/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=BIGGEST --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 -i ../../../trunk/examples/svcomp/ntdrivers/floppy.i.cil-3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:27:19,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:27:19,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:27:19,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:27:19,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:27:19,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:27:19,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:27:19,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:27:19,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:27:19,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:27:19,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:27:19,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:27:19,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:27:19,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:27:19,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:27:19,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:27:19,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:27:19,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:27:19,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:27:19,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:27:19,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:27:19,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:27:19,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:27:19,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:27:19,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:27:19,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:27:19,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:27:19,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:27:19,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:27:19,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:27:19,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:27:19,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:27:19,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:27:19,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:27:19,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:27:19,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:27:19,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:27:19,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:27:19,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:27:19,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:27:19,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:27:19,117 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 [2020-10-12 16:27:19,140 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:27:19,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:27:19,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:27:19,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:27:19,142 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:27:19,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:27:19,142 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:27:19,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:27:19,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:27:19,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:27:19,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:27:19,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:27:19,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:27:19,143 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:27:19,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:27:19,144 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:27:19,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:27:19,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:27:19,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:27:19,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:27:19,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:27:19,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:27:19,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:27:19,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:27:19,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:27:19,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:27:19,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:27:19,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:27:19,146 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:27:19,146 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:27:19,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:27:19,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:27:19,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:27:19,534 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:27:19,536 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:27:19,537 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers/floppy.i.cil-3.c [2020-10-12 16:27:19,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4038900fb/f1b381219939469084c1322ef887b790/FLAG8ba049fd1 [2020-10-12 16:27:20,417 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:27:20,418 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ntdrivers/floppy.i.cil-3.c [2020-10-12 16:27:20,462 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4038900fb/f1b381219939469084c1322ef887b790/FLAG8ba049fd1 [2020-10-12 16:27:20,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4038900fb/f1b381219939469084c1322ef887b790 [2020-10-12 16:27:20,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:27:20,972 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:27:20,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:27:20,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:27:20,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:27:20,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:27:20" (1/1) ... [2020-10-12 16:27:20,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c88769 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:27:20, skipping insertion in model container [2020-10-12 16:27:20,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:27:20" (1/1) ... [2020-10-12 16:27:20,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:27:21,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:27:22,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:27:22,585 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:27:23,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:27:23,316 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:27:23,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:27:23 WrapperNode [2020-10-12 16:27:23,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:27:23,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:27:23,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:27:23,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:27:23,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:27:23" (1/1) ... [2020-10-12 16:27:23,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:27:23" (1/1) ... [2020-10-12 16:27:23,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:27:23" (1/1) ... [2020-10-12 16:27:23,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:27:23" (1/1) ... [2020-10-12 16:27:23,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:27:23" (1/1) ... [2020-10-12 16:27:23,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:27:23" (1/1) ... [2020-10-12 16:27:23,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:27:23" (1/1) ... [2020-10-12 16:27:24,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:27:24,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:27:24,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:27:24,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:27:24,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:27:23" (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 [2020-10-12 16:27:24,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:27:24,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:27:24,114 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2020-10-12 16:27:24,114 