java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:44:05,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:44:05,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:44:05,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:44:05,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:44:05,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:44:05,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:44:05,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:44:05,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:44:05,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:44:05,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:44:05,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:44:05,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:44:05,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:44:05,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:44:05,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:44:05,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:44:05,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:44:05,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:44:05,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:44:05,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:44:05,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:44:05,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:44:05,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:44:05,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:44:05,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:44:05,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:44:05,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:44:05,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:44:05,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:44:05,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:44:05,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:44:05,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:44:05,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:44:05,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:44:05,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:44:05,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:44:05,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:44:05,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:44:05,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:44:05,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:44:05,959 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 15:44:05,973 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:44:05,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:44:05,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:44:05,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:44:05,975 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:44:05,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:44:05,976 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:44:05,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:44:05,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:44:05,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:44:05,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:44:05,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:44:05,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:44:05,977 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:44:05,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:44:05,978 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:44:05,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:44:05,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:44:05,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:44:05,979 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:44:05,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:44:05,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:44:05,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:44:05,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:44:05,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:44:05,980 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:44:05,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:44:05,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:44:05,981 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> 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 [2019-09-20 15:44:06,013 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:44:06,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:44:06,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:44:06,032 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:44:06,032 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:44:06,033 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 15:44:06,098 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8233bdfe2/088571bb05ad4b86b9bc718c26a4f2cc/FLAGe9c8d5a0a [2019-09-20 15:44:06,586 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:44:06,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 15:44:06,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8233bdfe2/088571bb05ad4b86b9bc718c26a4f2cc/FLAGe9c8d5a0a [2019-09-20 15:44:06,911 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8233bdfe2/088571bb05ad4b86b9bc718c26a4f2cc [2019-09-20 15:44:06,922 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:44:06,923 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:44:06,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:44:06,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:44:06,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:44:06,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:44:06" (1/1) ... [2019-09-20 15:44:06,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a9849d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:06, skipping insertion in model container [2019-09-20 15:44:06,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:44:06" (1/1) ... [2019-09-20 15:44:06,941 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:44:07,001 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:44:07,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:44:07,560 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:44:07,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:44:07,712 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:44:07,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:07 WrapperNode [2019-09-20 15:44:07,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:44:07,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:44:07,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:44:07,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:44:07,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:07" (1/1) ... [2019-09-20 15:44:07,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:07" (1/1) ... [2019-09-20 15:44:07,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:07" (1/1) ... [2019-09-20 15:44:07,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:07" (1/1) ... [2019-09-20 15:44:07,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:07" (1/1) ... [2019-09-20 15:44:07,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:07" (1/1) ... [2019-09-20 15:44:07,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:07" (1/1) ... [2019-09-20 15:44:07,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:44:07,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:44:07,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:44:07,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:44:07,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:07" (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 15:44:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:44:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:44:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 15:44:07,871 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 15:44:07,871 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2019-09-20 15:44:07,871 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2019-09-20 15:44:07,872 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2019-09-20 15:44:07,872 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2019-09-20 15:44:07,872 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2019-09-20 15:44:07,872 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2019-09-20 15:44:07,872 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2019-09-20 15:44:07,873 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2019-09-20 15:44:07,873 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2019-09-20 15:44:07,874 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2019-09-20 15:44:07,874 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2019-09-20 15:44:07,874 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2019-09-20 15:44:07,874 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2019-09-20 15:44:07,874 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2019-09-20 15:44:07,874 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 15:44:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:44:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-20 15:44:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 15:44:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 15:44:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 15:44:07,875 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 15:44:07,876 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 15:44:07,876 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-20 15:44:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:44:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 15:44:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:44:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 15:44:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 15:44:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2019-09-20 15:44:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2019-09-20 15:44:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2019-09-20 15:44:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2019-09-20 15:44:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2019-09-20 15:44:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2019-09-20 