/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ntdrivers/floppy2.i.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:38:57,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:38:57,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:38:57,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:38:57,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:38:57,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:38:57,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:38:57,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:38:57,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:38:57,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:38:57,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:38:57,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:38:57,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:38:57,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:38:57,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:38:57,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:38:57,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:38:57,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:38:57,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:38:57,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:38:57,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:38:57,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:38:57,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:38:57,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:38:57,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:38:57,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:38:57,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:38:57,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:38:57,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:38:57,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:38:57,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:38:57,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:38:57,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:38:57,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:38:57,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:38:57,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:38:57,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:38:57,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:38:57,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:38:57,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:38:57,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:38:57,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 20:38:57,451 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:38:57,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:38:57,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:38:57,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:38:57,456 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:38:57,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:38:57,456 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:38:57,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:38:57,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:38:57,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:38:57,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:38:57,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:38:57,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:38:57,458 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:38:57,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:38:57,459 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:38:57,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:38:57,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:38:57,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:38:57,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:38:57,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:38:57,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:38:57,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:38:57,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:38:57,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:38:57,461 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:38:57,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:38:57,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:38:57,461 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:38:57,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:38:57,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:38:57,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:38:57,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:38:57,968 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:38:57,969 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:38:57,970 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers/floppy2.i.cil.c [2020-10-27 20:38:58,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/64f8e904d/30399c087d744acf8f310778e49281ed/FLAGa6d95c506 [2020-10-27 20:38:59,573 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:38:59,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ntdrivers/floppy2.i.cil.c [2020-10-27 20:38:59,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/64f8e904d/30399c087d744acf8f310778e49281ed/FLAGa6d95c506 [2020-10-27 20:39:00,073 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/64f8e904d/30399c087d744acf8f310778e49281ed [2020-10-27 20:39:00,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:39:00,085 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:39:00,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:39:00,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:39:00,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:39:00,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:39:00" (1/1) ... [2020-10-27 20:39:00,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50aadf41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:39:00, skipping insertion in model container [2020-10-27 20:39:00,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:39:00" (1/1) ... [2020-10-27 20:39:00,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:39:00,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:39:03,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:39:03,509 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:39:04,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:39:04,646 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:39:04,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:39:04 WrapperNode [2020-10-27 20:39:04,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:39:04,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:39:04,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:39:04,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:39:04,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:39:04" (1/1) ... [2020-10-27 20:39:04,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:39:04" (1/1) ... [2020-10-27 20:39:04,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:39:04" (1/1) ... [2020-10-27 20:39:04,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:39:04" (1/1) ... [2020-10-27 20:39:05,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:39:04" (1/1) ... [2020-10-27 20:39:05,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:39:04" (1/1) ... [2020-10-27 20:39:05,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:39:04" (1/1) ... [2020-10-27 20:39:05,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:39:05,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:39:05,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:39:05,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:39:05,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:39:04" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-27 