/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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 [2020-10-29 10:02:32,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:02:32,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:02:32,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:02:32,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:02:32,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:02:32,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:02:32,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:02:32,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:02:32,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:02:32,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:02:32,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:02:32,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:02:32,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:02:32,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:02:32,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:02:32,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:02:32,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:02:32,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:02:32,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:02:32,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:02:32,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:02:32,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:02:32,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:02:32,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:02:32,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:02:32,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:02:32,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:02:32,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:02:32,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:02:32,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:02:32,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:02:32,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:02:32,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:02:32,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:02:32,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:02:32,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:02:32,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:02:32,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:02:32,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:02:32,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:02:32,468 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 [2020-10-29 10:02:32,524 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:02:32,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:02:32,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:02:32,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:02:32,531 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:02:32,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:02:32,532 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:02:32,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:02:32,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:02:32,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:02:32,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:02:32,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:02:32,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:02:32,534 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:02:32,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:02:32,535 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:02:32,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:02:32,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:02:32,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:02:32,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:02:32,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:02:32,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:02:32,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:02:32,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:02:32,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:02:32,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:02:32,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:02:32,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:02:32,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:02:32,538 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:02:32,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:02:33,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:02:33,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:02:33,039 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:02:33,040 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:02:33,041 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers/floppy.i.cil-3.c [2020-10-29 10:02:33,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a588194bc/6ca7a256633246e1af1c0cf61ba740e8/FLAGd5162754d [2020-10-29 10:02:34,174 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:02:34,175 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ntdrivers/floppy.i.cil-3.c [2020-10-29 10:02:34,246 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a588194bc/6ca7a256633246e1af1c0cf61ba740e8/FLAGd5162754d [2020-10-29 10:02:34,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a588194bc/6ca7a256633246e1af1c0cf61ba740e8 [2020-10-29 10:02:34,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:02:34,655 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:02:34,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:02:34,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:02:34,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:02:34,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:02:34" (1/1) ... [2020-10-29 10:02:34,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@384e2dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:34, skipping insertion in model container [2020-10-29 10:02:34,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:02:34" (1/1) ... [2020-10-29 10:02:34,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:02:34,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:02:36,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:02:36,529 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:02:37,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:02:37,295 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:02:37,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:37 WrapperNode [2020-10-29 10:02:37,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:02:37,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:02:37,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:02:37,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:02:37,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:37" (1/1) ... [2020-10-29 10:02:37,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:37" (1/1) ... [2020-10-29 10:02:37,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:37" (1/1) ... [2020-10-29 10:02:37,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:37" (1/1) ... [2020-10-29 10:02:37,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:37" (1/1) ... [2020-10-29 10:02:37,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:37" (1/1) ... [2020-10-29 10:02:37,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:37" (1/1) ... [2020-10-29 10:02:37,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:02:37,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:02:37,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:02:37,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:02:37,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:37" (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 [2020-10-29 10:02:38,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:02:38,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:02:38,060 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:02:38,060 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2020-10-29 10:02:38,061 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedExchange [2020-10-29 10:02:38,061 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-10-29 10:02:38,061 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2020-10-29 10:02:38,061 INFO L138 BoogieDeclarations]: Found implementation of procedure DriverEntry [2020-10-29 10:02:38,061 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyUnload [2020-10-29 10:02:38,062 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyAddDevice [2020-10-29 10:02:38,063 INFO L138 BoogieDeclarations]: Found implementation of procedure FlConfigCallBack [2020-10-29 10:02:38,063 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2020-10-29 10:02:38,063 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2020-10-29 10:02:38,063 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2020-10-29 10:02:38,063 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2020-10-29 10:02:38,064 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2020-10-29 10:02:38,064 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2020-10-29 10:02:38,065 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2020-10-29 10:02:38,065 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPower [2020-10-29 10:02:38,065 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyReadWrite [2020-10-29 10:02:38,065 INFO