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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-07 13:01:07,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-07 13:01:07,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-07 13:01:07,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-07 13:01:07,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-07 13:01:07,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-07 13:01:07,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-07 13:01:07,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-07 13:01:07,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-07 13:01:07,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-07 13:01:07,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-07 13:01:07,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-07 13:01:07,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-07 13:01:07,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-07 13:01:07,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-07 13:01:07,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-07 13:01:07,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-07 13:01:07,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-07 13:01:07,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-07 13:01:07,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-07 13:01:07,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-07 13:01:07,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-07 13:01:07,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-07 13:01:07,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-07 13:01:07,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-07 13:01:07,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-07 13:01:07,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-07 13:01:07,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-07 13:01:07,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-07 13:01:07,614 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-07 13:01:07,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-07 13:01:07,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-07 13:01:07,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-07 13:01:07,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-07 13:01:07,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-07 13:01:07,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-07 13:01:07,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-07 13:01:07,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-07 13:01:07,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-07 13:01:07,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-07 13:01:07,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-07 13:01:07,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-07 13:01:07,637 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-07 13:01:07,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-07 13:01:07,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-07 13:01:07,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-07 13:01:07,640 INFO L138 SettingsManager]: * Use SBE=true [2019-09-07 13:01:07,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-07 13:01:07,640 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-07 13:01:07,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-07 13:01:07,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-07 13:01:07,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-07 13:01:07,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-07 13:01:07,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-07 13:01:07,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-07 13:01:07,642 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-07 13:01:07,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-07 13:01:07,642 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-07 13:01:07,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-07 13:01:07,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-07 13:01:07,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-07 13:01:07,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-07 13:01:07,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-07 13:01:07,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 13:01:07,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-07 13:01:07,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-07 13:01:07,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-07 13:01:07,645 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-07 13:01:07,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-07 13:01:07,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-07 13:01:07,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-07 13:01:07,679 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-07 13:01:07,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-07 13:01:07,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-07 13:01:07,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-07 13:01:07,699 INFO L275 PluginConnector]: CDTParser initialized [2019-09-07 13:01:07,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c [2019-09-07 13:01:07,772 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0de94a11/4b4f786ebe694721bf8ee1589bd5ae32/FLAGa190d04fe [2019-09-07 13:01:08,382 INFO L306 CDTParser]: Found 1 translation units. [2019-09-07 13:01:08,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl4.cil-1.c [2019-09-07 13:01:08,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0de94a11/4b4f786ebe694721bf8ee1589bd5ae32/FLAGa190d04fe [2019-09-07 13:01:08,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0de94a11/4b4f786ebe694721bf8ee1589bd5ae32 [2019-09-07 13:01:08,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-07 13:01:08,700 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-07 13:01:08,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-07 13:01:08,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-07 13:01:08,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-07 13:01:08,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:01:08" (1/1) ... [2019-09-07 13:01:08,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@324045ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:01:08, skipping insertion in model container [2019-09-07 13:01:08,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:01:08" (1/1) ... [2019-09-07 13:01:08,718 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-07 13:01:08,788 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-07 13:01:09,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:01:09,322 INFO L188 MainTranslator]: Completed pre-run [2019-09-07 13:01:09,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:01:09,460 INFO L192 MainTranslator]: Completed translation [2019-09-07 13:01:09,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:01:09 WrapperNode [2019-09-07 13:01:09,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-07 13:01:09,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-07 13:01:09,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-07 13:01:09,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-07 13:01:09,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:01:09" (1/1) ... [2019-09-07 13:01:09,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:01:09" (1/1) ... [2019-09-07 13:01:09,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:01:09" (1/1) ... [2019-09-07 13:01:09,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:01:09" (1/1) ... [2019-09-07 13:01:09,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:01:09" (1/1) ... [2019-09-07 13:01:09,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:01:09" (1/1) ... [2019-09-07 13:01:09,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:01:09" (1/1) ... [2019-09-07 13:01:09,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-07 13:01:09,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-07 13:01:09,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-07 13:01:09,633 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-07 13:01:09,634 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:01:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-09-07 13:01:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-07 13:01:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-07 13:01:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-07 