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-efa34d5 [2019-09-17 05:44:24,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 05:44:24,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 05:44:24,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 05:44:24,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 05:44:24,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 05:44:24,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 05:44:24,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 05:44:24,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 05:44:24,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 05:44:24,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 05:44:24,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 05:44:24,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 05:44:24,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 05:44:24,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 05:44:24,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 05:44:24,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 05:44:24,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 05:44:24,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 05:44:24,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 05:44:24,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 05:44:24,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 05:44:24,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 05:44:24,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 05:44:24,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 05:44:24,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 05:44:24,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 05:44:24,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 05:44:24,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 05:44:24,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 05:44:24,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 05:44:24,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 05:44:24,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 05:44:24,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 05:44:24,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 05:44:24,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 05:44:24,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 05:44:24,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 05:44:24,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 05:44:24,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 05:44:24,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 05:44:24,493 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 05:44:24,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 05:44:24,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 05:44:24,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 05:44:24,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 05:44:24,521 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 05:44:24,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 05:44:24,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 05:44:24,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 05:44:24,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 05:44:24,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 05:44:24,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 05:44:24,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 05:44:24,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 05:44:24,524 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 05:44:24,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 05:44:24,524 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 05:44:24,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 05:44:24,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 05:44:24,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 05:44:24,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 05:44:24,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 05:44:24,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 05:44:24,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 05:44:24,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 05:44:24,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 05:44:24,527 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 05:44:24,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 05:44:24,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 05:44:24,528 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 [2019-09-17 05:44:24,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 05:44:24,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 05:44:24,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 05:44:24,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 05:44:24,597 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 05:44:24,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-17 05:44:24,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c86d797e7/c39ecf41109346a0b5a7cea9e164ebb1/FLAG32f2fd1ee [2019-09-17 05:44:25,155 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 05:44:25,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-17 05:44:25,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c86d797e7/c39ecf41109346a0b5a7cea9e164ebb1/FLAG32f2fd1ee [2019-09-17 05:44:25,493 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c86d797e7/c39ecf41109346a0b5a7cea9e164ebb1 [2019-09-17 05:44:25,508 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 05:44:25,509 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 05:44:25,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 05:44:25,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 05:44:25,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 05:44:25,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:44:25" (1/1) ... [2019-09-17 05:44:25,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee27ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:44:25, skipping insertion in model container [2019-09-17 05:44:25,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:44:25" (1/1) ... [2019-09-17 05:44:25,526 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 05:44:25,584 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 05:44:26,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 05:44:26,018 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 05:44:26,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 05:44:26,140 INFO L192 MainTranslator]: Completed translation [2019-09-17 05:44:26,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:44:26 WrapperNode [2019-09-17 05:44:26,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 05:44:26,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 05:44:26,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 05:44:26,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 05:44:26,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:44:26" (1/1) ... [2019-09-17 05:44:26,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:44:26" (1/1) ... [2019-09-17 05:44:26,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:44:26" (1/1) ... [2019-09-17 05:44:26,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:44:26" (1/1) ... [2019-09-17 05:44:26,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:44:26" (1/1) ... [2019-09-17 05:44:26,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:44:26" (1/1) ... [2019-09-17 05:44:26,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:44:26" (1/1) ... [2019-09-17 05:44:26,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 05:44:26,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 05:44:26,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 05:44:26,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 05:44:26,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:44:26" (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 05:44:26,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 05:44:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 05:44:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-17 05:44:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-17 05:44:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2019-09-17 05:44:26,326 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2019-09-17 05:44:26,326 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2019-09-17 05:44:26,326 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2019-09-17 05:44:26,326 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2019-09-17 05:44:26,326 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2019-09-17 05:44:26,326 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2019-09-17 05:44:26,327 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2019-09-17 05:44:26,327 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2019-09-17 05:44:26,327 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2019-09-17 05:44:26,327 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2019-09-17 05:44:26,327 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2019-09-17 05:44:26,327 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2019-09-17 05:44:26,328 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2019-09-17 05:44:26,328 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-17 05:44:26,328 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 05:44:26,328 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-17 05:44:26,328 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-17 05:44:26,328 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-17 05:44:26,329 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-17 05:44:26,329 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-17 05:44:26,329 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-17 05:44:26,329 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-17 05:44:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 05:44:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-17 05:44:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 05:44:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-17 05:44:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-17 