L138 BoogieDeclarations]: Found implementation of procedure FlInterpretError [2020-10-29 10:02:38,065 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFinishOperation [2020-10-29 10:02:38,065 INFO L138 BoogieDeclarations]: Found implementation of procedure FlStartDrive [2020-10-29 10:02:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure FlDatarateSpecifyConfigure [2020-10-29 10:02:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure FlRecalibrateDrive [2020-10-29 10:02:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure FlDetermineMediaType [2020-10-29 10:02:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAllocateIoBuffer [2020-10-29 10:02:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFreeIoBuffer [2020-10-29 10:02:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyThread [2020-10-29 10:02:38,066 INFO L138 BoogieDeclarations]: Found implementation of procedure FlConsolidateMediaTypeWithBootSector [2020-10-29 10:02:38,067 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckBootSector [2020-10-29 10:02:38,067 INFO L138 BoogieDeclarations]: Found implementation of procedure FlReadWriteTrack [2020-10-29 10:02:38,067 INFO L138 BoogieDeclarations]: Found implementation of procedure FlReadWrite [2020-10-29 10:02:38,067 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFormat [2020-10-29 10:02:38,067 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2020-10-29 10:02:38,067 INFO L138 BoogieDeclarations]: Found implementation of procedure FlIssueCommand [2020-10-29 10:02:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure FlInitializeControllerHardware [2020-10-29 10:02:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2020-10-29 10:02:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure FlHdbit [2020-10-29 10:02:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2020-10-29 10:02:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCancelQueuedRequest [2020-10-29 10:02:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2020-10-29 10:02:38,068 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-10-29 10:02:38,069 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:02:38,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAcquireFastMutex [2020-10-29 10:02:38,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ExReleaseFastMutex [2020-10-29 10:02:38,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2020-10-29 10:02:38,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ExFreePool [2020-10-29 10:02:38,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertHeadList [2020-10-29 10:02:38,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2020-10-29 10:02:38,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedRemoveHeadList [2020-10-29 10:02:38,071 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateMdl [2020-10-29 10:02:38,071 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAttachDeviceToDeviceStack [2020-10-29 10:02:38,071 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildAsynchronousFsdRequest [2020-10-29 10:02:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2020-10-29 10:02:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateDevice [2020-10-29 10:02:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateSymbolicLink [2020-10-29 10:02:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteDevice [2020-10-29 10:02:38,073 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2020-10-29 10:02:38,073 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDetachDevice [2020-10-29 10:02:38,073 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeIrp [2020-10-29 10:02:38,073 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeMdl [2020-10-29 10:02:38,073 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2020-10-29 10:02:38,074 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2020-10-29 10:02:38,074 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2020-10-29 10:02:38,074 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReleaseCancelSpinLock [2020-10-29 10:02:38,074 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2020-10-29 10:02:38,074 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetHardErrorOrVerifyDevice [2020-10-29 10:02:38,074 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-10-29 10:02:38,075 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-10-29 10:02:38,075 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-10-29 10:02:38,075 INFO L138 BoogieDeclarations]: Found implementation of procedure KeAcquireSpinLockRaiseToDpc [2020-10-29 10:02:38,077 INFO L138 BoogieDeclarations]: Found implementation of procedure KeDelayExecutionThread [2020-10-29 10:02:38,077 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeEvent [2020-10-29 10:02:38,077 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSemaphore [2020-10-29 10:02:38,077 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSpinLock [2020-10-29 10:02:38,127 INFO L138 BoogieDeclarations]: Found implementation of procedure KeReleaseSemaphore [2020-10-29 10:02:38,127 INFO L138 BoogieDeclarations]: Found implementation of procedure KfReleaseSpinLock [2020-10-29 10:02:38,127 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-10-29 10:02:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-10-29 10:02:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure MmAllocateContiguousMemory [2020-10-29 10:02:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure MmFreeContiguousMemory [2020-10-29 10:02:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure MmMapLockedPagesSpecifyCache [2020-10-29 10:02:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure MmPageEntireDriver [2020-10-29 10:02:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure MmResetDriverPaging [2020-10-29 10:02:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure MmUnlockPages [2020-10-29 10:02:38,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2020-10-29 10:02:38,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ObfDereferenceObject [2020-10-29 10:02:38,129 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-10-29 10:02:38,129 INFO L138 BoogieDeclarations]: Found implementation of procedure PoStartNextPowerIrp [2020-10-29 10:02:38,130 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2020-10-29 10:02:38,130 INFO L138 BoogieDeclarations]: Found implementation of procedure PsTerminateSystemThread [2020-10-29 10:02:38,130 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlAnsiStringToUnicodeString [2020-10-29 10:02:38,130 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareMemory [2020-10-29 10:02:38,130 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCopyUnicodeString [2020-10-29 10:02:38,131 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlDeleteRegistryValue [2020-10-29 10:02:38,131 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlFreeUnicodeString [2020-10-29 10:02:38,131 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitString [2020-10-29 10:02:38,131 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitUnicodeString [2020-10-29 10:02:38,131 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2020-10-29 10:02:38,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2020-10-29 10:02:38,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 10:02:38,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-29 10:02:38,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2020-10-29 10:02:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:02:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:02:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:02:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:02:38,133 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:02:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-29 10:02:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:02:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-29 10:02:38,135 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2020-10-29 10:02:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-29 10:02:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure swprintf [2020-10-29 10:02:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 10:02:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 10:02:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-10-29 10:02:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2020-10-29 10:02:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure RtlDeleteRegistryValue [2020-10-29 10:02:38,136 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitString [2020-10-29 10:02:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitUnicodeString [2020-10-29 10:02:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure RtlAnsiStringToUnicodeString [2020-10-29 10:02:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCopyUnicodeString [2020-10-29 10:02:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure RtlFreeUnicodeString [2020-10-29 10:02:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareMemory [2020-10-29 10:02:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedExchange [2020-10-29 10:02:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:02:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:02:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeEvent [2020-10-29 10:02:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-10-29 