15:44:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2019-09-20 15:44:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2019-09-20 15:44:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2019-09-20 15:44:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2019-09-20 15:44:07,879 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2019-09-20 15:44:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2019-09-20 15:44:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-20 15:44:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 15:44:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 15:44:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 15:44:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-20 15:44:07,880 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 15:44:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 15:44:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 15:44:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2019-09-20 15:44:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2019-09-20 15:44:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 15:44:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:44:07,881 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 15:44:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:44:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:44:08,255 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 15:44:08,436 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 15:44:08,436 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 15:44:08,471 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 15:44:08,544 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-09-20 15:44:08,545 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-09-20 15:44:08,564 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 15:44:08,594 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 15:44:08,595 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 15:44:08,602 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 15:44:08,614 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 15:44:08,614 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 15:44:08,879 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 15:44:08,921 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-09-20 15:44:08,922 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-09-20 15:44:08,961 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 15:44:08,992 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-09-20 15:44:08,992 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-09-20 15:44:09,290 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:44:09,290 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 15:44:09,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:44:09 BoogieIcfgContainer [2019-09-20 15:44:09,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:44:09,293 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:44:09,293 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:44:09,293 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:44:09,295 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:44:09" (1/1) ... [2019-09-20 15:44:09,295 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:44:09,326 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:44:09,327 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:44:09,339 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:44:09,350 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:44:09,352 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:44:09,530 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 82 for LOIs [2019-09-20 15:44:17,732 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 148 [2019-09-20 15:44:18,879 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfShutdownFlush with input of size 70 for LOIs [2019-09-20 15:44:18,882 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfCreate with input of size 66 for LOIs [2019-09-20 15:44:18,884 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfDeviceControl with input of size 72 for LOIs [2019-09-20 15:44:19,131 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfDispatchPower with input of size 70 for LOIs [2019-09-20 15:44:19,142 INFO L199 IcfgInterpreter]: Interpreting procedure PoCallDriver with input of size 70 for LOIs [2019-09-20 15:44:19,151 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfDispatchPnp with input of size 78 for LOIs [2019-09-20 15:44:19,162 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfRemoveDevice with input of size 78 for LOIs [2019-09-20 15:44:19,182 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfStartDevice with input of size 78 for LOIs [2019-09-20 15:44:20,420 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-09-20 15:44:20,710 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 15:44:21,504 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 64 for LOIs [2019-09-20 15:44:21,506 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfRegisterDevice with input of size 71 for LOIs [2019-09-20 15:44:22,669 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2019-09-20 15:44:23,571 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2019-09-20 15:44:23,862 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfForwardIrpSynchronous with input of size 76 for LOIs [2019-09-20 15:44:23,888 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 71 for LOIs [2019-09-20 15:44:23,904 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfSendToNextDriver with input of size 70 for LOIs [2019-09-20 15:44:23,913 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 1 for LOIs [2019-09-20 15:44:23,954 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 13 for LOIs [2019-09-20 15:44:23,955 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfIoCompletion with input of size 17 for LOIs [2019-09-20 15:44:23,966 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 1 for LOIs [2019-09-20 15:44:23,967 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:44:23,967 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:44:23,969 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2098#true [2019-09-20 15:44:23,982 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:44:23,982 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:44:23,984 INFO L168 Benchmark]: Toolchain (without parser) took 17059.92 ms. Allocated memory was 137.4 MB in the beginning and 723.0 MB in the end (delta: 585.6 MB). Free memory was 83.6 MB in the beginning and 551.5 MB in the end (delta: -467.9 MB). Peak memory consumption was 117.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:44:23,985 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:44:23,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 788.22 ms. Allocated memory was 137.4 MB in the beginning and 199.8 MB in the end (delta: 62.4 MB). Free memory was 83.4 MB in the beginning and 165.8 MB in the end (delta: -82.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:44:23,987 INFO L168 Benchmark]: Boogie Preprocessor took 87.29 ms. Allocated memory is still 199.8 MB. Free memory was 165.8 MB in the beginning and 162.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:44:23,988 INFO L168 Benchmark]: RCFGBuilder took 1486.03 ms. Allocated memory was 199.8 MB in the beginning and 219.2 MB in the end (delta: 19.4 MB). Free memory was 162.5 MB in the beginning and 163.8 MB in the end (delta: -1.3 MB). Peak memory consumption was 98.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:44:23,989 INFO L168 Benchmark]: Sifa took 14689.00 ms. Allocated memory was 219.2 MB in the beginning and 723.0 MB in the end (delta: 503.8 MB). Free memory was 163.8 MB in the beginning and 551.5 MB in the end (delta: -387.7 MB). Peak memory consumption was 116.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:44:23,998 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 788.22 ms. Allocated memory was 137.4 MB in the beginning and 199.8 MB in the end (delta: 62.4 MB). Free memory was 83.4 MB in the beginning and 165.8 MB in the end (delta: -82.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.29 ms. Allocated memory is still 199.8 MB. Free memory was 165.8 MB in the beginning and 162.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1486.03 ms. Allocated memory was 199.8 MB in the beginning and 219.2 MB in the end (delta: 19.4 MB). Free memory was 162.5 MB in the beginning and 163.8 MB in the end (delta: -1.3 MB). Peak memory consumption was 98.0 MB. Max. memory is 7.1 GB. * Sifa took 14689.00 ms. Allocated memory was 219.2 MB in the beginning and 723.0 MB in the end (delta: 503.8 MB). Free memory was 163.8 MB in the beginning and 551.5 MB in the end (delta: -387.7 MB). Peak memory consumption was 116.2 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]: 14643, ICFG_INTERPRETER_ENTERED_PROCEDURES: 19, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1101, DAG_INTERPRETER_EARLY_EXITS: 9, TOOLS_POST_APPLICATIONS: 842, TOOLS_POST_TIME[ms]: 601, TOOLS_POST_CALL_APPLICATIONS: 231, TOOLS_POST_CALL_TIME[ms]: 1406, TOOLS_POST_RETURN_APPLICATIONS: 188, TOOLS_POST_RETURN_TIME[ms]: 402, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1259, TOOLS_QUANTIFIERELIM_TIME[ms]: 1954, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24, FLUID_QUERY_TIME[ms]: 30, FLUID_QUERIES: 1107, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 334, DOMAIN_JOIN_TIME[ms]: 11063, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 152, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 240, DOMAIN_ISBOTTOM_TIME[ms]: 662, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 291, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 290, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 188, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 5505, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5504, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 14, REGEX_TO_DAG_TIME[ms]: 13, DAG_COMPRESSION_TIME[ms]: 103, DAG_COMPRESSION_PROCESSED_NODES: 3259, DAG_COMPRESSION_RETAINED_NODES: 1093 - UnprovableResult [Line: 55]: 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 2098#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...