13:01:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-09-07 13:01:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-09-07 13:01:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-09-07 13:01:09,712 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-09-07 13:01:09,713 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-09-07 13:01:09,713 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-09-07 13:01:09,713 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-09-07 13:01:09,713 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-07 13:01:09,714 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-07 13:01:09,714 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-07 13:01:09,715 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-09-07 13:01:09,716 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-09-07 13:01:09,716 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-09-07 13:01:09,717 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-09-07 13:01:09,717 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-07 13:01:09,718 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-07 13:01:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-07 13:01:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-07 13:01:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-07 13:01:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-09-07 13:01:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-09-07 13:01:09,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-09-07 13:01:09,721 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2019-09-07 13:01:09,721 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyDeviceControl [2019-09-07 13:01:09,721 INFO L138 BoogieDeclarations]: Found implementation of procedure FlCheckFormatParameters [2019-09-07 13:01:09,721 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyQueueRequest [2019-09-07 13:01:09,722 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-07 13:01:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-07 13:01:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-07 13:01:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-07 13:01:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-07 13:01:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-07 13:01:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-09-07 13:01:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-09-07 13:01:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-09-07 13:01:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-09-07 13:01:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-09-07 13:01:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-09-07 13:01:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-07 13:01:09,724 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-09-07 13:01:09,724 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-09-07 13:01:09,724 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-09-07 13:01:09,724 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-09-07 13:01:09,724 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-07 13:01:09,725 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-07 13:01:09,725 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-07 13:01:09,725 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-09-07 13:01:09,725 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-09-07 13:01:09,725 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-09-07 13:01:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2019-09-07 13:01:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyQueueRequest [2019-09-07 13:01:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyDeviceControl [2019-09-07 13:01:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure FlCheckFormatParameters [2019-09-07 13:01:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-07 13:01:09,726 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-07 13:01:09,727 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-07 13:01:09,727 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-09-07 13:01:09,727 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-07 13:01:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-07 13:01:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-07 13:01:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-07 13:01:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-07 13:01:10,149 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:10,229 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-07 13:01:10,230 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-07 13:01:10,239 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:10,255 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-07 13:01:10,255 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-07 13:01:10,274 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:10,557 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-09-07 13:01:10,557 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-09-07 13:01:10,564 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:10,685 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2019-09-07 13:01:10,685 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2019-09-07 13:01:10,703 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:10,726 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-07 13:01:10,727 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-07 13:01:10,832 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:10,845 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-07 13:01:10,845 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-07 13:01:10,846 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:10,860 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-07 13:01:10,861 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-07 13:01:10,862 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:10,878 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-07 13:01:10,878 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-07 13:01:10,959 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:10,999 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-07 13:01:10,999 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-07 13:01:11,002 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:11,138 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2019-09-07 13:01:11,139 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2019-09-07 13:01:11,198 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:11,204 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-07 13:01:11,204 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-07 13:01:11,204 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:11,219 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-07 13:01:11,220 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-07 13:01:11,220 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-07 13:01:11,233 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-07 13:01:11,233 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-07 13:01:11,243 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-07 13:01:11,244 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-07 13:01:11,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:01:11 BoogieIcfgContainer [2019-09-07 13:01:11,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-07 13:01:11,246 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-07 13:01:11,247 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-07 13:01:11,250 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-07 13:01:11,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 01:01:08" (1/3) ... [2019-09-07 13:01:11,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26859790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:01:11, skipping insertion in model container [2019-09-07 13:01:11,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:01:09" (2/3) ... [2019-09-07 13:01:11,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26859790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:01:11, skipping insertion in model container [2019-09-07 13:01:11,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:01:11" (3/3) ... [2019-09-07 13:01:11,254 INFO L109 eAbstractionObserver]: Analyzing ICFG floppy_simpl4.cil-1.c [2019-09-07 13:01:11,265 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-07 13:01:11,274 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-07 