0) (<= ~MPR1~0 5) (<= 6 ~MPR3~0) (<= ~FloppyThread~0 0) (<= ~FloppyDiskPeripheral~0 0) (<= 0 ~PagingMutex~0) (<= 0 ~MOUNTDEV_MOUNTED_DEVICE_GUID~0) (<= ~DC~0 2) (<= ~PagingMutex~0 0) (<= 0 ~FloppyDiskPeripheral~0) (<= ~DiskController~0 0) (<= 7 ~IPC~0) (<= ~KernelMode~0 0) (<= 0 ~FlConfigCallBack~0) (<= 0 ~FloppyThread~0) (<= 2 ~DC~0) (<= 0 ~Executive~0) (<= 4 ~SKIP2~0) (<= 3 ~SKIP1~0) (<= ~SKIP1~0 3) (<= ~UNLOADED~0 0) (<= ~MaximumInterfaceType~0 0) (<= ~SKIP2~0 4)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...