20:39:05,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:39:05,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:39:05,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~PDEVICE_OBJECT~0~X~~PIRP~0~TO~~NTSTATUS~0 [2020-10-27 20:39:05,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~PDRIVER_OBJECT~0~X~~PUNICODE_STRING~0~TO~~NTSTATUS~0 [2020-10-27 20:39:05,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~PDRIVER_OBJECT~0~TO~VOID [2020-10-27 20:39:05,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~PDEVICE_OBJECT~0~X~~PIRP~0~X~~PVOID~0~TO~~NTSTATUS~0 [2020-10-27 20:39:05,709 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:39:05,709 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2020-10-27 20:39:05,709 INFO L138 BoogieDeclarations]: Found implementation of procedure Int64ShllMod32___0 [2020-10-27 20:39:05,710 INFO L138 BoogieDeclarations]: Found implementation of procedure Int64ShraMod32___0 [2020-10-27 20:39:05,710 INFO L138 BoogieDeclarations]: Found implementation of procedure Int64ShrlMod32___0 [2020-10-27 20:39:05,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ListEntry32To64 [2020-10-27 20:39:05,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ListEntry64To32 [2020-10-27 20:39:05,710 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlLargeIntegerAdd [2020-10-27 20:39:05,710 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlEnlargedIntegerMultiply [2020-10-27 20:39:05,711 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlEnlargedUnsignedMultiply [2020-10-27 20:39:05,711 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlEnlargedUnsignedDivide [2020-10-27 20:39:05,711 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlLargeIntegerNegate [2020-10-27 20:39:05,711 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlLargeIntegerSubtract [2020-10-27 20:39:05,711 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlConvertLongToLargeInteger [2020-10-27 20:39:05,711 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlConvertUlongToLargeInteger [2020-10-27 20:39:05,712 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlLargeIntegerShiftLeft [2020-10-27 20:39:05,712 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlLargeIntegerShiftRight [2020-10-27 20:39:05,712 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlLargeIntegerArithmeticShift [2020-10-27 20:39:05,712 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlConvertLongToLuid [2020-10-27 20:39:05,712 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlConvertUlongToLuid [2020-10-27 20:39:05,712 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedExchange [2020-10-27 20:39:05,712 INFO L138 BoogieDeclarations]: Found implementation of procedure KeGetCurrentProcessorNumber [2020-10-27 20:39:05,713 INFO L138 BoogieDeclarations]: Found implementation of procedure DriverEntry [2020-10-27 20:39:05,713 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyUnload [2020-10-27 20:39:05,713 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyAddDevice [2020-10-27 20:39:05,713 INFO L138 BoogieDeclarations]: Found implementation of procedure FlConfigCallBack [2020-10-27 20:39:05,713 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2020-10-27 20:39:05,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-10-27 20:39:05,714 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2020-10-27 20:39:05,714 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2020-10-27 20:39:05,714 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2020-10-27 20:39:05,714 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2020-10-27 20:39:05,714 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2020-10-27 20:39:05,714 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2020-10-27 20:39:05,714 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPower [2020-10-27 20:39:05,715 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyReadWrite [2020-10-27 20:39:05,715 INFO L138 BoogieDeclarations]: Found implementation of procedure FlInterpretError [2020-10-27 20:39:05,715 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFinishOperation [2020-10-27 20:39:05,715 INFO L138 BoogieDeclarations]: Found implementation of procedure FlStartDrive [2020-10-27 20:39:05,715 INFO L138 BoogieDeclarations]: Found implementation of procedure FlDatarateSpecifyConfigure [2020-10-27 20:39:05,715 INFO L138 BoogieDeclarations]: Found implementation of procedure FlRecalibrateDrive [2020-10-27 20:39:05,715 INFO L138 BoogieDeclarations]: Found implementation of procedure FlDetermineMediaType [2020-10-27 20:39:05,716 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAllocateIoBuffer [2020-10-27 20:39:05,716 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFreeIoBuffer [2020-10-27 20:39:05,716 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyThread [2020-10-27 20:39:05,716 INFO L138 BoogieDeclarations]: Found implementation of procedure FlConsolidateMediaTypeWithBootSector [2020-10-27 20:39:05,716 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckBootSector [2020-10-27 20:39:05,716 INFO L138 BoogieDeclarations]: Found implementation of procedure FlReadWriteTrack [2020-10-27 20:39:05,717 INFO L138 BoogieDeclarations]: Found implementation of procedure FlReadWrite [2020-10-27 20:39:05,717 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFormat [2020-10-27 20:39:05,717 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2020-10-27 20:39:05,717 INFO L138 BoogieDeclarations]: Found implementation of procedure FlIssueCommand [2020-10-27 20:39:05,717 INFO L138 BoogieDeclarations]: Found implementation of procedure FlInitializeControllerHardware [2020-10-27 20:39:05,717 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2020-10-27 20:39:05,718 INFO L138 BoogieDeclarations]: Found implementation of procedure FlHdbit [2020-10-27 20:39:05,718 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2020-10-27 20:39:05,718 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCancelQueuedRequest [2020-10-27 20:39:05,718 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2020-10-27 20:39:05,718 INFO L138 BoogieDeclarations]: Found implementation of procedure Int64ShllMod32___1 [2020-10-27 20:39:05,718 INFO L138 BoogieDeclarations]: Found implementation of procedure Int64ShraMod32___1 [2020-10-27 20:39:05,718 INFO L138 BoogieDeclarations]: Found implementation of procedure Int64ShrlMod32___1 [2020-10-27 20:39:05,719 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-10-27 20:39:05,719 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:39:05,719 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc [2020-10-27 20:39:05,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAcquireFastMutex [2020-10-27 20:39:05,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ExReleaseFastMutex [2020-10-27 20:39:05,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2020-10-27 20:39:05,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ExFreePool [2020-10-27 20:39:05,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertHeadList [2020-10-27 20:39:05,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2020-10-27 20:39:05,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedRemoveHeadList [2020-10-27 20:39:05,720 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateMdl [2020-10-27 20:39:05,720 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAttachDeviceToDeviceStack [2020-10-27 20:39:05,720 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildAsynchronousFsdRequest [2020-10-27 20:39:05,721 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2020-10-27 20:39:05,721 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateDevice [2020-10-27 20:39:05,721 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateSymbolicLink [2020-10-27 20:39:05,721 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteDevice [2020-10-27 20:39:05,721 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2020-10-27 20:39:05,721 