/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=SHALLOWEST --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/floppy.i.cil-3.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 02:00:32,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 02:00:32,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 02:00:32,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 02:00:32,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 02:00:32,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 02:00:32,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 02:00:32,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 02:00:32,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 02:00:32,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 02:00:32,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 02:00:32,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 02:00:32,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 02:00:32,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 02:00:32,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 02:00:32,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 02:00:32,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 02:00:32,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 02:00:32,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 02:00:32,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 02:00:32,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 02:00:32,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 02:00:32,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 02:00:32,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 02:00:32,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 02:00:32,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 02:00:32,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 02:00:32,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 02:00:32,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 02:00:32,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 02:00:32,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 02:00:32,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 02:00:32,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 02:00:32,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 02:00:32,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 02:00:32,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 02:00:32,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 02:00:32,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 02:00:32,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 02:00:32,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 02:00:32,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 02:00:32,802 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 02:00:32,855 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 02:00:32,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 02:00:32,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 02:00:32,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 02:00:32,859 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 02:00:32,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 02:00:32,860 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 02:00:32,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 02:00:32,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 02:00:32,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 02:00:32,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 02:00:32,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 02:00:32,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 02:00:32,862 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 02:00:32,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 02:00:32,863 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 02:00:32,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 02:00:32,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 02:00:32,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 02:00:32,863 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 02:00:32,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 02:00:32,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 02:00:32,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 02:00:32,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 02:00:32,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 02:00:32,865 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 02:00:32,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 02:00:32,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 02:00:32,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 02:00:32,865 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 02:00:33,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 02:00:33,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 02:00:33,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 02:00:33,346 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 02:00:33,347 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 02:00:33,348 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers/floppy.i.cil-3.c [2020-10-27 02:00:33,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/741459d7f/67fba8ee63f14b5587aac371038e0931/FLAG4ab044d2d [2020-10-27 02:00:34,560 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 02:00:34,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ntdrivers/floppy.i.cil-3.c [2020-10-27 02:00:34,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/741459d7f/67fba8ee63f14b5587aac371038e0931/FLAG4ab044d2d [2020-10-27 02:00:34,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/741459d7f/67fba8ee63f14b5587aac371038e0931 [2020-10-27 02:00:34,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 02:00:34,965 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 02:00:34,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 02:00:34,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 02:00:34,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 02:00:34,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:00:34" (1/1) ... [2020-10-27 02:00:34,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3af7e674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:00:34, skipping insertion in model container [2020-10-27 02:00:34,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:00:34" (1/1) ... [2020-10-27 02:00:34,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 02:00:35,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 02:00:36,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:00:36,543 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 02:00:37,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 02:00:37,367 INFO L208 MainTranslator]: Completed translation [2020-10-27 02:00:37,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:00:37 WrapperNode [2020-10-27 02:00:37,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 02:00:37,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 02:00:37,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 02:00:37,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 02:00:37,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:00:37" (1/1) ... [2020-10-27 02:00:37,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:00:37" (1/1) ... [2020-10-27 02:00:37,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:00:37" (1/1) ... [2020-10-27 02:00:37,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:00:37" (1/1) ... [2020-10-27 02:00:37,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:00:37" (1/1) ... [2020-10-27 02:00:37,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:00:37" (1/1) ... [2020-10-27 02:00:37,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:00:37" (1/1) ... [2020-10-27 02:00:37,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 02:00:37,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 02:00:37,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 02:00:37,996 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 02:00:37,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:00:37" (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 02:00:38,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 02:00:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 