/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf -i ../../../trunk/examples/svcomp/ntdrivers/diskperf.i.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-01-31 23:45:01,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-31 23:45:01,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-31 23:45:01,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-31 23:45:01,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-31 23:45:01,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-31 23:45:01,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-31 23:45:01,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-31 23:45:01,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-31 23:45:01,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-31 23:45:01,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-31 23:45:01,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-31 23:45:01,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-31 23:45:01,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-31 23:45:02,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-31 23:45:02,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-31 23:45:02,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-31 23:45:02,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-31 23:45:02,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-31 23:45:02,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-31 23:45:02,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-31 23:45:02,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-31 23:45:02,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-31 23:45:02,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-31 23:45:02,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-31 23:45:02,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-31 23:45:02,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-31 23:45:02,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-31 23:45:02,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-31 23:45:02,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-31 23:45:02,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-31 23:45:02,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-31 23:45:02,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-31 23:45:02,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-31 23:45:02,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-31 23:45:02,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-31 23:45:02,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-31 23:45:02,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-31 23:45:02,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-31 23:45:02,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-31 23:45:02,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-31 23:45:02,032 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf [2022-01-31 23:45:02,064 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-31 23:45:02,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-31 23:45:02,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-31 23:45:02,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-31 23:45:02,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-31 23:45:02,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-31 23:45:02,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-31 23:45:02,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-31 23:45:02,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-31 23:45:02,067 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-31 23:45:02,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-31 23:45:02,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-31 23:45:02,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-31 23:45:02,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-31 23:45:02,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-31 23:45:02,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 23:45:02,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-31 23:45:02,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-01-31 23:45:02,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-31 23:45:02,076 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR [2022-01-31 23:45:02,076 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-31 23:45:02,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-31 23:45:02,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-31 23:45:02,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-31 23:45:02,292 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-31 23:45:02,297 INFO L275 PluginConnector]: CDTParser initialized [2022-01-31 23:45:02,298 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers/diskperf.i.cil-1.c [2022-01-31 23:45:02,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01a06bec/d8795cd899a94c4ab07a5514ede16e83/FLAG2447b6539 [2022-01-31 23:45:02,862 INFO L306 CDTParser]: Found 1 translation units. [2022-01-31 23:45:02,862 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers/diskperf.i.cil-1.c [2022-01-31 23:45:02,889 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01a06bec/d8795cd899a94c4ab07a5514ede16e83/FLAG2447b6539 [2022-01-31 23:45:03,132 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01a06bec/d8795cd899a94c4ab07a5514ede16e83 [2022-01-31 23:45:03,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-31 23:45:03,135 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-01-31 23:45:03,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-31 23:45:03,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-31 23:45:03,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-31 23:45:03,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 11:45:03" (1/1) ... [2022-01-31 23:45:03,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bdfdd8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 11:45:03, skipping insertion in model container [2022-01-31 23:45:03,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 11:45:03" (1/1) ... [2022-01-31 23:45:03,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-31 23:45:03,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-31 23:45:03,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers/diskperf.i.cil-1.c[84645,84658] [2022-01-31 23:45:03,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 23:45:03,840 INFO L203 MainTranslator]: Completed pre-run [2022-01-31 23:45:03,896 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers/diskperf.i.cil-1.c[84645,84658] [2022-01-31 23:45:04,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 23:45:04,129 INFO L208 MainTranslator]: Completed translation [2022-01-31 23:45:04,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 11:45:04 WrapperNode [2022-01-31 23:45:04,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-31 23:45:04,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-31 23:45:04,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-31 23:45:04,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-31 23:45:04,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 11:45:04" (1/1) ... [2022-01-31 23:45:04,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 11:45:04" (1/1) ... [2022-01-31 23:45:04,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 11:45:04" (1/1) ... [2022-01-31 23:45:04,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 11:45:04" (1/1) ... [2022-01-31 23:45:04,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 11:45:04" (1/1) ... [2022-01-31 