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDetachDevice [2020-10-27 20:39:05,721 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeIrp [2020-10-27 20:39:05,722 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeMdl [2020-10-27 20:39:05,722 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2020-10-27 20:39:05,722 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2020-10-27 20:39:05,722 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2020-10-27 20:39:05,722 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReleaseCancelSpinLock [2020-10-27 20:39:05,722 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2020-10-27 20:39:05,722 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetHardErrorOrVerifyDevice [2020-10-27 20:39:05,723 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-10-27 20:39:05,723 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-10-27 20:39:05,723 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-10-27 20:39:05,723 INFO L138 BoogieDeclarations]: Found implementation of procedure KeAcquireSpinLockRaiseToDpc [2020-10-27 20:39:05,723 INFO L138 BoogieDeclarations]: Found implementation of procedure KeDelayExecutionThread [2020-10-27 20:39:05,723 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeEvent [2020-10-27 20:39:05,724 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSemaphore [2020-10-27 20:39:05,724 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSpinLock [2020-10-27 20:39:05,724 INFO L138 BoogieDeclarations]: Found implementation of procedure KeReleaseSemaphore [2020-10-27 20:39:05,724 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-10-27 20:39:05,724 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-10-27 20:39:05,724 INFO L138 BoogieDeclarations]: Found implementation of procedure MmAllocateContiguousMemory [2020-10-27 20:39:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure MmFreeContiguousMemory [2020-10-27 20:39:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure MmMapLockedPagesSpecifyCache [2020-10-27 20:39:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure MmPageEntireDriver [2020-10-27 20:39:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure MmResetDriverPaging [2020-10-27 20:39:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure MmUnlockPages [2020-10-27 20:39:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2020-10-27 20:39:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ObfDereferenceObject [2020-10-27 20:39:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-10-27 20:39:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure PoStartNextPowerIrp [2020-10-27 20:39:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2020-10-27 20:39:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure PsTerminateSystemThread [2020-10-27 20:39:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlAnsiStringToUnicodeString [2020-10-27 20:39:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareMemory [2020-10-27 20:39:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCopyUnicodeString [2020-10-27 20:39:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlDeleteRegistryValue [2020-10-27 20:39:05,727 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlFreeUnicodeString [2020-10-27 20:39:05,727 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitString [2020-10-27 20:39:05,727 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitUnicodeString [2020-10-27 20:39:05,727 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2020-10-27 20:39:05,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2020-10-27 20:39:05,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 20:39:05,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 20:39:05,728 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2020-10-27 20:39:05,728 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:39:05,728 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:39:05,728 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:39:05,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:39:05,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-27 20:39:05,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:39:05,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-27 20:39:05,729 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2020-10-27 20:39:05,730 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-27 20:39:05,730 INFO L130 BoogieDeclarations]: Found specification of procedure swprintf [2020-10-27 20:39:05,730 INFO L130 BoogieDeclarations]: Found specification of procedure Int64ShllMod32___0 [2020-10-27 20:39:05,730 INFO L130 BoogieDeclarations]: Found specification of procedure Int64ShraMod32___0 [2020-10-27 20:39:05,730 INFO L130 BoogieDeclarations]: Found specification of procedure Int64ShrlMod32___0 [2020-10-27 20:39:05,730 INFO L130 BoogieDeclarations]: Found specification of procedure ListEntry32To64 [2020-10-27 20:39:05,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:39:05,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:39:05,731 INFO L130 BoogieDeclarations]: Found specification of procedure ListEntry64To32 [2020-10-27 20:39:05,731 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 20:39:05,731 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 20:39:05,731 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-10-27 20:39:05,731 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2020-10-27 20:39:05,731 INFO L130 BoogieDeclarations]: Found specification of procedure RtlDeleteRegistryValue [2020-10-27 20:39:05,732 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitString [2020-10-27 20:39:05,732 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitUnicodeString [2020-10-27 20:39:05,732 INFO L130 BoogieDeclarations]: Found specification of procedure RtlAnsiStringToUnicodeString [2020-10-27 20:39:05,732 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCopyUnicodeString [2020-10-27 20:39:05,732 INFO L130 BoogieDeclarations]: Found specification of procedure RtlFreeUnicodeString [2020-10-27 20:39:05,732 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareMemory [2020-10-27 20:39:05,732 INFO L130 BoogieDeclarations]: Found specification of procedure RtlLargeIntegerAdd [2020-10-27 20:39:05,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:39:05,733 INFO L130 BoogieDeclarations]: Found specification of procedure RtlEnlargedIntegerMultiply [2020-10-27 20:39:05,733 INFO L130 BoogieDeclarations]: Found specification of procedure RtlEnlargedUnsignedMultiply [2020-10-27 20:39:05,733 INFO L130 BoogieDeclarations]: Found specification of procedure RtlEnlargedUnsignedDivide [2020-10-27 20:39:05,733 INFO L130 BoogieDeclarations]: Found specification of procedure RtlLargeIntegerNegate [2020-10-27 20:39:05,733 INFO L130 BoogieDeclarations]: Found specification of procedure RtlLargeIntegerSubtract [2020-10-27 20:39:05,733 INFO L130 BoogieDeclarations]: Found specification of procedure RtlConvertLongToLargeInteger [2020-10-27 20:39:05,733 INFO L130 BoogieDeclarations]: Found specification of procedure RtlConvertUlongToLargeInteger [2020-10-27 20:39:05,734 INFO L130 BoogieDeclarations]: Found specification of procedure RtlLargeIntegerShiftLeft [2020-10-27 20:39:05,734 INFO L130 BoogieDeclarations]: Found specification of procedure RtlLargeIntegerShiftRight [2020-10-27 20:39:05,734 INFO L130 BoogieDeclarations]: Found specification of procedure RtlLargeIntegerArithmeticShift [2020-10-27 20:39:05,734 INFO L130 BoogieDeclarations]: Found specification of procedure RtlConvertLongToLuid [2020-10-27 20:39:05,734 INFO L130 BoogieDeclarations]: Found specification of procedure RtlConvertUlongToLuid [2020-10-27 20:39:05,734 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedExchange [2020-10-27 20:39:05,734 INFO L130 BoogieDeclarations]: Found specification of procedure