02:00:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 02:00:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2020-10-27 02:00:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedExchange [2020-10-27 02:00:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-10-27 02:00:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2020-10-27 02:00:38,086 INFO L138 BoogieDeclarations]: Found implementation of procedure DriverEntry [2020-10-27 02:00:38,086 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyUnload [2020-10-27 02:00:38,086 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyAddDevice [2020-10-27 02:00:38,086 INFO L138 BoogieDeclarations]: Found implementation of procedure FlConfigCallBack [2020-10-27 02:00:38,086 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2020-10-27 02:00:38,086 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2020-10-27 02:00:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2020-10-27 02:00:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2020-10-27 02:00:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2020-10-27 02:00:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2020-10-27 02:00:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2020-10-27 02:00:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPower [2020-10-27 02:00:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyReadWrite [2020-10-27 02:00:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure FlInterpretError [2020-10-27 02:00:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFinishOperation [2020-10-27 02:00:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure FlStartDrive [2020-10-27 02:00:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure FlDatarateSpecifyConfigure [2020-10-27 02:00:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure FlRecalibrateDrive [2020-10-27 02:00:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure FlDetermineMediaType [2020-10-27 02:00:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAllocateIoBuffer [2020-10-27 02:00:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFreeIoBuffer [2020-10-27 02:00:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyThread [2020-10-27 02:00:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure FlConsolidateMediaTypeWithBootSector [2020-10-27 02:00:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckBootSector [2020-10-27 02:00:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure FlReadWriteTrack [2020-10-27 02:00:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure FlReadWrite [2020-10-27 02:00:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFormat [2020-10-27 02:00:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2020-10-27 02:00:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure FlIssueCommand [2020-10-27 02:00:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure FlInitializeControllerHardware [2020-10-27 02:00:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2020-10-27 02:00:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure FlHdbit [2020-10-27 02:00:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2020-10-27 02:00:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCancelQueuedRequest [2020-10-27 02:00:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2020-10-27 02:00:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-10-27 02:00:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 02:00:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAcquireFastMutex [2020-10-27 02:00:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ExReleaseFastMutex [2020-10-27 02:00:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2020-10-27 02:00:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ExFreePool [2020-10-27 02:00:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertHeadList [2020-10-27 02:00:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2020-10-27 02:00:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedRemoveHeadList [2020-10-27 02:00:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateMdl [2020-10-27 02:00:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAttachDeviceToDeviceStack [2020-10-27 02:00:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildAsynchronousFsdRequest [2020-10-27 02:00:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2020-10-27 02:00:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateDevice [2020-10-27 02:00:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateSymbolicLink [2020-10-27 02:00:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteDevice [2020-10-27 02:00:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2020-10-27 02:00:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDetachDevice [2020-10-27 02:00:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeIrp [2020-10-27 02:00:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeMdl [2020-10-27 02:00:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2020-10-27 02:00:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2020-10-27 02:00:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2020-10-27 02:00:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReleaseCancelSpinLock [2020-10-27 02:00:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2020-10-27 02:00:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetHardErrorOrVerifyDevice [2020-10-27 02:00:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-10-27 02:00:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-10-27 02:00:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-10-27 02:00:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure KeAcquireSpinLockRaiseToDpc [2020-10-27 02:00:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure KeDelayExecutionThread [2020-10-27 02:00:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeEvent [2020-10-27 02:00:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSemaphore [2020-10-27 02:00:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSpinLock [2020-10-27 02:00:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure KeReleaseSemaphore [2020-10-27 02:00:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure KfReleaseSpinLock [2020-10-27 02:00:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-10-27 02:00:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-10-27 02:00:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure MmAllocateContiguousMemory [2020-10-27 02:00:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure MmFreeContiguousMemory [2020-10-27 02:00:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure MmMapLockedPagesSpecifyCache [2020-10-27 02:00:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure MmPageEntireDriver [2020-10-27 02:00:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure MmResetDriverPaging [2020-10-27 02:00:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure MmUnlockPages [2020-10-27 02:00:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2020-10-27 02:00:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ObfDereferenceObject [2020-10-27 02:00:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-10-27 02:00:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure PoStartNextPowerIrp [2020-10-27 02:00:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2020-10-27 02:00:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure PsTerminateSystemThread [2020-10-27 02:00:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlAnsiStringToUnicodeString [2020-10-27 02:00:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareMemory [2020-10-27 02:00:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCopyUnicodeString [2020-10-27 02:00:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlDeleteRegistryValue [2020-10-27 02:00:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlFreeUnicodeString [2020-10-27 02:00:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitString [2020-10-27 02:00:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitUnicodeString [2020-10-27 02:00:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2020-10-27 02:00:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2020-10-27 02:00:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 02:00:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 