23:45:04,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 11:45:04" (1/1) ... [2022-01-31 23:45:04,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 11:45:04" (1/1) ... [2022-01-31 23:45:04,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-31 23:45:04,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-31 23:45:04,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-31 23:45:04,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-31 23:45:04,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 11:45:04" (1/1) ... [2022-01-31 23:45:04,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 23:45:04,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 23:45:04,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-31 23:45:04,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-31 23:45:04,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-01-31 23:45:04,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-31 23:45:04,482 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-01-31 23:45:04,482 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2022-01-31 23:45:04,482 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedIncrement [2022-01-31 23:45:04,482 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedDecrement [2022-01-31 23:45:04,482 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedExchange [2022-01-31 23:45:04,483 INFO L138 BoogieDeclarations]: Found implementation of procedure KeGetCurrentProcessorNumber [2022-01-31 23:45:04,483 INFO L138 BoogieDeclarations]: Found implementation of procedure KeQuerySystemTime [2022-01-31 23:45:04,483 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateErrorLogEntry [2022-01-31 23:45:04,483 INFO L138 BoogieDeclarations]: Found implementation of procedure IoWriteErrorLogEntry [2022-01-31 23:45:04,483 INFO L138 BoogieDeclarations]: Found implementation of procedure IoWMIRegistrationControl [2022-01-31 23:45:04,483 INFO L138 BoogieDeclarations]: Found implementation of procedure KeQueryPerformanceCounter [2022-01-31 23:45:04,483 INFO L138 BoogieDeclarations]: Found implementation of procedure WmiCompleteRequest [2022-01-31 23:45:04,484 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-01-31 23:45:04,484 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2022-01-31 23:45:04,484 INFO L138 BoogieDeclarations]: Found implementation of procedure DriverEntry [2022-01-31 23:45:04,484 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2022-01-31 23:45:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfAddDevice [2022-01-31 23:45:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2022-01-31 23:45:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2022-01-31 23:45:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2022-01-31 23:45:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2022-01-31 23:45:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2022-01-31 23:45:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2022-01-31 23:45:04,485 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfReadWrite [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfWmi [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfLogError [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskperfQueryWmiRegInfo [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskperfQueryWmiDataBlock [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskperfWmiFunctionControl [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfAddCounters [2022-01-31 23:45:04,486 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAcquireFastMutex [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ExReleaseFastMutex [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ExFreePool [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertHeadList [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedRemoveHeadList [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateMdl [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAttachDeviceToDeviceStack [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildAsynchronousFsdRequest [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateDevice [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateSymbolicLink [2022-01-31 23:45:04,487 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteDevice [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDetachDevice [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeIrp [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeMdl [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReleaseCancelSpinLock [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetHardErrorOrVerifyDevice [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2022-01-31 23:45:04,488 INFO L138 BoogieDeclarations]: Found implementation of procedure KeAcquireSpinLockRaiseToDpc [2022-01-31 23:45:04,489 INFO L138 BoogieDeclarations]: Found implementation of procedure KeDelayExecutionThread [2022-01-31 23:45:04,489 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeEvent [2022-01-31 23:45:04,489 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSemaphore [2022-01-31 23:45:04,489 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSpinLock [2022-01-31 23:45:04,489 INFO L138 BoogieDeclarations]: Found implementation of procedure KeReleaseSemaphore [2022-01-31 23:45:04,489 INFO L138 BoogieDeclarations]: Found implementation of procedure KfReleaseSpinLock [2022-01-31 23:45:04,489 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2022-01-31 23:45:04,489 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2022-01-31 23:45:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure MmAllocateContiguousMemory [2022-01-31 23:45:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure MmFreeContiguousMemory [2022-01-31 23:45:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure MmMapLockedPagesSpecifyCache [2022-01-31 23:45:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure MmPageEntireDriver [2022-01-31 23:45:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure MmResetDriverPaging [2022-01-31 23:45:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure MmUnlockPages [2022-01-31 23:45:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2022-01-31 23:45:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ObfDereferenceObject [2022-01-31 23:45:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2022-01-31 23:45:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure PoStartNextPowerIrp [2022-01-31 23:45:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2022-01-31 23:45:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure PsTerminateSystemThread [2022-01-31 23:45:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlAnsiStringToUnicodeString [2022-01-31 23:45:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareMemory [2022-01-31 23:45:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCopyUnicodeString [2022-01-31 23:45:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlDeleteRegistryValue [2022-01-31 23:45:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlFreeUnicodeString [2022-01-31 23:45:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitString [2022-01-31 23:45:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitUnicodeString [2022-01-31 23:45:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2022-01-31 23:45:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2022-01-31 23:45:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure WmiSystemControl [2022-01-31 23:45:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-01-31 