KeGetCurrentProcessorNumber [2020-10-27 20:39:05,735 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeEvent [2020-10-27 20:39:05,735 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-10-27 20:39:05,735 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSemaphore [2020-10-27 20:39:05,735 INFO L130 BoogieDeclarations]: Found specification of procedure KeReleaseSemaphore [2020-10-27 20:39:05,735 INFO L130 BoogieDeclarations]: Found specification of procedure KeDelayExecutionThread [2020-10-27 20:39:05,735 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-10-27 20:39:05,735 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSpinLock [2020-10-27 20:39:05,736 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2020-10-27 20:39:05,736 INFO L130 BoogieDeclarations]: Found specification of procedure ExFreePool [2020-10-27 20:39:05,736 INFO L130 BoogieDeclarations]: Found specification of procedure ExAcquireFastMutex [2020-10-27 20:39:05,736 INFO L130 BoogieDeclarations]: Found specification of procedure ExReleaseFastMutex [2020-10-27 20:39:05,736 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertHeadList [2020-10-27 20:39:05,736 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2020-10-27 20:39:05,736 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedRemoveHeadList [2020-10-27 20:39:05,736 INFO L130 BoogieDeclarations]: Found specification of procedure MmUnlockPages [2020-10-27 20:39:05,737 INFO L130 BoogieDeclarations]: Found specification of procedure MmMapLockedPagesSpecifyCache [2020-10-27 20:39:05,737 INFO L130 BoogieDeclarations]: Found specification of procedure MmAllocateContiguousMemory [2020-10-27 20:39:05,737 INFO L130 BoogieDeclarations]: Found specification of procedure MmFreeContiguousMemory [2020-10-27 20:39:05,737 INFO L130 BoogieDeclarations]: Found specification of procedure MmResetDriverPaging [2020-10-27 20:39:05,737 INFO L130 BoogieDeclarations]: Found specification of procedure MmPageEntireDriver [2020-10-27 20:39:05,737 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2020-10-27 20:39:05,737 INFO L130 BoogieDeclarations]: Found specification of procedure PsTerminateSystemThread [2020-10-27 20:39:05,737 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateMdl [2020-10-27 20:39:05,738 INFO L130 BoogieDeclarations]: Found specification of procedure IoAttachDeviceToDeviceStack [2020-10-27 20:39:05,738 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildAsynchronousFsdRequest [2020-10-27 20:39:05,738 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2020-10-27 20:39:05,738 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-10-27 20:39:05,738 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-10-27 20:39:05,738 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateDevice [2020-10-27 20:39:05,738 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateSymbolicLink [2020-10-27 20:39:05,738 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteDevice [2020-10-27 20:39:05,739 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2020-10-27 20:39:05,739 INFO L130 BoogieDeclarations]: Found specification of procedure IoDetachDevice [2020-10-27 20:39:05,739 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeIrp [2020-10-27 20:39:05,739 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeMdl [2020-10-27 20:39:05,739 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2020-10-27 20:39:05,739 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2020-10-27 20:39:05,739 INFO L130 BoogieDeclarations]: Found specification of procedure IoReleaseCancelSpinLock [2020-10-27 20:39:05,739 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetHardErrorOrVerifyDevice [2020-10-27 20:39:05,740 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2020-10-27 20:39:05,740 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2020-10-27 20:39:05,740 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-10-27 20:39:05,740 INFO L130 BoogieDeclarations]: Found specification of procedure PoStartNextPowerIrp [2020-10-27 20:39:05,740 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2020-10-27 20:39:05,740 INFO L130 BoogieDeclarations]: Found specification of procedure ObfDereferenceObject [2020-10-27 20:39:05,740 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2020-10-27 20:39:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure DriverEntry [2020-10-27 20:39:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyUnload [2020-10-27 20:39:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure FlConfigCallBack [2020-10-27 20:39:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure FlInitializeControllerHardware [2020-10-27 20:39:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2020-10-27 20:39:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2020-10-27 20:39:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyReadWrite [2020-10-27 20:39:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure FlRecalibrateDrive [2020-10-27 20:39:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure FlDatarateSpecifyConfigure [2020-10-27 20:39:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure FlStartDrive [2020-10-27 20:39:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure FlFinishOperation [2020-10-27 20:39:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure FlDetermineMediaType [2020-10-27 20:39:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyThread [2020-10-27 20:39:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure FlReadWrite [2020-10-27 20:39:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure FlFormat [2020-10-27 20:39:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure FlIssueCommand [2020-10-27 20:39:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2020-10-27 20:39:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2020-10-27 20:39:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure FlInterpretError [2020-10-27 20:39:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure FlAllocateIoBuffer [2020-10-27 20:39:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure FlFreeIoBuffer [2020-10-27 20:39:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure FlConsolidateMediaTypeWithBootSector [2020-10-27 20:39:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckBootSector [2020-10-27 20:39:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure FlReadWriteTrack [2020-10-27 20:39:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2020-10-27 20:39:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyAddDevice [2020-10-27 20:39:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2020-10-27 20:39:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPower [2020-10-27 20:39:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2020-10-27 20:39:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2020-10-27 20:39:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2020-10-27 20:39:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2020-10-27 20:39:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCancelQueuedRequest [2020-10-27 20:39:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2020-10-27 20:39:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure FlHdbit [2020-10-27 20:39:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:39:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:39:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-27 20:39:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2020-10-27 20:39:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 20:39:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 20:39:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~PDEVICE_OBJECT~0~X~~PIRP~0~TO~~NTSTATUS~0 [2020-10-27 20:39:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure Int64ShllMod32___1 [2020-10-27 20:39:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure Int64ShraMod32___1 [2020-10-27 20:39:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure Int64ShrlMod32___1 [2020-10-27 20:39:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-10-27 20:39:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:39:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~PDRIVER_OBJECT~0~X~~PUNICODE_STRING~0~TO~~NTSTATUS~0 [2020-10-27 20:39:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~PDRIVER_OBJECT~0~TO~VOID [2020-10-27 20:39:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:39:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-10-27 20:39:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~PDEVICE_OBJECT~0~X~~PIRP~0~X~~PVOID~0~TO~~NTSTATUS~0 [2020-10-27 20:39:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure KeAcquireSpinLockRaiseToDpc [2020-10-27 20:39:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:39:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:39:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:39:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 20:39:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 20:39:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 20:39:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 20:39:08,467 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:08,635 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:08,635 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:08,635 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:08,673 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:08,674 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:20,321 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:20,330 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:20,331 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:20,331 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:20,344 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:20,345 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:20,350 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:20,361 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:20,361 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:20,474 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:20,483 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:20,484 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:20,484 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:20,497 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:20,498 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:20,498 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:20,512 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:20,512 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:20,622 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:20,771 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume !false; [2020-10-27 20:39:20,772 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##48: assume false; [2020-10-27 20:39:21,027 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:21,035 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:21,036 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:21,036 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:21,043 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:21,043 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:21,043 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:21,054 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:21,054 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:21,163 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:21,171 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:21,172 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:21,172 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:21,179 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:21,179 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:35,408 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:35,521 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-10-27 20:39:35,521 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-10-27 20:39:35,990 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:39,201 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2020-10-27 20:39:39,202 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2020-10-27 20:39:42,559 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:42,567 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:42,567 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:39:43,027 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:43,173 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume !false; [2020-10-27 20:39:43,173 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume false; [2020-10-27 20:39:43,179 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:44,834 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2020-10-27 20:39:44,835 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2020-10-27 20:39:44,836 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:44,942 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2020-10-27 20:39:44,942 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2020-10-27 20:39:58,725 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:39:58,736 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:39:58,736 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:40:00,938 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:40:00,947 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:40:00,948 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:40:01,021 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:40:06,370 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-10-27 20:40:06,371 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-10-27 20:40:07,249 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:40:11,338 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##72: assume !false; [2020-10-27 20:40:11,338 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##71: assume false; [2020-10-27 20:40:11,341 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:40:11,388 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-10-27 20:40:11,389 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-10-27 20:40:11,389 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:40:11,809 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2020-10-27 20:40:11,810 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2020-10-27 20:40:11,815 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:40:11,836 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-10-27 20:40:11,836 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-10-27 20:40:11,932 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:40:11,945 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:40:11,945 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:40:12,156 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:40:12,169 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 20:40:12,169 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 20:40:12,172 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:40:14,809 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume !false; [2020-10-27 20:40:14,809 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##52: assume false; [2020-10-27 20:40:15,264 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 20:40:19,127 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2020-10-27 20:40:19,128 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2020-10-27 20:40:19,222 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:40:19,222 INFO L298 CfgBuilder]: Removed 180 assume(true) statements. [2020-10-27 20:40:19,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:40:19 BoogieIcfgContainer [2020-10-27 20:40:19,228 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:40:19,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:40:19,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:40:19,234 