13:01:11,293 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-07 13:01:11,328 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-07 13:01:11,328 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-07 13:01:11,329 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-07 13:01:11,329 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-07 13:01:11,329 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-07 13:01:11,329 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-07 13:01:11,329 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-07 13:01:11,329 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-07 13:01:11,329 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-07 13:01:11,359 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states. [2019-09-07 13:01:11,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-09-07 13:01:11,368 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:11,369 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:11,371 INFO L418 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:11,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:11,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1980583479, now seen corresponding path program 1 times [2019-09-07 13:01:11,380 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:11,380 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:11,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:11,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:11,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:11,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:11,693 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:11,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:11,697 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:11,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:11,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:11,711 INFO L87 Difference]: Start difference. First operand 390 states. Second operand 3 states. [2019-09-07 13:01:11,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:11,926 INFO L93 Difference]: Finished difference Result 626 states and 913 transitions. [2019-09-07 13:01:11,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:11,929 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-09-07 13:01:11,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:11,968 INFO L225 Difference]: With dead ends: 626 [2019-09-07 13:01:11,968 INFO L226 Difference]: Without dead ends: 382 [2019-09-07 13:01:11,983 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:12,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2019-09-07 13:01:12,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2019-09-07 13:01:12,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2019-09-07 13:01:12,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 526 transitions. [2019-09-07 13:01:12,140 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 526 transitions. Word has length 20 [2019-09-07 13:01:12,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:12,141 INFO L475 AbstractCegarLoop]: Abstraction has 382 states and 526 transitions. [2019-09-07 13:01:12,141 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:12,141 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 526 transitions. [2019-09-07 13:01:12,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-09-07 13:01:12,143 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:12,143 INFO L399 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] [2019-09-07 13:01:12,144 INFO L418 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:12,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:12,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1877533292, now seen corresponding path program 1 times [2019-09-07 13:01:12,144 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:12,145 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:12,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:12,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:12,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:12,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:12,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:12,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:12,374 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:12,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:12,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:12,376 INFO L87 Difference]: Start difference. First operand 382 states and 526 transitions. Second operand 3 states. [2019-09-07 13:01:12,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:12,573 INFO L93 Difference]: Finished difference Result 705 states and 959 transitions. [2019-09-07 13:01:12,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:12,574 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-09-07 13:01:12,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:12,586 INFO L225 Difference]: With dead ends: 705 [2019-09-07 13:01:12,588 INFO L226 Difference]: Without dead ends: 540 [2019-09-07 13:01:12,590 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:12,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2019-09-07 13:01:12,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 521. [2019-09-07 13:01:12,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 521 states. [2019-09-07 13:01:12,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 709 transitions. [2019-09-07 13:01:12,664 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 709 transitions. Word has length 25 [2019-09-07 13:01:12,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:12,664 INFO L475 AbstractCegarLoop]: Abstraction has 521 states and 709 transitions. [2019-09-07 13:01:12,664 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:12,664 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 709 transitions. [2019-09-07 13:01:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-09-07 13:01:12,667 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:12,667 INFO L399 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] [2019-09-07 13:01:12,668 INFO L418 AbstractCegarLoop]: === Iteration 3 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:12,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:12,668 INFO L82 PathProgramCache]: Analyzing trace with hash -2127650726, now seen corresponding path program 1 times [2019-09-07 13:01:12,668 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:12,669 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:12,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:12,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:12,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:12,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:12,843 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:12,843 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:12,843 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:12,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:12,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:12,844 INFO L87 Difference]: Start difference. First operand 521 states and 709 transitions. Second operand 3 states. [2019-09-07 13:01:12,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:12,907 INFO L93 Difference]: Finished difference Result 646 states and 866 transitions. [2019-09-07 13:01:12,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:12,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2019-09-07 13:01:12,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:12,915 INFO L225 Difference]: With dead ends: 646 [2019-09-07 13:01:12,915 INFO L226 Difference]: Without dead ends: 625 [2019-09-07 13:01:12,917 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:12,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2019-09-07 13:01:12,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 585. [2019-09-07 13:01:12,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2019-09-07 13:01:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 792 transitions. [2019-09-07 13:01:12,954 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 792 transitions. Word has length 31 [2019-09-07 13:01:12,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:12,954 INFO L475 AbstractCegarLoop]: Abstraction has 585 states and 792 transitions. [2019-09-07 13:01:12,954 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:12,955 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 