05:44:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2019-09-17 05:44:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2019-09-17 05:44:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2019-09-17 05:44:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2019-09-17 05:44:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2019-09-17 05:44:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2019-09-17 05:44:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2019-09-17 05:44:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2019-09-17 05:44:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2019-09-17 05:44:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2019-09-17 05:44:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2019-09-17 05:44:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2019-09-17 05:44:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-17 05:44:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-17 05:44:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-17 05:44:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-17 05:44:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-17 05:44:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-17 05:44:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-17 05:44:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-17 05:44:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2019-09-17 05:44:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2019-09-17 05:44:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-17 05:44:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 05:44:26,334 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-17 05:44:26,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 05:44:26,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 05:44:26,637 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 05:44:26,804 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-17 05:44:26,804 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-17 05:44:26,820 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 05:44:26,899 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-09-17 05:44:26,900 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-09-17 05:44:26,922 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 05:44:26,944 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-17 05:44:26,944 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-17 05:44:26,950 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 05:44:26,963 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-17 05:44:26,963 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-17 05:44:27,325 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 05:44:27,359 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-09-17 05:44:27,359 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-09-17 05:44:27,386 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 05:44:27,405 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-09-17 05:44:27,405 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-09-17 05:44:27,673 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 05:44:27,673 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-17 05:44:27,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:44:27 BoogieIcfgContainer [2019-09-17 05:44:27,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 05:44:27,676 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 05:44:27,676 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 05:44:27,676 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 05:44:27,677 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:44:27" (1/1) ... [2019-09-17 05:44:27,678 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 [2019-09-17 05:44:27,712 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 05:44:27,713 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 05:44:27,737 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 05:44:27,748 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 05:44:27,749 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 05:44:27,922 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 82 for LOIs [2019-09-17 05:44:32,241 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 05:44:37,168 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfShutdownFlush with input of size 70 for LOIs [2019-09-17 05:44:37,173 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfCreate with input of size 66 for LOIs [2019-09-17 05:44:37,176 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfDeviceControl with input of size 72 for LOIs [2019-09-17 05:44:37,611 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfDispatchPower with input of size 70 for LOIs [2019-09-17 05:44:37,623 INFO L199 IcfgInterpreter]: Interpreting procedure PoCallDriver with input of size 70 for LOIs [2019-09-17 05:44:37,644 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfDispatchPnp with input of size 78 for LOIs [2019-09-17 05:44:37,661 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfRemoveDevice with input of size 78 for LOIs [2019-09-17 05:44:37,697 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfStartDevice with input of size 78 for LOIs [2019-09-17 05:44:39,479 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 64 for LOIs [2019-09-17 05:44:39,481 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfRegisterDevice with input of size 71 for LOIs [2019-09-17 05:44:41,385 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfForwardIrpSynchronous with input of size 76 for LOIs [2019-09-17 05:44:41,411 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 71 for LOIs [2019-09-17 05:44:41,427 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfSendToNextDriver with input of size 70 for LOIs [2019-09-17 05:44:41,435 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 1 for LOIs [2019-09-17 05:44:41,481 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 13 for LOIs [2019-09-17 05:44:41,490 INFO L199 IcfgInterpreter]: Interpreting procedure DiskPerfIoCompletion with input of size 17 for LOIs [2019-09-17 05:44:41,504 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 1 for LOIs [2019-09-17 05:44:41,505 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 05:44:41,505 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 05:44:41,508 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2098#true [2019-09-17 05:44:41,523 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 05:44:41,523 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 05:44:41,526 INFO L168 Benchmark]: Toolchain (without parser) took 16015.28 ms. Allocated memory was 132.1 MB in the beginning and 744.0 MB in the end (delta: 611.8 MB). Free memory was 85.2 MB in the beginning and 555.7 MB in the end (delta: -470.5 MB). Peak memory consumption was 141.3 MB. Max. memory is 7.1 GB. [2019-09-17 05:44:41,528 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 05:44:41,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.77 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 85.0 MB in the beginning and 165.2 MB in the end (delta: -80.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2019-09-17 05:44:41,531 INFO L168 Benchmark]: Boogie Preprocessor took 119.50 ms. Allocated memory is still 200.3 MB. Free memory was 165.2 MB in the beginning and 162.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-17 05:44:41,537 INFO L168 Benchmark]: RCFGBuilder took 1413.90 ms. Allocated memory was 200.3 MB in the beginning and 222.3 MB in the end (delta: 22.0 MB). Free memory was 162.0 MB in the beginning and 165.9 MB in the end (delta: -4.0 MB). Peak memory consumption was 94.3 MB. Max. memory is 7.1 GB. [2019-09-17 05:44:41,539 INFO L168 Benchmark]: Sifa took 13847.63 ms. Allocated memory was 222.3 MB in the beginning and 744.0 MB in the end (delta: 521.7 MB). Free memory was 165.9 MB in the beginning and 555.7 MB in the end (delta: -389.8 MB). Peak memory consumption was 131.9 MB. Max. memory is 7.1 GB. [2019-09-17 05:44:41,552 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 629.77 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 85.0 MB in the beginning and 165.2 MB in the end (delta: -80.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.50 ms. Allocated memory is still 200.3 MB. Free memory was 165.2 MB in the beginning and 162.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1413.90 ms. Allocated memory was 200.3 MB in the beginning and 222.3 MB in the end (delta: 22.0 MB). Free memory was 162.0 MB in the beginning and 165.9 MB in the end (delta: -4.0 MB). Peak memory consumption was 94.3 MB. Max. memory is 7.1 GB. * Sifa took 13847.63 ms. Allocated memory was 222.3 MB in the beginning and 744.0 MB in the end (delta: 521.7 MB). Free memory was 165.9 MB in the beginning and 555.7 MB in the end (delta: -389.8 MB). Peak memory consumption was 131.9 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]: 13796, ICFG_INTERPRETER_ENTERED_PROCEDURES: 19, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1101, DAG_INTERPRETER_EARLY_EXITS: 9, TOOLS_POST_APPLICATIONS: 842, TOOLS_POST_TIME[ms]: 587, TOOLS_POST_CALL_APPLICATIONS: 231, TOOLS_POST_CALL_TIME[ms]: 1300, TOOLS_POST_RETURN_APPLICATIONS: 188, TOOLS_POST_RETURN_TIME[ms]: 414, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1259, TOOLS_QUANTIFIERELIM_TIME[ms]: 1819, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24, FLUID_QUERY_TIME[ms]: 28, FLUID_QUERIES: 1107, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 334, DOMAIN_JOIN_TIME[ms]: 10230, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 220, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 240, DOMAIN_ISBOTTOM_TIME[ms]: 676, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 420, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 419, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 188, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 4869, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4868, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 97, 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...