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:40:19,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:39:00" (1/3) ... [2020-10-27 20:40:19,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b3591b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:40:19, skipping insertion in model container [2020-10-27 20:40:19,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:39:04" (2/3) ... [2020-10-27 20:40:19,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b3591b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:40:19, skipping insertion in model container [2020-10-27 20:40:19,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:40:19" (3/3) ... [2020-10-27 20:40:19,238 INFO L111 eAbstractionObserver]: Analyzing ICFG floppy2.i.cil.c [2020-10-27 20:40:19,251 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:40:19,259 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 20:40:19,273 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 20:40:19,334 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:40:19,335 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:40:19,335 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:40:19,335 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:40:19,335 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:40:19,335 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:40:19,335 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:40:19,335 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:40:19,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states. [2020-10-27 20:40:19,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-27 20:40:19,400 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:40:19,402 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:40:19,402 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:40:19,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:40:19,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1544288496, now seen corresponding path program 1 times [2020-10-27 20:40:19,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:40:19,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [437400157] [2020-10-27 20:40:19,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:40:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:40:20,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:40:20,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:40:21,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:40:25,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:40:25,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-27 20:40:25,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:40:25,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5369 [2020-10-27 20:40:25,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:40:25,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:40:25,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 20:40:25,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:40:25,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 20:40:25,799 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 20:40:25,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:40:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:40:25,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:40:26,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:40:26,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:40:26,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:40:26,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 199 [2020-10-27 20:40:26,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:40:26,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:40:26,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:40:26,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:40:26,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:40:26,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:40:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:40:26,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:40:26,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:40:26,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:40:26,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:40:26,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 348 [2020-10-27 20:40:26,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:40:26,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:40:26,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 20:40:26,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:40:26,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:40:26,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:40:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:40:26,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:40:27,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:40:27,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:40:27,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:40:27,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 455 [2020-10-27 20:40:27,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:40:27,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:40:27,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 20:40:27,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:40:27,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:40:27,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:40:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:40:27,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:40:27,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:40:27,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 20:40:27,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:40:27,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-27 20:40:27,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:40:27,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:40:27,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:40:27,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:40:27,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:40:27,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:40:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:40:27,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:40:27,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:40:27,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:40:27,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:40:27,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 20:40:27,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:40:27,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:40:27,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:40:27,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:40:27,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:40:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 20:40:27,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [437400157] [2020-10-27 20:40:27,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:40:27,210 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 20:40:27,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471722274] [2020-10-27 20:40:27,217 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 20:40:27,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:40:27,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 20:40:27,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 20:40:27,239 INFO L87 Difference]: Start difference. First operand 2071 states. Second operand 4 states. [2020-10-27 20:40:27,601 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-27 20:41:06,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:41:06,220 INFO L93 Difference]: Finished difference Result 1992 states and 3109 transitions. [2020-10-27 20:41:06,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 