792 transitions. [2019-09-07 13:01:12,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-09-07 13:01:12,957 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:12,957 INFO L399 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] [2019-09-07 13:01:12,957 INFO L418 AbstractCegarLoop]: === Iteration 4 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:12,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:12,957 INFO L82 PathProgramCache]: Analyzing trace with hash -984761052, now seen corresponding path program 1 times [2019-09-07 13:01:12,958 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:12,958 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:12,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:12,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:12,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:13,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:13,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:13,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:13,020 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:13,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:13,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:13,021 INFO L87 Difference]: Start difference. First operand 585 states and 792 transitions. Second operand 3 states. [2019-09-07 13:01:13,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:13,077 INFO L93 Difference]: Finished difference Result 1096 states and 1479 transitions. [2019-09-07 13:01:13,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:13,078 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2019-09-07 13:01:13,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:13,084 INFO L225 Difference]: With dead ends: 1096 [2019-09-07 13:01:13,084 INFO L226 Difference]: Without dead ends: 796 [2019-09-07 13:01:13,086 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:13,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2019-09-07 13:01:13,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 767. [2019-09-07 13:01:13,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 767 states. [2019-09-07 13:01:13,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 1042 transitions. [2019-09-07 13:01:13,144 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 1042 transitions. Word has length 33 [2019-09-07 13:01:13,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:13,145 INFO L475 AbstractCegarLoop]: Abstraction has 767 states and 1042 transitions. [2019-09-07 13:01:13,151 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:13,152 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1042 transitions. [2019-09-07 13:01:13,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-09-07 13:01:13,156 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:13,159 INFO L399 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] [2019-09-07 13:01:13,160 INFO L418 AbstractCegarLoop]: === Iteration 5 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:13,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:13,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1494073565, now seen corresponding path program 1 times [2019-09-07 13:01:13,160 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:13,160 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:13,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:13,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:13,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:13,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:13,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:13,232 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:13,232 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:13,233 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:13,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:13,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:13,234 INFO L87 Difference]: Start difference. First operand 767 states and 1042 transitions. Second operand 3 states. [2019-09-07 13:01:13,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:13,343 INFO L93 Difference]: Finished difference Result 811 states and 1096 transitions. [2019-09-07 13:01:13,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:13,344 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-09-07 13:01:13,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:13,350 INFO L225 Difference]: With dead ends: 811 [2019-09-07 13:01:13,350 INFO L226 Difference]: Without dead ends: 806 [2019-09-07 13:01:13,351 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:13,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2019-09-07 13:01:13,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 802. [2019-09-07 13:01:13,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 802 states. [2019-09-07 13:01:13,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 802 states and 1086 transitions. [2019-09-07 13:01:13,408 INFO L78 Accepts]: Start accepts. Automaton has 802 states and 1086 transitions. Word has length 39 [2019-09-07 13:01:13,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:13,412 INFO L475 AbstractCegarLoop]: Abstraction has 802 states and 1086 transitions. [2019-09-07 13:01:13,412 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:13,412 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1086 transitions. [2019-09-07 13:01:13,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-09-07 13:01:13,415 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:13,415 INFO L399 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] [2019-09-07 13:01:13,415 INFO L418 AbstractCegarLoop]: === Iteration 6 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:13,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:13,416 INFO L82 PathProgramCache]: Analyzing trace with hash 1679216250, now seen corresponding path program 1 times [2019-09-07 13:01:13,416 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:13,416 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:13,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:13,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:13,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:13,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:13,507 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:13,507 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:13,507 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:13,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:13,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:13,508 INFO L87 Difference]: Start difference. First operand 802 states and 1086 transitions. Second operand 3 states. [2019-09-07 13:01:13,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:13,637 INFO L93 Difference]: Finished difference Result 817 states and 1106 transitions. [2019-09-07 13:01:13,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:13,638 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-09-07 13:01:13,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:13,645 INFO L225 Difference]: With dead ends: 817 [2019-09-07 13:01:13,645 INFO L226 Difference]: Without dead ends: 814 [2019-09-07 13:01:13,646 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:13,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2019-09-07 13:01:13,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 813. [2019-09-07 13:01:13,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 813 states. [2019-09-07 13:01:13,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 813 states and 1100 transitions. [2019-09-07 13:01:13,697 INFO L78 Accepts]: Start accepts. Automaton has 813 states and 1100 transitions. Word has length 38 [2019-09-07 13:01:13,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:13,697 INFO L475 AbstractCegarLoop]: Abstraction has 813 states and 1100 transitions. [2019-09-07 13:01:13,698 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:13,698 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1100 transitions. [2019-09-07 13:01:13,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-09-07 13:01:13,702 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:13,702 INFO L399 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] [2019-09-07 13:01:13,703 INFO L418 AbstractCegarLoop]: === Iteration 7 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:13,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:13,703 INFO L82 PathProgramCache]: Analyzing trace with hash 1380961955, now seen corresponding path program 1 times [2019-09-07 13:01:13,704 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:13,704 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:13,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:13,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:13,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:13,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:13,773 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:13,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:13,774 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:13,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:13,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:13,775 INFO L87 Difference]: Start difference. First operand 813 states and 1100 transitions. Second operand 5 states. [2019-09-07 13:01:13,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:13,893 INFO L93 Difference]: Finished difference Result 826 states and 1114 transitions. [2019-09-07 13:01:13,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:13,894 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2019-09-07 13:01:13,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:13,900 INFO L225 Difference]: With dead ends: 826 [2019-09-07 13:01:13,901 INFO L226 Difference]: Without dead ends: 811 [2019-09-07 13:01:13,902 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:13,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2019-09-07 13:01:13,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 811. [2019-09-07 13:01:13,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2019-09-07 13:01:13,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 1096 transitions. [2019-09-07 13:01:13,947 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 1096 transitions. Word has length 40 [2019-09-07 13:01:13,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:13,947 INFO L475 AbstractCegarLoop]: Abstraction has 811 states and 1096 transitions. [2019-09-07 13:01:13,948 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:13,948 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1096 transitions. [2019-09-07 13:01:13,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-09-07 13:01:13,952 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:13,952 INFO L399 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] [2019-09-07 13:01:13,952 INFO L418 AbstractCegarLoop]: === Iteration 8 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:13,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:13,953 INFO L82 PathProgramCache]: Analyzing trace with hash 310268416, now seen corresponding path program 1 times [2019-09-07 13:01:13,953 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:13,953 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:13,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:13,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:13,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:14,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:14,013 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:14,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:14,014 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:14,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:14,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:14,018 INFO L87 Difference]: Start difference. First operand 811 states and 1096 transitions. Second operand 5 states. [2019-09-07 13:01:14,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:14,093 INFO L93 Difference]: Finished difference Result 824 states and 1110 transitions. [2019-09-07 13:01:14,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:14,093 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 39 [2019-09-07 13:01:14,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:14,102 INFO L225 Difference]: With dead ends: 824 [2019-09-07 13:01:14,103 INFO L226 Difference]: Without dead ends: 804 [2019-09-07 13:01:14,104 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:14,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2019-09-07 13:01:14,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 804. [2019-09-07 13:01:14,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2019-09-07 13:01:14,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 1087 transitions. [2019-09-07 13:01:14,156 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 1087 transitions. Word has length 39 [2019-09-07 13:01:14,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:14,156 INFO L475 AbstractCegarLoop]: Abstraction has 804 states and 1087 transitions. [2019-09-07 13:01:14,157 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:14,157 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1087 transitions. [2019-09-07 13:01:14,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-09-07 13:01:14,159 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:14,159 INFO L399 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] [2019-09-07 13:01:14,160 INFO L418 AbstractCegarLoop]: === Iteration 9 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:14,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:14,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1241145468, now seen corresponding path program 1 times [2019-09-07 13:01:14,160 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:14,160 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:14,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:14,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:14,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:14,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:14,212 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:14,212 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:14,213 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:14,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:14,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:14,213 INFO L87 Difference]: Start difference. First operand 804 states and 1087 transitions. Second operand 3 states. [2019-09-07 13:01:14,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:14,378 INFO L93 Difference]: Finished difference Result 1184 states and 1615 transitions. [2019-09-07 13:01:14,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:14,379 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2019-09-07 13:01:14,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:14,387 INFO L225 Difference]: With dead ends: 1184 [2019-09-07 13:01:14,387 INFO L226 Difference]: Without dead ends: 1181 [2019-09-07 13:01:14,388 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:14,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1181 states. [2019-09-07 13:01:14,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1181 to 927. [2019-09-07 13:01:14,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 927 states. [2019-09-07 13:01:14,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 927 states and 1256 transitions. [2019-09-07 13:01:14,445 INFO L78 Accepts]: Start accepts. Automaton has 927 states and 1256 transitions. Word has length 44 [2019-09-07 13:01:14,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:14,445 INFO L475 AbstractCegarLoop]: Abstraction has 927 states and 1256 transitions. [2019-09-07 13:01:14,446 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:14,446 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1256 transitions. [2019-09-07 13:01:14,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-09-07 13:01:14,447 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:14,448 INFO L399 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] [2019-09-07 13:01:14,448 INFO L418 AbstractCegarLoop]: === Iteration 10 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:14,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:14,448 INFO L82 PathProgramCache]: Analyzing trace with hash -1407580827, now seen corresponding path program 1 times [2019-09-07 13:01:14,448 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:14,448 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:14,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:14,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:14,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:14,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:14,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:14,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:14,533 