10:02:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSemaphore [2020-10-29 10:02:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure KeReleaseSemaphore [2020-10-29 10:02:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure KeDelayExecutionThread [2020-10-29 10:02:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-10-29 10:02:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSpinLock [2020-10-29 10:02:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure KfReleaseSpinLock [2020-10-29 10:02:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2020-10-29 10:02:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure ExFreePool [2020-10-29 10:02:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure ExAcquireFastMutex [2020-10-29 10:02:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure ExReleaseFastMutex [2020-10-29 10:02:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertHeadList [2020-10-29 10:02:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2020-10-29 10:02:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedRemoveHeadList [2020-10-29 10:02:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure MmUnlockPages [2020-10-29 10:02:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure MmMapLockedPagesSpecifyCache [2020-10-29 10:02:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure MmAllocateContiguousMemory [2020-10-29 10:02:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure MmFreeContiguousMemory [2020-10-29 10:02:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure MmResetDriverPaging [2020-10-29 10:02:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure MmPageEntireDriver [2020-10-29 10:02:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2020-10-29 10:02:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure PsTerminateSystemThread [2020-10-29 10:02:38,147 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateMdl [2020-10-29 10:02:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure IoAttachDeviceToDeviceStack [2020-10-29 10:02:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildAsynchronousFsdRequest [2020-10-29 10:02:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2020-10-29 10:02:38,148 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-10-29 10:02:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-10-29 10:02:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateDevice [2020-10-29 10:02:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateSymbolicLink [2020-10-29 10:02:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteDevice [2020-10-29 10:02:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2020-10-29 10:02:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure IoDetachDevice [2020-10-29 10:02:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeIrp [2020-10-29 10:02:38,149 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeMdl [2020-10-29 10:02:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2020-10-29 10:02:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2020-10-29 10:02:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure IoReleaseCancelSpinLock [2020-10-29 10:02:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetHardErrorOrVerifyDevice [2020-10-29 10:02:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2020-10-29 10:02:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2020-10-29 10:02:38,150 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-10-29 10:02:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure PoStartNextPowerIrp [2020-10-29 10:02:38,151 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2020-10-29 10:02:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ObfDereferenceObject [2020-10-29 10:02:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2020-10-29 10:02:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure DriverEntry [2020-10-29 10:02:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyUnload [2020-10-29 10:02:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure FlConfigCallBack [2020-10-29 10:02:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure FlInitializeControllerHardware [2020-10-29 10:02:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2020-10-29 10:02:38,152 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2020-10-29 10:02:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyReadWrite [2020-10-29 10:02:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure FlRecalibrateDrive [2020-10-29 10:02:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure FlDatarateSpecifyConfigure [2020-10-29 10:02:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure FlStartDrive [2020-10-29 10:02:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure FlFinishOperation [2020-10-29 10:02:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure FlDetermineMediaType [2020-10-29 10:02:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyThread [2020-10-29 10:02:38,153 INFO L130 BoogieDeclarations]: Found specification of procedure FlReadWrite [2020-10-29 10:02:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure FlFormat [2020-10-29 10:02:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure FlIssueCommand [2020-10-29 10:02:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2020-10-29 10:02:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2020-10-29 10:02:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure FlInterpretError [2020-10-29 10:02:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure FlAllocateIoBuffer [2020-10-29 10:02:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure FlFreeIoBuffer [2020-10-29 10:02:38,154 INFO L130 BoogieDeclarations]: Found specification of procedure FlConsolidateMediaTypeWithBootSector [2020-10-29 10:02:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckBootSector [2020-10-29 10:02:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure FlReadWriteTrack [2020-10-29 10:02:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2020-10-29 10:02:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyAddDevice [2020-10-29 10:02:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2020-10-29 10:02:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPower [2020-10-29 10:02:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2020-10-29 10:02:38,155 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2020-10-29 10:02:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2020-10-29 10:02:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2020-10-29 10:02:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCancelQueuedRequest [2020-10-29 10:02:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2020-10-29 10:02:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure FlHdbit [2020-10-29 10:02:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-10-29 10:02:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2020-10-29 10:02:38,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:02:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:02:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:02:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2020-10-29 10:02:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-29 10:02:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 10:02:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:02:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-10-29 10:02:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:02:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-10-29 10:02:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure KeAcquireSpinLockRaiseToDpc [2020-10-29 10:02:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:02:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:02:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:02:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 10:02:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 10:02:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 10:02:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 10:02:39,556 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:39,599 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:39,599 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:39,600 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:39,612 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:39,612 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:51,046 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,062 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:51,062 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:51,063 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,096 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:51,096 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:51,119 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,130 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:51,131 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:51,209 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,221 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:51,222 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:51,222 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,236 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:51,236 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:51,237 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,251 