20:41:06,222 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 44 [2020-10-27 20:41:06,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:41:06,256 INFO L225 Difference]: With dead ends: 1992 [2020-10-27 20:41:06,256 INFO L226 Difference]: Without dead ends: 1049 [2020-10-27 20:41:06,275 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 20:41:06,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1049 states. [2020-10-27 20:41:06,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1049 to 937. [2020-10-27 20:41:06,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 937 states. [2020-10-27 20:41:06,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 937 states and 1286 transitions. [2020-10-27 20:41:06,551 INFO L78 Accepts]: Start accepts. Automaton has 937 states and 1286 transitions. Word has length 44 [2020-10-27 20:41:06,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:41:06,551 INFO L481 AbstractCegarLoop]: Abstraction has 937 states and 1286 transitions. [2020-10-27 20:41:06,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 20:41:06,552 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1286 transitions. [2020-10-27 20:41:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-27 20:41:06,555 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:41:06,555 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 20:41:06,555 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 20:41:06,556 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:41:06,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:41:06,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1532187501, now seen corresponding path program 1 times [2020-10-27 20:41:06,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:41:06,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1323321374] [2020-10-27 20:41:06,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:41:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:41:06,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:41:08,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:41:11,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:41:11,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-27 20:41:11,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:41:11,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 20:41:11,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:41:11,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:41:11,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 20:41:11,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 20:41:11,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:41:12,152 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 20:41:12,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:41:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:41:12,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:41:12,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:41:12,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:41:12,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:41:12,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 601 [2020-10-27 20:41:12,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:41:12,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:41:12,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:41:12,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:41:12,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:41:12,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:41:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:41:12,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:41:13,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:41:13,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:41:13,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:41:13,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 423 [2020-10-27 20:41:13,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:41:13,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:41:13,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:41:13,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 20:41:13,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:41:13,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:41:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:41:13,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:41:13,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:41:13,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:41:13,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:41:13,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 217 [2020-10-27 20:41:13,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:41:13,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:41:13,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:41:13,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:41:13,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:41:13,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:41:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:41:13,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:41:13,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:41:13,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 20:41:13,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:41:13,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 20:41:13,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:41:13,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:41:13,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:41:13,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:41:13,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:41:13,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:41:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:41:13,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:41:13,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:41:13,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:41:13,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:41:13,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 20:41:13,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:41:13,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:41:13,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:41:13,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:41:13,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:41:13,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 20:41:13,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1323321374] [2020-10-27 20:41:13,788 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:41:13,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-27 20:41:13,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078731045] [2020-10-27 20:41:13,793 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 20:41:13,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:41:13,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 20:41:13,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-27 20:41:13,794 INFO L87 Difference]: Start difference. First operand 937 states and 1286 transitions. Second operand 5 states. [2020-10-27 20:41:14,106 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-27 20:41:16,214 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-27 20:42:01,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:42:01,022 INFO L93 Difference]: Finished difference Result 1072 states and 1523 transitions. [2020-10-27 20:42:01,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 20:42:01,023 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2020-10-27 20:42:01,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:42:01,032 INFO L225 Difference]: With dead ends: 1072 [2020-10-27 20:42:01,033 INFO L226 Difference]: Without dead ends: 1049 [2020-10-27 20:42:01,034 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-27 