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedExchange [2020-10-12 16:27:24,115 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-10-12 16:27:24,116 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2020-10-12 16:27:24,116 INFO L138 BoogieDeclarations]: Found implementation of procedure DriverEntry [2020-10-12 16:27:24,118 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyUnload [2020-10-12 16:27:24,118 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyAddDevice [2020-10-12 16:27:24,119 INFO L138 BoogieDeclarations]: Found implementation of procedure FlConfigCallBack [2020-10-12 16:27:24,119 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2020-10-12 16:27:24,119 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2020-10-12 16:27:24,119 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2020-10-12 16:27:24,119 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2020-10-12 16:27:24,120 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2020-10-12 16:27:24,122 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2020-10-12 16:27:24,123 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2020-10-12 16:27:24,123 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPower [2020-10-12 16:27:24,123 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyReadWrite [2020-10-12 16:27:24,123 INFO L138 BoogieDeclarations]: Found implementation of procedure FlInterpretError [2020-10-12 16:27:24,124 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFinishOperation [2020-10-12 16:27:24,125 INFO L138 BoogieDeclarations]: Found implementation of procedure FlStartDrive [2020-10-12 16:27:24,126 INFO L138 BoogieDeclarations]: Found implementation of procedure FlDatarateSpecifyConfigure [2020-10-12 16:27:24,126 INFO L138 BoogieDeclarations]: Found implementation of procedure FlRecalibrateDrive [2020-10-12 16:27:24,127 INFO L138 BoogieDeclarations]: Found implementation of procedure FlDetermineMediaType [2020-10-12 16:27:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAllocateIoBuffer [2020-10-12 16:27:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFreeIoBuffer [2020-10-12 16:27:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyThread [2020-10-12 16:27:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure FlConsolidateMediaTypeWithBootSector [2020-10-12 16:27:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckBootSector [2020-10-12 16:27:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure FlReadWriteTrack [2020-10-12 16:27:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure FlReadWrite [2020-10-12 16:27:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFormat [2020-10-12 16:27:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2020-10-12 16:27:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure FlIssueCommand [2020-10-12 16:27:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure FlInitializeControllerHardware [2020-10-12 16:27:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2020-10-12 16:27:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure FlHdbit [2020-10-12 16:27:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2020-10-12 16:27:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCancelQueuedRequest [2020-10-12 16:27:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2020-10-12 16:27:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-10-12 16:27:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:27:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAcquireFastMutex [2020-10-12 16:27:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ExReleaseFastMutex [2020-10-12 16:27:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2020-10-12 16:27:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ExFreePool [2020-10-12 16:27:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertHeadList [2020-10-12 16:27:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2020-10-12 16:27:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedRemoveHeadList [2020-10-12 16:27:24,133 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateMdl [2020-10-12 16:27:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAttachDeviceToDeviceStack [2020-10-12 16:27:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildAsynchronousFsdRequest [2020-10-12 16:27:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2020-10-12 16:27:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateDevice [2020-10-12 16:27:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateSymbolicLink [2020-10-12 16:27:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteDevice [2020-10-12 16:27:24,136 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2020-10-12 16:27:24,136 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDetachDevice [2020-10-12 16:27:24,136 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeIrp [2020-10-12 16:27:24,136 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeMdl [2020-10-12 16:27:24,136 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2020-10-12 16:27:24,136 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2020-10-12 16:27:24,137 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2020-10-12 16:27:24,137 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReleaseCancelSpinLock [2020-10-12 16:27:24,137 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2020-10-12 16:27:24,137 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetHardErrorOrVerifyDevice [2020-10-12 16:27:24,137 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-10-12 16:27:24,138 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-10-12 16:27:24,138 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-10-12 16:27:24,139 INFO L138 BoogieDeclarations]: Found implementation of procedure KeAcquireSpinLockRaiseToDpc [2020-10-12 16:27:24,139 INFO L138 BoogieDeclarations]: Found implementation of procedure KeDelayExecutionThread [2020-10-12 16:27:24,140 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeEvent [2020-10-12 16:27:24,140 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSemaphore [2020-10-12 16:27:24,140 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSpinLock [2020-10-12 16:27:24,141 INFO L138 BoogieDeclarations]: Found implementation of procedure KeReleaseSemaphore [2020-10-12 16:27:24,141 INFO L138 BoogieDeclarations]: Found implementation of procedure KfReleaseSpinLock [2020-10-12 16:27:24,141 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-10-12 16:27:24,141 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-10-12 16:27:24,141 INFO L138 BoogieDeclarations]: Found implementation of procedure MmAllocateContiguousMemory [2020-10-12 16:27:24,141 INFO L138 BoogieDeclarations]: Found implementation of procedure MmFreeContiguousMemory [2020-10-12 16:27:24,141 INFO L138 BoogieDeclarations]: Found implementation of procedure MmMapLockedPagesSpecifyCache [2020-10-12 16:27:24,142 INFO L138 BoogieDeclarations]: Found implementation of procedure MmPageEntireDriver [2020-10-12 16:27:24,142 INFO L138 BoogieDeclarations]: Found implementation of procedure MmResetDriverPaging [2020-10-12 16:27:24,143 INFO L138 BoogieDeclarations]: Found implementation of procedure MmUnlockPages [2020-10-12 16:27:24,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2020-10-12 16:27:24,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ObfDereferenceObject [2020-10-12 16:27:24,143 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-10-12 16:27:24,143 INFO L138 BoogieDeclarations]: Found implementation of procedure PoStartNextPowerIrp [2020-10-12 16:27:24,143 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2020-10-12 16:27:24,144 INFO L138 BoogieDeclarations]: Found implementation of procedure PsTerminateSystemThread [2020-10-12 16:27:24,144 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlAnsiStringToUnicodeString [2020-10-12 16:27:24,144 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareMemory [2020-10-12 16:27:24,144 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCopyUnicodeString [2020-10-12 16:27:24,144 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlDeleteRegistryValue [2020-10-12 