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:51,251 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:51,328 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,596 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2020-10-29 10:02:51,596 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2020-10-29 10:02:51,716 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,724 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:51,724 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:51,725 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,733 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:51,733 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:51,734 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,746 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:51,747 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:51,765 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,775 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:51,775 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:51,776 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:51,783 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:51,784 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:03,125 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:03,168 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-10-29 10:03:03,169 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-10-29 10:03:05,597 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:12,151 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2020-10-29 10:03:12,152 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2020-10-29 10:03:13,546 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:13,558 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:13,559 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:38,922 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:42,014 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2020-10-29 10:03:42,014 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2020-10-29 10:03:42,018 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:49,509 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2020-10-29 10:03:49,509 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2020-10-29 10:03:49,510 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:49,640 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2020-10-29 10:03:49,640 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2020-10-29 10:04:07,870 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:07,885 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:04:07,885 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:04:10,011 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:10,024 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:04:10,024 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:04:12,255 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:15,917 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-10-29 10:04:15,917 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-10-29 10:04:16,291 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:24,786 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##48: assume !false; [2020-10-29 10:04:24,786 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume false; [2020-10-29 10:04:24,788 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:24,867 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-10-29 10:04:24,868 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-10-29 10:04:24,869 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:30,180 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2020-10-29 10:04:30,181 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2020-10-29 10:04:30,186 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:30,208 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-10-29 10:04:30,209 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-10-29 10:04:30,280 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:30,295 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:04:30,295 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:04:30,346 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:30,361 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:04:30,362 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:04:30,363 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:31,066 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume !false; [2020-10-29 10:04:31,066 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##45: assume false; [2020-10-29 10:04:31,288 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:33,860 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2020-10-29 10:04:33,861 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2020-10-29 10:04:33,936 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:04:33,936 INFO L298 CfgBuilder]: Removed 22 assume(true) statements. [2020-10-29 10:04:33,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:04:33 BoogieIcfgContainer [2020-10-29 10:04:33,946 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:04:33,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:04:33,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:04:33,953 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:04:33,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:02:34" (1/3) ... [2020-10-29 10:04:33,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1927a84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:04:33, skipping insertion in model container [2020-10-29 10:04:33,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:37" (2/3) ... [2020-10-29 10:04:33,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1927a84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:04:33, skipping insertion in model container [2020-10-29 10:04:33,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:04:33" (3/3) ... [2020-10-29 10:04:33,958 INFO L111 eAbstractionObserver]: Analyzing ICFG floppy.i.cil-3.c [2020-10-29 10:04:33,974 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:04:33,981 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 10:04:33,997 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 10:04:34,050 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:04:34,050 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:04:34,050 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:04:34,050 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:04:34,050 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:04:34,050 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:04:34,051 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:04:34,051 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:04:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states. [2020-10-29 10:04:34,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-29 10:04:34,106 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:04:34,107 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] [2020-10-29 10:04:34,108 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:04:34,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:04:34,114 INFO L82 PathProgramCache]: Analyzing trace with hash -1634963214, now seen corresponding path program 1 times [2020-10-29 10:04:34,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:04:34,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [529010084] [2020-10-29 10:04:34,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:04:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:34,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:35,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:39,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:39,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-29 10:04:39,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:04:39,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5139 [2020-10-29 10:04:39,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:39,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:39,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:04:39,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-29 10:04:39,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:04:39,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:04:40,417 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 10:04:40,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:04:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:40,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:40,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:40,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:04:40,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:40,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 190 [2020-10-29 10:04:40,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:40,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:40,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:04:40,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:40,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:04:40,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:40,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:04:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:40,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:40,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:40,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:40,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:04:40,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:04:40,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 