20:42:01,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1049 states. [2020-10-27 20:42:01,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1049 to 937. [2020-10-27 20:42:01,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 937 states. [2020-10-27 20:42:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 937 states and 1285 transitions. [2020-10-27 20:42:01,184 INFO L78 Accepts]: Start accepts. Automaton has 937 states and 1285 transitions. Word has length 44 [2020-10-27 20:42:01,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:42:01,185 INFO L481 AbstractCegarLoop]: Abstraction has 937 states and 1285 transitions. [2020-10-27 20:42:01,185 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 20:42:01,185 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1285 transitions. [2020-10-27 20:42:01,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-27 20:42:01,199 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:42:01,199 INFO L422 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, 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, 1, 1, 1, 1, 1] [2020-10-27 20:42:01,199 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 20:42:01,199 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:42:01,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:42:01,200 INFO L82 PathProgramCache]: Analyzing trace with hash -1839860787, now seen corresponding path program 1 times [2020-10-27 20:42:01,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:42:01,200 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1344734465] [2020-10-27 20:42:01,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:42:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:42:01,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:42:01,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:42:03,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:42:06,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:42:06,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-27 20:42:06,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:42:06,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5161 [2020-10-27 20:42:06,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:42:06,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 20:42:06,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-27 20:42:06,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 20:42:06,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:42:06,954 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-27 20:42:06,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:42:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:42:06,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:42:07,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:42:07,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:42:07,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:42:07,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 148 [2020-10-27 20:42:07,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:42:07,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:42:07,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:42:07,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:42:07,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:42:07,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:42:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:42:07,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:42:07,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:42:07,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:42:07,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:42:07,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 169 [2020-10-27 20:42:07,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:42:07,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:42:07,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:42:07,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:42:07,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:42:07,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:42:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:42:07,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:42:07,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:42:07,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:42:07,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:42:07,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 177 [2020-10-27 20:42:07,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:42:07,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:42:07,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:42:07,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:42:07,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:42:07,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:42:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:42:07,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:42:07,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:42:07,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 20:42:07,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:42:07,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 20:42:07,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:42:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:42:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:42:07,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:42:07,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:42:07,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:42:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:42:07,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:42:07,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:42:07,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:42:07,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:42:07,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 20:42:07,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:42:07,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:42:07,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:42:07,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:42:07,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:42:07,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 20:42:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:42:07,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:42:07,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:42:07,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:42:07,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:42:07,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 137 [2020-10-27 20:42:07,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:42:07,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:42:07,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:42:07,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:42:07,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:42:07,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 20:42:07,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1344734465] [2020-10-27 20:42:07,929 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:42:07,929 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 20:42:07,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369083953] [2020-10-27 20:42:07,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 20:42:07,931 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:42:07,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 20:42:07,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-27 20:42:07,931 INFO L87 Difference]: Start difference. First operand 937 states and 1285 transitions. Second operand 6 states. [2020-10-27 20:42:08,245 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-27 20:42:14,523 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-27 20:42:20,862 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 171