23:45:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-01-31 23:45:04,492 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-01-31 23:45:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-01-31 23:45:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-01-31 23:45:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-01-31 23:45:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-31 23:45:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2022-01-31 23:45:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-01-31 23:45:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2022-01-31 23:45:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2022-01-31 23:45:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2022-01-31 23:45:04,493 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-01-31 23:45:04,494 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2022-01-31 23:45:04,494 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2022-01-31 23:45:04,494 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-01-31 23:45:04,494 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2022-01-31 23:45:04,495 INFO L130 BoogieDeclarations]: Found specification of procedure RtlDeleteRegistryValue [2022-01-31 23:45:04,495 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitString [2022-01-31 23:45:04,495 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitUnicodeString [2022-01-31 23:45:04,495 INFO L130 BoogieDeclarations]: Found specification of procedure RtlAnsiStringToUnicodeString [2022-01-31 23:45:04,495 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCopyUnicodeString [2022-01-31 23:45:04,495 INFO L130 BoogieDeclarations]: Found specification of procedure RtlFreeUnicodeString [2022-01-31 23:45:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareMemory [2022-01-31 23:45:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedIncrement [2022-01-31 23:45:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-31 23:45:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-31 23:45:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedDecrement [2022-01-31 23:45:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedExchange [2022-01-31 23:45:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure KeGetCurrentProcessorNumber [2022-01-31 23:45:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeEvent [2022-01-31 23:45:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2022-01-31 23:45:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSemaphore [2022-01-31 23:45:04,496 INFO L130 BoogieDeclarations]: Found specification of procedure KeReleaseSemaphore [2022-01-31 23:45:04,497 INFO L130 BoogieDeclarations]: Found specification of procedure KeDelayExecutionThread [2022-01-31 23:45:04,497 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2022-01-31 23:45:04,497 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSpinLock [2022-01-31 23:45:04,497 INFO L130 BoogieDeclarations]: Found specification of procedure KfReleaseSpinLock [2022-01-31 23:45:04,497 INFO L130 BoogieDeclarations]: Found specification of procedure KeQuerySystemTime [2022-01-31 23:45:04,497 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2022-01-31 23:45:04,497 INFO L130 BoogieDeclarations]: Found specification of procedure ExFreePool [2022-01-31 23:45:04,498 INFO L130 BoogieDeclarations]: Found specification of procedure ExAcquireFastMutex [2022-01-31 23:45:04,498 INFO L130 BoogieDeclarations]: Found specification of procedure ExReleaseFastMutex [2022-01-31 23:45:04,498 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertHeadList [2022-01-31 23:45:04,499 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2022-01-31 23:45:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedRemoveHeadList [2022-01-31 23:45:04,501 INFO L130 BoogieDeclarations]: Found specification of procedure MmUnlockPages [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure MmMapLockedPagesSpecifyCache [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure MmAllocateContiguousMemory [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure MmFreeContiguousMemory [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure MmResetDriverPaging [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure MmPageEntireDriver [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure PsTerminateSystemThread [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateErrorLogEntry [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateMdl [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure IoAttachDeviceToDeviceStack [2022-01-31 23:45:04,505 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildAsynchronousFsdRequest [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateDevice [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateSymbolicLink [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteDevice [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoDetachDevice [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeIrp [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeMdl [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoReleaseCancelSpinLock [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetHardErrorOrVerifyDevice [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoWriteErrorLogEntry [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoWMIRegistrationControl [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure KeQueryPerformanceCounter [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-31 23:45:04,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure PoStartNextPowerIrp [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure ObfDereferenceObject [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure swprintf [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure WmiCompleteRequest [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure WmiSystemControl [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DriverEntry [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfAddDevice [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfReadWrite [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2022-01-31 23:45:04,507 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfWmi [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfLogError [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure DiskperfQueryWmiRegInfo [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure DiskperfQueryWmiDataBlock [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure DiskperfWmiFunctionControl [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfAddCounters [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure KeAcquireSpinLockRaiseToDpc [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-01-31 23:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-01-31 23:45:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-31 23:45:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-01-31 23:45:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-01-31 23:45:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-01-31 23:45:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-01-31 23:45:05,100 INFO L234 CfgBuilder]: Building ICFG [2022-01-31 23:45:05,104 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-31 23:45:05,135 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,189 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,189 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,190 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,194 