16:27:24,144 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlFreeUnicodeString [2020-10-12 16:27:24,144 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitString [2020-10-12 16:27:24,145 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitUnicodeString [2020-10-12 16:27:24,145 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2020-10-12 16:27:24,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2020-10-12 16:27:24,145 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-12 16:27:24,145 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-12 16:27:24,146 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2020-10-12 16:27:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:27:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:27:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-12 16:27:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:27:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-12 16:27:24,146 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-12 16:27:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2020-10-12 16:27:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-12 16:27:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure swprintf [2020-10-12 16:27:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-12 16:27:24,147 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-12 16:27:24,148 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-10-12 16:27:24,148 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2020-10-12 16:27:24,148 INFO L130 BoogieDeclarations]: Found specification of procedure RtlDeleteRegistryValue [2020-10-12 16:27:24,149 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitString [2020-10-12 16:27:24,149 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitUnicodeString [2020-10-12 16:27:24,149 INFO L130 BoogieDeclarations]: Found specification of procedure RtlAnsiStringToUnicodeString [2020-10-12 16:27:24,150 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCopyUnicodeString [2020-10-12 16:27:24,150 INFO L130 BoogieDeclarations]: Found specification of procedure RtlFreeUnicodeString [2020-10-12 16:27:24,150 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareMemory [2020-10-12 16:27:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedExchange [2020-10-12 16:27:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:27:24,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:27:24,152 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeEvent [2020-10-12 16:27:24,155 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-10-12 16:27:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSemaphore [2020-10-12 16:27:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure KeReleaseSemaphore [2020-10-12 16:27:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure KeDelayExecutionThread [2020-10-12 16:27:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-10-12 16:27:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSpinLock [2020-10-12 16:27:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure KfReleaseSpinLock [2020-10-12 16:27:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2020-10-12 16:27:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure ExFreePool [2020-10-12 16:27:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure ExAcquireFastMutex [2020-10-12 16:27:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure ExReleaseFastMutex [2020-10-12 16:27:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertHeadList [2020-10-12 16:27:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2020-10-12 16:27:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedRemoveHeadList [2020-10-12 16:27:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure MmUnlockPages [2020-10-12 16:27:24,160 INFO L130 BoogieDeclarations]: Found specification of procedure MmMapLockedPagesSpecifyCache [2020-10-12 16:27:24,167 INFO L130 BoogieDeclarations]: Found specification of procedure MmAllocateContiguousMemory [2020-10-12 16:27:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure MmFreeContiguousMemory [2020-10-12 16:27:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure MmResetDriverPaging [2020-10-12 16:27:24,168 INFO L130 BoogieDeclarations]: Found specification of procedure MmPageEntireDriver [2020-10-12 16:27:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2020-10-12 16:27:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure PsTerminateSystemThread [2020-10-12 16:27:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateMdl [2020-10-12 16:27:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure IoAttachDeviceToDeviceStack [2020-10-12 16:27:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildAsynchronousFsdRequest [2020-10-12 16:27:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2020-10-12 16:27:24,169 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-10-12 16:27:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-10-12 16:27:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateDevice [2020-10-12 16:27:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateSymbolicLink [2020-10-12 16:27:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteDevice [2020-10-12 16:27:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2020-10-12 16:27:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure IoDetachDevice [2020-10-12 16:27:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeIrp [2020-10-12 16:27:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeMdl [2020-10-12 16:27:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2020-10-12 16:27:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2020-10-12 16:27:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure IoReleaseCancelSpinLock [2020-10-12 16:27:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetHardErrorOrVerifyDevice [2020-10-12 16:27:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2020-10-12 16:27:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2020-10-12 16:27:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-10-12 16:27:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure PoStartNextPowerIrp [2020-10-12 16:27:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2020-10-12 16:27:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure ObfDereferenceObject [2020-10-12 16:27:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2020-10-12 16:27:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure DriverEntry [2020-10-12 16:27:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyUnload [2020-10-12 16:27:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure FlConfigCallBack [2020-10-12 16:27:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure FlInitializeControllerHardware [2020-10-12 16:27:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2020-10-12 16:27:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2020-10-12 16:27:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyReadWrite [2020-10-12 16:27:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure FlRecalibrateDrive [2020-10-12 16:27:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure FlDatarateSpecifyConfigure [2020-10-12 16:27:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure FlStartDrive [2020-10-12 16:27:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure FlFinishOperation [2020-10-12 16:27:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure FlDetermineMediaType [2020-10-12 16:27:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyThread [2020-10-12 16:27:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure FlReadWrite [2020-10-12 16:27:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure FlFormat [2020-10-12 16:27:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure FlIssueCommand [2020-10-12 16:27:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2020-10-12 16:27:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2020-10-12 16:27:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure FlInterpretError [2020-10-12 16:27:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure FlAllocateIoBuffer [2020-10-12 