02:00:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2020-10-27 02:00:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 02:00:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 02:00:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 02:00:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 02:00:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 02:00:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-27 02:00:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 02:00:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-27 02:00:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2020-10-27 02:00:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-27 02:00:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure swprintf [2020-10-27 02:00:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 02:00:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 02:00:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-10-27 02:00:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2020-10-27 02:00:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure RtlDeleteRegistryValue [2020-10-27 02:00:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitString [2020-10-27 02:00:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitUnicodeString [2020-10-27 02:00:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure RtlAnsiStringToUnicodeString [2020-10-27 02:00:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCopyUnicodeString [2020-10-27 02:00:38,104 INFO L130 BoogieDeclarations]: Found specification of procedure RtlFreeUnicodeString [2020-10-27 02:00:38,104 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareMemory [2020-10-27 02:00:38,104 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedExchange [2020-10-27 02:00:38,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 02:00:38,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 02:00:38,104 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeEvent [2020-10-27 02:00:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-10-27 02:00:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSemaphore [2020-10-27 02:00:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure KeReleaseSemaphore [2020-10-27 02:00:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure KeDelayExecutionThread [2020-10-27 02:00:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-10-27 02:00:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSpinLock [2020-10-27 02:00:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure KfReleaseSpinLock [2020-10-27 02:00:38,106 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2020-10-27 02:00:38,106 INFO L130 BoogieDeclarations]: Found specification of procedure ExFreePool [2020-10-27 02:00:38,106 INFO L130 BoogieDeclarations]: Found specification of procedure ExAcquireFastMutex [2020-10-27 02:00:38,106 INFO L130 BoogieDeclarations]: Found specification of procedure ExReleaseFastMutex [2020-10-27 02:00:38,106 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertHeadList [2020-10-27 02:00:38,106 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2020-10-27 02:00:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedRemoveHeadList [2020-10-27 02:00:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure MmUnlockPages [2020-10-27 02:00:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure MmMapLockedPagesSpecifyCache [2020-10-27 02:00:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure MmAllocateContiguousMemory [2020-10-27 02:00:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure MmFreeContiguousMemory [2020-10-27 02:00:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure MmResetDriverPaging [2020-10-27 02:00:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure MmPageEntireDriver [2020-10-27 02:00:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2020-10-27 02:00:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure PsTerminateSystemThread [2020-10-27 02:00:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateMdl [2020-10-27 02:00:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure IoAttachDeviceToDeviceStack [2020-10-27 02:00:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildAsynchronousFsdRequest [2020-10-27 02:00:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2020-10-27 02:00:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-10-27 02:00:38,109 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-10-27 02:00:38,109 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateDevice [2020-10-27 02:00:38,109 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateSymbolicLink [2020-10-27 02:00:38,109 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteDevice [2020-10-27 02:00:38,109 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2020-10-27 02:00:38,109 INFO L130 BoogieDeclarations]: Found specification of procedure IoDetachDevice [2020-10-27 02:00:38,109 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeIrp [2020-10-27 02:00:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeMdl [2020-10-27 02:00:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2020-10-27 02:00:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2020-10-27 02:00:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure IoReleaseCancelSpinLock [2020-10-27 02:00:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetHardErrorOrVerifyDevice [2020-10-27 02:00:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2020-10-27 02:00:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2020-10-27 02:00:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-10-27 02:00:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure PoStartNextPowerIrp [2020-10-27 02:00:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2020-10-27 02:00:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure ObfDereferenceObject [2020-10-27 02:00:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2020-10-27 02:00:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure DriverEntry [2020-10-27 02:00:38,111 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyUnload [2020-10-27 02:00:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure FlConfigCallBack [2020-10-27 02:00:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure FlInitializeControllerHardware [2020-10-27 02:00:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2020-10-27 02:00:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2020-10-27 02:00:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyReadWrite [2020-10-27 02:00:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure FlRecalibrateDrive [2020-10-27 02:00:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure FlDatarateSpecifyConfigure [2020-10-27 02:00:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure FlStartDrive [2020-10-27 02:00:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure FlFinishOperation [2020-10-27 02:00:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure FlDetermineMediaType [2020-10-27 02:00:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyThread [2020-10-27 02:00:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure FlReadWrite [2020-10-27 02:00:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure FlFormat [2020-10-27 02:00:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure FlIssueCommand [2020-10-27 02:00:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2020-10-27 02:00:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2020-10-27 02:00:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure FlInterpretError [2020-10-27 02:00:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure FlAllocateIoBuffer [2020-10-27 02:00:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure FlFreeIoBuffer [2020-10-27 02:00:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure FlConsolidateMediaTypeWithBootSector [2020-10-27 02:00:38,115 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckBootSector [2020-10-27 02:00:38,115 INFO L130 BoogieDeclarations]: Found specification of procedure FlReadWriteTrack [2020-10-27 02:00:38,115 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2020-10-27 02:00:38,115 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyAddDevice [2020-10-27 02:00:38,115 