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,195 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,224 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,228 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,229 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,229 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,251 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,251 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,254 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,260 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,260 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,260 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,266 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,266 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,266 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,276 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,276 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,277 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,286 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,286 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,623 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,627 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,627 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,642 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,646 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,646 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,647 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,657 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,657 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,672 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,686 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,686 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,703 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,708 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:05,708 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:05,713 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,731 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2022-01-31 23:45:05,731 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2022-01-31 23:45:05,839 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:05,858 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2022-01-31 23:45:05,858 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2022-01-31 23:45:07,875 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:07,879 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:07,879 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:07,896 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:44,530 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !false; [2022-01-31 23:45:44,530 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##34: assume false; [2022-01-31 23:45:44,605 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:44,614 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:44,614 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:44,782 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:44,791 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:44,791 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:44,797 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:44,816 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2022-01-31 23:45:44,816 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2022-01-31 23:45:51,144 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:51,215 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2022-01-31 23:45:51,215 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2022-01-31 23:45:51,256 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:51,291 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2022-01-31 23:45:51,291 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2022-01-31 23:45:51,341 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:51,354 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:51,354 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:51,753 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-01-31 23:45:51,766 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-01-31 23:45:51,766 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-01-31 23:45:51,902 INFO L275 CfgBuilder]: Performing block encoding [2022-01-31 23:45:51,913 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-31 23:45:51,913 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-01-31 23:45:51,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 11:45:51 BoogieIcfgContainer [2022-01-31 23:45:51,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-31 23:45:51,916 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-31 23:45:51,916 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-31 23:45:51,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-31 23:45:51,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 11:45:03" (1/3) ... [2022-01-31 23:45:51,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf3270f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 11:45:51, skipping insertion in model container [2022-01-31 23:45:51,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 11:45:04" (2/3) ... [2022-01-31 23:45:51,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf3270f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 11:45:51, skipping insertion in model container [2022-01-31 23:45:51,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 11:45:51" (3/3) ... [2022-01-31 23:45:51,920 INFO L111 eAbstractionObserver]: Analyzing ICFG diskperf.i.cil-1.c [2022-01-31 23:45:51,923 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-01-31 23:45:51,923 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-31 23:45:51,948 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-31 23:45:51,952 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=AcceleratedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=QVASR [2022-01-31 23:45:51,952 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-31 23:45:51,967 INFO L276 IsEmpty]: Start isEmpty. Operand has 535 states, 365 states have (on average 1.3616438356164384) internal successors, (497), 381 states have internal predecessors, (497), 119 states have call successors, (119), 42 states have call predecessors, (119), 42 states have return successors, (119), 114 states have call predecessors, (119), 119 states have call successors, (119) [2022-01-31 23:45:51,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-01-31 23:45:51,973 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 23:45:51,974 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 23:45:51,974 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 23:45:51,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 23:45:51,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1347438999, now seen corresponding path program 1 times [2022-01-31 23:45:51,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-01-31 23:45:51,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [241855697] [2022-01-31 23:45:51,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 23:45:51,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 23:45:52,080 INFO L248 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-01-31 23:45:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 23:46:05,456 WARN L228 SmtUtils]: Spent 11.75s on a formula simplification that was a NOOP. DAG size: 2032 