16:27:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure FlFreeIoBuffer [2020-10-12 16:27:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure FlConsolidateMediaTypeWithBootSector [2020-10-12 16:27:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckBootSector [2020-10-12 16:27:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure FlReadWriteTrack [2020-10-12 16:27:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2020-10-12 16:27:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyAddDevice [2020-10-12 16:27:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2020-10-12 16:27:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPower [2020-10-12 16:27:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2020-10-12 16:27:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2020-10-12 16:27:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2020-10-12 16:27:24,177 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2020-10-12 16:27:24,177 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCancelQueuedRequest [2020-10-12 16:27:24,177 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2020-10-12 16:27:24,177 INFO L130 BoogieDeclarations]: Found specification of procedure FlHdbit [2020-10-12 16:27:24,177 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-10-12 16:27:24,177 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2020-10-12 16:27:24,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:27:24,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:27:24,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:27:24,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:27:24,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2020-10-12 16:27:24,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-12 16:27:24,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-12 16:27:24,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:27:24,178 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-10-12 16:27:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:27:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-10-12 16:27:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure KeAcquireSpinLockRaiseToDpc [2020-10-12 16:27:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:27:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:27:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:27:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-12 16:27:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-12 16:27:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-12 16:27:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-12 16:27:25,500 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:25,582 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:25,582 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:25,583 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:25,605 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:25,605 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:36,398 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,410 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:36,411 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:36,411 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,433 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:36,433 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:36,438 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,446 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:36,446 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:36,516 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,525 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:36,525 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:36,525 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,539 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:36,540 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:36,540 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,552 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:36,552 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:36,631 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,717 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2020-10-12 16:27:36,718 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2020-10-12 16:27:36,820 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,828 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:36,828 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:36,829 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,836 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:36,837 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:36,837 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,846 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:36,847 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:36,862 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,870 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:36,870 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:36,871 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:36,878 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:27:36,879 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:27:49,099 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:49,151 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-10-12 16:27:49,152 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-10-12 16:27:51,653 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:27:58,684 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2020-10-12 16:27:58,684 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2020-10-12 16:28:00,157 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:28:00,170 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:28:00,170 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:28:27,338 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:28:30,067 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2020-10-12 16:28:30,068 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2020-10-12 16:28:30,071 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:28:37,635 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2020-10-12 16:28:37,636 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2020-10-12 16:28:37,637 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:28:37,795 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2020-10-12 16:28:37,795 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2020-10-12 16:28:55,736 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:28:55,751 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:28:55,752 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:28:57,873 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:28:57,885 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:28:57,885 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:29:00,121 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:29:04,402 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-10-12 16:29:04,403 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-10-12 16:29:04,689 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:29:12,562 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##48: assume !false; [2020-10-12 16:29:12,563 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume false; [2020-10-12 16:29:12,564 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:29:12,627 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-10-12 16:29:12,627 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-10-12 16:29:12,628 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:29:17,816 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2020-10-12 16:29:17,817 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2020-10-12 16:29:17,820 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:29:17,842 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-10-12 16:29:17,843 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-10-12 16:29:17,908 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:29:17,921 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:29:17,921 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:29:17,970 