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2020-10-27 02:00:38,115 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPower [2020-10-27 02:00:38,115 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2020-10-27 02:00:38,115 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2020-10-27 02:00:38,116 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2020-10-27 02:00:38,116 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2020-10-27 02:00:38,116 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCancelQueuedRequest [2020-10-27 02:00:38,116 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2020-10-27 02:00:38,116 INFO L130 BoogieDeclarations]: Found specification of procedure FlHdbit [2020-10-27 02:00:38,116 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-10-27 02:00:38,116 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2020-10-27 02:00:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 02:00:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 02:00:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 02:00:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2020-10-27 02:00:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 02:00:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 02:00:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 02:00:38,118 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-10-27 02:00:38,118 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 02:00:38,118 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-10-27 02:00:38,118 INFO L130 BoogieDeclarations]: Found specification of procedure KeAcquireSpinLockRaiseToDpc [2020-10-27 02:00:38,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 02:00:38,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 02:00:38,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 02:00:38,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 02:00:38,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 02:00:38,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 02:00:38,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 02:00:39,600 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:39,683 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:39,684 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:39,685 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:39,707 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:39,707 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:50,627 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:50,646 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:50,647 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:50,647 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:50,665 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:50,665 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:50,674 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:50,688 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:50,688 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:50,755 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:50,765 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:50,766 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:50,766 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:50,780 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:50,780 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:50,781 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:50,794 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:50,795 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:50,863 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:50,963 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2020-10-27 02:00:50,963 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2020-10-27 02:00:51,084 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:51,093 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:51,093 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:51,093 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:51,101 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:51,101 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:51,101 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:51,118 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:51,118 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:51,134 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:51,145 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:51,145 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:00:51,145 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:00:51,154 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:00:51,154 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:01:03,664 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:01:03,737 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-10-27 02:01:03,737 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-10-27 02:01:06,173 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:01:13,932 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2020-10-27 02:01:13,932 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2020-10-27 02:01:15,675 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:01:15,689 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:01:15,690 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:01:43,555 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:01:46,430 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2020-10-27 02:01:46,430 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2020-10-27 02:01:46,437 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:01:54,209 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2020-10-27 02:01:54,210 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2020-10-27 02:01:54,210 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:01:54,351 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2020-10-27 02:01:54,352 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2020-10-27 02:02:12,880 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:02:12,895 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:02:12,896 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:02:15,024 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:02:15,050 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:02:15,050 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:02:17,261 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:02:21,522 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-10-27 02:02:21,523 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-10-27 02:02:21,820 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:02:29,805 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##48: assume !false; [2020-10-27 02:02:29,806 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume false; [2020-10-27 02:02:29,813 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:02:29,905 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-10-27 02:02:29,906 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-10-27 02:02:29,906 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:02:35,461 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2020-10-27 02:02:35,461 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2020-10-27 02:02:35,467 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:02:35,491 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-10-27 02:02:35,491 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-10-27 02:02:35,580 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:02:35,600 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:02:35,600 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:02:35,656 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:02:35,675 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-27 02:02:35,675 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-27 02:02:35,677 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:02:36,584 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume !false; [2020-10-27 02:02:36,584 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##45: assume false; [2020-10-27 02:02:36,855 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-27 02:02:39,919 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2020-10-27 02:02:39,919 