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-31 23:46:05,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 23:46:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 23:46:05,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-01-31 23:46:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 23:46:05,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 23:46:05,820 INFO L139 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-01-31 23:46:05,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [241855697] [2022-01-31 23:46:05,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModulePreferences [241855697] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 23:46:05,821 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 23:46:05,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 23:46:05,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320638610] [2022-01-31 23:46:05,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 23:46:05,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 23:46:05,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-01-31 23:46:05,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 23:46:05,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-01-31 23:46:05,853 INFO L87 Difference]: Start difference. First operand has 535 states, 365 states have (on average 1.3616438356164384) internal successors, (497), 381 states have internal predecessors, (497), 119 states have call successors, (119), 42 states have call predecessors, (119), 42 states have return successors, (119), 114 states have call predecessors, (119), 119 states have call successors, (119) Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-01-31 23:46:08,178 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 23:46:24,763 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 23:46:26,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 23:46:26,412 INFO L93 Difference]: Finished difference Result 963 states and 1420 transitions. [2022-01-31 23:46:26,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 23:46:26,414 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 24 [2022-01-31 23:46:26,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 23:46:26,428 INFO L225 Difference]: With dead ends: 963 [2022-01-31 23:46:26,428 INFO L226 Difference]: Without dead ends: 528 [2022-01-31 23:46:26,432 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.9s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-01-31 23:46:26,434 INFO L933 BasicCegarLoop]: 567 mSDtfsCounter, 271 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 725 mSolverCounterSat, 111 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 614 SdHoareTripleChecker+Invalid, 838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 725 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2022-01-31 23:46:26,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [293 Valid, 614 Invalid, 838 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [111 Valid, 725 Invalid, 2 Unknown, 0 Unchecked, 19.5s Time] [2022-01-31 23:46:26,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2022-01-31 23:46:27,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 429. [2022-01-31 23:46:27,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 292 states have (on average 1.332191780821918) internal successors, (389), 309 states have internal predecessors, (389), 98 states have call successors, (98), 40 states have call predecessors, (98), 38 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-01-31 23:46:27,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 570 transitions. [2022-01-31 23:46:27,023 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 570 transitions. Word has length 24 [2022-01-31 23:46:27,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 23:46:27,024 INFO L470 AbstractCegarLoop]: Abstraction has 429 states and 570 transitions. [2022-01-31 23:46:27,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-01-31 23:46:27,024 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 570 transitions. [2022-01-31 23:46:27,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-01-31 23:46:27,024 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 23:46:27,025 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 23:46:27,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-31 23:46:27,025 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 23:46:27,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 23:46:27,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1326557422, now seen corresponding path program 1 times [2022-01-31 23:46:27,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-01-31 23:46:27,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1965101286] [2022-01-31 23:46:27,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 23:46:27,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 23:46:27,043 INFO L248 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-01-31 23:46:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 23:46:39,513 WARN L228 SmtUtils]: Spent 11.40s on a formula simplification that was a NOOP. DAG size: 2032 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-31 23:46:39,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 23:46:39,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 23:46:39,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-01-31 23:46:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 23:46:39,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 23:46:39,844 INFO L139 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-01-31 23:46:39,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1965101286] [2022-01-31 23:46:39,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModulePreferences [1965101286] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 23:46:39,844 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 23:46:39,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-31 23:46:39,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253599511] [2022-01-31 23:46:39,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 23:46:39,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-31 23:46:39,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-01-31 23:46:39,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-31 23:46:39,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-01-31 23:46:39,846 INFO L87 Difference]: Start difference. First operand 429 states and 570 transitions. Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-01-31 23:46:51,908 WARN L228 SmtUtils]: Spent 11.86s on a formula simplification that was a NOOP. DAG size: 2035 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-31 23:47:04,136 WARN L228 SmtUtils]: Spent 12.13s on a formula simplification that was a NOOP. DAG size: 2035 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-01-31 23:47:06,525 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 23:47:08,558 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-31 23:47:21,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 23:47:21,775 INFO L93 Difference]: Finished difference Result 955 states and 1294 transitions. [2022-01-31 23:47:21,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-31 23:47:21,775 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 26 [2022-01-31 23:47:21,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 23:47:21,779 INFO L225 Difference]: With dead ends: 955 [2022-01-31 23:47:21,779 INFO L226 Difference]: Without dead ends: 534 [2022-01-31 23:47:21,780 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 35.7s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-01-31 23:47:21,781 INFO L933 BasicCegarLoop]: 550 mSDtfsCounter, 440 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 818 mSolverCounterSat, 243 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 831 SdHoareTripleChecker+Invalid, 1063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 818 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2022-01-31 23:47:21,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [462 Valid, 831 Invalid, 1063 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [243 Valid, 818 Invalid, 2 Unknown, 0 Unchecked, 16.7s Time] [2022-01-31 23:47:21,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2022-01-31 23:47:22,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 433. [2022-01-31 23:47:22,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 296 states have (on average 1.3277027027027026) internal successors, (393), 313 states have internal predecessors, (393), 98 states have call successors, (98), 40 states have call predecessors, (98), 38 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-01-31 23:47:22,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 574 transitions. [2022-01-31 23:47:22,338 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 574 transitions. Word has length 26 [2022-01-31 23:47:22,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 23:47:22,338 INFO L470 AbstractCegarLoop]: Abstraction has 433 states and 574 transitions. [2022-01-31 23:47:22,338 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (4), 4 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-01-31 23:47:22,338 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 574 transitions. [2022-01-31 23:47:22,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-01-31 23:47:22,339 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 23:47:22,339 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 23:47:22,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-31 23:47:22,339 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 23:47:22,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 23:47:22,339 INFO L85 PathProgramCache]: Analyzing trace with hash -856449074, now seen corresponding path program 1 times [2022-01-31 23:47:22,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-01-31 23:47:22,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1072516320] [2022-01-31 23:47:22,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 23:47:22,356 ERROR L252 FreeRefinementEngine]: Caught unknown exception: Undeclared function symbol (store Real Real Int) [2022-01-31 23:47:22,357 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2022-01-31 23:47:22,357 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (store Real Real Int) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:505) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:426) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:249) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:249) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.store(SmtUtils.java:1542) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1462) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1374) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.convertApplicationTerm(SmtUtils.java:1363) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.convertApplicationTerm(Substitution.java:53) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:339) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.apply(Substitution.java:59) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrAbstractor.getUpdates(QvasrAbstractor.java:1229) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrAbstractor.computeAbstraction(QvasrAbstractor.java:106) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrSummarizer.summarizeLoop(QvasrSummarizer.java:133) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrLoopSummarization.getQvasrAcceleration(QvasrLoopSummarization.java:79) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.loopaccelerator.AcceleratorQvasr.accelerateLoop(AcceleratorQvasr.java:87) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolationCore.acceleratedInterpolationCoreIsCorrect(AcceleratedInterpolationCore.java:210) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:185) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:264) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-01-31 23:47:22,361 INFO L158 Benchmark]: Toolchain (without parser) took 139225.39ms. Allocated memory was 180.4MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 128.5MB in the beginning and 964.6MB in the end (delta: -836.1MB). Peak memory consumption was 551.8MB. Max. memory is 8.0GB. [2022-01-31 23:47:22,361 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 180.4MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-31 23:47:22,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 992.59ms. Allocated memory was 180.4MB in the beginning and 228.6MB in the end (delta: 48.2MB). Free memory was 128.3MB in the beginning and 175.9MB in the end (delta: -47.6MB). Peak memory consumption was 71.2MB. Max. memory is 8.0GB. [2022-01-31 23:47:22,362 INFO L158 Benchmark]: Boogie Preprocessor took 279.58ms. Allocated memory is still 228.6MB. Free memory was 175.9MB in the beginning and 146.3MB in the end (delta: 29.6MB). Peak memory consumption was 37.2MB. Max. memory is 8.0GB. [2022-01-31 23:47:22,362 INFO L158 Benchmark]: RCFGBuilder took 47504.42ms. Allocated memory was 228.6MB in the beginning and 1.0GB in the end (delta: 813.7MB). Free memory was 146.3MB in the beginning and 517.9MB in the end (delta: -371.6MB). Peak memory consumption was 512.1MB. Max. memory is 8.0GB. [2022-01-31 23:47:22,363 INFO L158 Benchmark]: TraceAbstraction took 90444.06ms. Allocated memory was 1.0GB in the beginning and 1.6GB in the end (delta: 525.3MB). Free memory was 517.9MB in the beginning and 964.6MB in the end (delta: -446.7MB). Peak memory consumption was 79.1MB. Max. memory is 8.0GB. [2022-01-31 23:47:22,364 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 180.4MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 992.59ms. Allocated memory was 180.4MB in the beginning and 228.6MB in the end (delta: 48.2MB). Free memory was 128.3MB in the beginning and 175.9MB in the end (delta: -47.6MB). Peak memory consumption was 71.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 279.58ms. Allocated memory is still 228.6MB. Free memory was 175.9MB in the beginning and 146.3MB in the end (delta: 29.6MB). Peak memory consumption was 37.2MB. Max. memory is 8.0GB. * RCFGBuilder took 47504.42ms. Allocated memory was 228.6MB in the beginning and 1.0GB in the end (delta: 813.7MB). Free memory was 146.3MB in the beginning and 517.9MB in the end (delta: -371.6MB). Peak memory consumption was 512.1MB. Max. memory is 8.0GB. * TraceAbstraction took 90444.06ms. Allocated memory was 1.0GB in the beginning and 1.6GB in the end (delta: 525.3MB). Free memory was 517.9MB in the beginning and 964.6MB in the end (delta: -446.7MB). Peak memory consumption was 79.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (store Real Real Int) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Undeclared function symbol (store Real Real Int): de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:505) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-01-31 23:47:22,466 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...