10:04:40,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:40,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:40,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:04:40,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:04:40,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:04:40,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:41,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:04:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:41,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:41,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:41,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:04:41,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:41,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 10:04:41,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:41,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:41,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:04:41,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:41,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:04:41,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:41,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 10:04:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:41,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:41,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:41,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:04:41,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:41,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-29 10:04:41,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:41,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:41,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:04:41,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:41,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:04:41,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:41,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:04:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:41,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:41,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:41,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:04:41,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:41,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 10:04:41,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:41,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:41,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:04:41,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:41,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:04:41,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:41,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:04:41,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [529010084] [2020-10-29 10:04:41,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:04:41,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 10:04:41,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251765089] [2020-10-29 10:04:41,340 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 10:04:41,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:04:41,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 10:04:41,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-29 10:04:41,358 INFO L87 Difference]: Start difference. First operand 1467 states. Second operand 10 states. [2020-10-29 10:04:41,745 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 10:04:45,167 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 10:04:45,738 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 10:04:46,287 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-29 10:05:51,692 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 10:05:52,163 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-29 10:06:23,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:06:23,272 INFO L93 Difference]: Finished difference Result 1454 states and 2207 transitions. [2020-10-29 10:06:23,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-29 10:06:23,275 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 38 [2020-10-29 10:06:23,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:06:23,297 INFO L225 Difference]: With dead ends: 1454 [2020-10-29 10:06:23,297 INFO L226 Difference]: Without dead ends: 764 [2020-10-29 10:06:23,308 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2020-10-29 10:06:23,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states. [2020-10-29 10:06:23,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 670. [2020-10-29 10:06:23,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 670 states. [2020-10-29 10:06:23,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 932 transitions. [2020-10-29 10:06:23,484 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 932 transitions. Word has length 38 [2020-10-29 10:06:23,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:06:23,485 INFO L481 AbstractCegarLoop]: Abstraction has 670 states and 932 transitions. [2020-10-29 10:06:23,485 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 10:06:23,485 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 932 transitions. [2020-10-29 10:06:23,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-29 10:06:23,487 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:06:23,487 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] [2020-10-29 10:06:23,488 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:06:23,488 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:06:23,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:06:23,489 INFO L82 PathProgramCache]: Analyzing trace with hash -1588468269, now seen corresponding path program 1 times [2020-10-29 10:06:23,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:06:23,489 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [23063014] [2020-10-29 10:06:23,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:06:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:23,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:23,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:24,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:28,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:28,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 10:06:28,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 10:06:28,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5232 [2020-10-29 10:06:28,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:28,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:28,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 10:06:28,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-29 10:06:28,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:06:28,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:29,352 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 10:06:29,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:06:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:29,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:29,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:29,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:06:29,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:29,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 201 [2020-10-29 10:06:29,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:29,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:29,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:06:29,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:06:29,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:06:29,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:29,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:06:29,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:29,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:29,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:29,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:29,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:06:29,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:06:29,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-29 10:06:29,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:29,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:29,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:06:29,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:06:29,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:06:29,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:29,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 10:06:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:29,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:29,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:29,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:06:29,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:29,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 10:06:29,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:29,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:29,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:06:29,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:06:29,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:06:29,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0