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:29:17,983 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-12 16:29:17,984 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-12 16:29:17,984 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:29:18,893 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume !false; [2020-10-12 16:29:18,893 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##45: assume false; [2020-10-12 16:29:19,054 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-12 16:29:21,599 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2020-10-12 16:29:21,599 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2020-10-12 16:29:21,648 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:29:21,648 INFO L295 CfgBuilder]: Removed 22 assume(true) statements. [2020-10-12 16:29:21,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:29:21 BoogieIcfgContainer [2020-10-12 16:29:21,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:29:21,663 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:29:21,663 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:29:21,666 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:29:21,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:27:20" (1/3) ... [2020-10-12 16:29:21,667 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3c16d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:29:21, skipping insertion in model container [2020-10-12 16:29:21,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:27:23" (2/3) ... [2020-10-12 16:29:21,668 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3c16d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:29:21, skipping insertion in model container [2020-10-12 16:29:21,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:29:21" (3/3) ... [2020-10-12 16:29:21,671 INFO L109 eAbstractionObserver]: Analyzing ICFG floppy.i.cil-3.c [2020-10-12 16:29:21,682 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:29:21,692 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:29:21,704 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:29:21,734 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:29:21,734 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:29:21,735 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:29:21,735 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:29:21,735 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:29:21,735 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:29:21,735 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:29:21,735 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:29:21,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states. [2020-10-12 16:29:21,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-12 16:29:21,787 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:29:21,788 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] [2020-10-12 16:29:21,789 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:29:21,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:29:21,795 INFO L82 PathProgramCache]: Analyzing trace with hash 527290898, now seen corresponding path program 1 times [2020-10-12 16:29:21,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:29:21,805 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [811960822] [2020-10-12 16:29:21,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:29:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:29:22,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:29:22,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:29:27,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:29:27,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-12 16:29:27,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:29:27,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5379 [2020-10-12 16:29:27,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:29:27,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:29:27,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:29:27,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:29:27,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 16:29:28,218 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 16:29:28,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:29:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:29:28,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:29:28,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:29:28,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:29:28,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:29:28,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 181 [2020-10-12 16:29:28,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:29:28,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:29:28,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:29:28,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:29:28,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:29:28,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:29:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:29:28,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:29:28,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:29:28,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:29:28,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:29:28,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-12 16:29:28,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:29:28,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:29:28,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:29:28,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:29:28,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:29:28,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:29:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:29:28,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:29:28,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:29:28,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:29:28,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:29:28,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-12 16:29:28,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:29:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:29:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:29:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:29:28,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 16:29:28,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 16:29:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:29:28,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:29:28,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:29:28,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:29:28,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:29:28,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-12 16:29:28,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:29:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:29:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:29:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:29:28,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:29:28,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:29:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:29:28,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:29:28,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:29:28,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:29:28,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:29:28,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 16:29:28,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:29:28,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:29:28,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:29:29,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:29:29,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:29:29,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:29:29,031 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [811960822] [2020-10-12 16:29:29,033 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:29:29,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 