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2020-10-27 02:02:40,003 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 02:02:40,003 INFO L298 CfgBuilder]: Removed 22 assume(true) statements. [2020-10-27 02:02:40,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:02:40 BoogieIcfgContainer [2020-10-27 02:02:40,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 02:02:40,010 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 02:02:40,010 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 02:02:40,014 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 02:02:40,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:00:34" (1/3) ... [2020-10-27 02:02:40,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d6eb77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:02:40, skipping insertion in model container [2020-10-27 02:02:40,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:00:37" (2/3) ... [2020-10-27 02:02:40,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d6eb77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:02:40, skipping insertion in model container [2020-10-27 02:02:40,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:02:40" (3/3) ... [2020-10-27 02:02:40,018 INFO L111 eAbstractionObserver]: Analyzing ICFG floppy.i.cil-3.c [2020-10-27 02:02:40,031 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 02:02:40,054 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 02:02:40,069 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 02:02:40,107 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 02:02:40,107 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 02:02:40,107 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 02:02:40,107 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 02:02:40,108 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 02:02:40,108 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 02:02:40,108 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 02:02:40,108 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 02:02:40,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states. [2020-10-27 02:02:40,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-27 02:02:40,163 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 02:02:40,163 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] [2020-10-27 02:02:40,164 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 02:02:40,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 02:02:40,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1634963214, now seen corresponding path program 1 times [2020-10-27 02:02:40,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 02:02:40,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1616056439] [2020-10-27 02:02:40,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 02:02:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:02:40,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:02:41,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:02:46,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:02:46,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-27 02:02:46,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 02:02:46,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5353 [2020-10-27 02:02:46,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:02:46,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:02:46,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:02:46,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 02:02:46,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 02:02:46,620 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 02:02:46,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 02:02:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:02:46,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:02:46,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:02:46,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:02:46,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:02:46,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 222 [2020-10-27 02:02:46,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:02:46,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:02:46,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:02:46,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:02:46,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:02:46,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 02:02:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:02:47,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:02:47,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:02:47,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 02:02:47,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:02:47,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 02:02:47,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:02:47,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 02:02:47,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 02:02:47,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 02:02:47,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 02:02:47,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 02:02:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:02:47,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:02:47,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:02:47,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:02:47,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:02:47,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 02:02:47,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:02:47,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:02:47,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 02:02:47,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:02:47,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:02:47,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 02:02:47,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:02:47,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:02:47,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:02:47,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 02:02:47,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:02:47,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 02:02:47,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:02:47,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:02:47,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 02:02:47,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:02:47,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:02:47,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 02:02:47,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 02:02:47,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 02:02:47,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 02:02:47,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 02:02:47,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 02:02:47,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 02:02:47,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 02:02:47,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 02:02:47,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 02:02:47,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 02:02:47,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 02:02:47,469 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 02:02:47,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1616056439] [2020-10-27 02:02:47,472 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 02:02:47,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 02:02:47,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92285262] [2020-10-27 02:02:47,479 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 02:02:47,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 02:02:47,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 02:02:47,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-27 02:02:47,504 INFO L87 Difference]: Start difference. First operand 1467 states. Second operand 9 states. [2020-10-27 02:02:47,880 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 02:02:53,299 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 02:02:53,837 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 213