16:29:29,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465218057] [2020-10-12 16:29:29,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 16:29:29,041 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:29:29,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 16:29:29,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-12 16:29:29,061 INFO L87 Difference]: Start difference. First operand 1463 states. Second operand 9 states. [2020-10-12 16:29:29,386 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 16:29:32,513 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 16:29:32,786 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-12 16:30:49,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:30:49,101 INFO L93 Difference]: Finished difference Result 1432 states and 2180 transitions. [2020-10-12 16:30:49,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-12 16:30:49,104 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 37 [2020-10-12 16:30:49,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:30:49,127 INFO L225 Difference]: With dead ends: 1432 [2020-10-12 16:30:49,127 INFO L226 Difference]: Without dead ends: 758 [2020-10-12 16:30:49,144 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2020-10-12 16:30:49,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2020-10-12 16:30:49,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 664. [2020-10-12 16:30:49,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 664 states. [2020-10-12 16:30:49,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 664 states and 927 transitions. [2020-10-12 16:30:49,294 INFO L78 Accepts]: Start accepts. Automaton has 664 states and 927 transitions. Word has length 37 [2020-10-12 16:30:49,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:30:49,295 INFO L479 AbstractCegarLoop]: Abstraction has 664 states and 927 transitions. [2020-10-12 16:30:49,295 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 16:30:49,295 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 927 transitions. [2020-10-12 16:30:49,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-12 16:30:49,298 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:30:49,298 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] [2020-10-12 16:30:49,298 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:30:49,298 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:30:49,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:30:49,299 INFO L82 PathProgramCache]: Analyzing trace with hash -920347248, now seen corresponding path program 1 times [2020-10-12 16:30:49,299 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:30:49,299 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1404238334] [2020-10-12 16:30:49,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:30:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:30:49,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:30:49,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:30:54,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:30:54,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 16:30:54,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:30:54,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5305 [2020-10-12 16:30:54,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:30:54,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:30:54,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:30:54,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:30:54,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:30:55,057 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 16:30:55,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:30:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:30:55,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:30:55,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:30:55,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:30:55,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:30:55,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-10-12 16:30:55,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:30:55,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:30:55,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:30:55,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:30:55,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:30:55,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:30:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:30:55,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:30:55,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:30:55,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:30:55,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:30:55,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-12 16:30:55,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:30:55,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:30:55,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:30:55,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:30:55,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:30:55,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:30:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:30:55,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:30:55,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:30:55,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:30:55,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:30:55,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 16:30:55,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:30:55,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:30:55,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:30:55,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:30:55,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:30:55,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-12 16:30:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:30:55,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:30:55,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:30:55,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 16:30:55,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:30:55,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-12 16:30:55,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:30:55,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:30:55,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 16:30:55,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:30:55,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:30:55,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:30:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:30:55,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:30:55,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:30:55,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:30:55,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:30:55,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 16:30:55,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:30:55,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:30:55,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:30:55,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:30:55,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:30:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:30:55,765 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1404238334] [2020-10-12 16:30:55,766 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 16:30:55,766 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-12 16:30:55,766 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054559971] [2020-10-12 16:30:55,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 16:30:55,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:30:55,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 16:30:55,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-12 16:30:55,769 INFO L87 Difference]: Start difference. First operand 664 states and 927 transitions. Second operand 10 states. [2020-10-12 16:30:55,997 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 16:31:00,227 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 193