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:14,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:14,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:14,533 INFO L87 Difference]: Start difference. First operand 927 states and 1256 transitions. Second operand 5 states. [2019-09-07 13:01:15,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:15,081 INFO L93 Difference]: Finished difference Result 940 states and 1268 transitions. [2019-09-07 13:01:15,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:15,082 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2019-09-07 13:01:15,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:15,088 INFO L225 Difference]: With dead ends: 940 [2019-09-07 13:01:15,088 INFO L226 Difference]: Without dead ends: 931 [2019-09-07 13:01:15,089 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:15,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states. [2019-09-07 13:01:15,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 927. [2019-09-07 13:01:15,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 927 states. [2019-09-07 13:01:15,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 927 states and 1254 transitions. [2019-09-07 13:01:15,150 INFO L78 Accepts]: Start accepts. Automaton has 927 states and 1254 transitions. Word has length 43 [2019-09-07 13:01:15,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:15,151 INFO L475 AbstractCegarLoop]: Abstraction has 927 states and 1254 transitions. [2019-09-07 13:01:15,151 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:15,151 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1254 transitions. [2019-09-07 13:01:15,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-09-07 13:01:15,152 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:15,153 INFO L399 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] [2019-09-07 13:01:15,153 INFO L418 AbstractCegarLoop]: === Iteration 11 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:15,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:15,153 INFO L82 PathProgramCache]: Analyzing trace with hash -319659871, now seen corresponding path program 1 times [2019-09-07 13:01:15,153 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:15,154 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:15,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:15,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:15,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:15,229 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:15,229 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-07 13:01:15,231 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-07 13:01:15,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-07 13:01:15,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-07 13:01:15,232 INFO L87 Difference]: Start difference. First operand 927 states and 1254 transitions. Second operand 4 states. [2019-09-07 13:01:15,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:15,327 INFO L93 Difference]: Finished difference Result 955 states and 1287 transitions. [2019-09-07 13:01:15,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:01:15,328 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2019-09-07 13:01:15,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:15,334 INFO L225 Difference]: With dead ends: 955 [2019-09-07 13:01:15,334 INFO L226 Difference]: Without dead ends: 933 [2019-09-07 13:01:15,337 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:15,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2019-09-07 13:01:15,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 929. [2019-09-07 13:01:15,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 929 states. [2019-09-07 13:01:15,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1256 transitions. [2019-09-07 13:01:15,393 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 1256 transitions. Word has length 42 [2019-09-07 13:01:15,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:15,393 INFO L475 AbstractCegarLoop]: Abstraction has 929 states and 1256 transitions. [2019-09-07 13:01:15,393 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-07 13:01:15,393 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1256 transitions. [2019-09-07 13:01:15,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-09-07 13:01:15,395 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:15,395 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:15,395 INFO L418 AbstractCegarLoop]: === Iteration 12 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:15,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:15,396 INFO L82 PathProgramCache]: Analyzing trace with hash -58863371, now seen corresponding path program 1 times [2019-09-07 13:01:15,396 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:15,396 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:15,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:15,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:15,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:15,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:15,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:15,493 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:15,493 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:15,493 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:15,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:15,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:15,494 INFO L87 Difference]: Start difference. First operand 929 states and 1256 transitions. Second operand 5 states. [2019-09-07 13:01:16,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:16,311 INFO L93 Difference]: Finished difference Result 1673 states and 2236 transitions. [2019-09-07 13:01:16,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-07 13:01:16,311 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 45 [2019-09-07 13:01:16,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:16,318 INFO L225 Difference]: With dead ends: 1673 [2019-09-07 13:01:16,318 INFO L226 Difference]: Without dead ends: 1113 [2019-09-07 13:01:16,320 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:16,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2019-09-07 13:01:16,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 920. [2019-09-07 13:01:16,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 920 states. [2019-09-07 13:01:16,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1235 transitions. [2019-09-07 13:01:16,377 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1235 transitions. Word has length 45 [2019-09-07 13:01:16,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:16,378 INFO L475 AbstractCegarLoop]: Abstraction has 920 states and 1235 transitions. [2019-09-07 13:01:16,378 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:16,378 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1235 transitions. [2019-09-07 13:01:16,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-09-07 13:01:16,380 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:16,380 INFO L399 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] [2019-09-07 13:01:16,380 INFO L418 AbstractCegarLoop]: === Iteration 13 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:16,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:16,381 INFO L82 PathProgramCache]: Analyzing trace with hash -1574584051, now seen corresponding path program 1 times [2019-09-07 13:01:16,381 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:16,381 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:16,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:16,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:16,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:16,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:16,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:16,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:16,435 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:16,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:16,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:16,435 INFO L87 Difference]: Start difference. First operand 920 states and 1235 transitions. Second operand 5 states. [2019-09-07 13:01:16,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:16,855 INFO L93 Difference]: Finished difference Result 933 states and 1247 transitions. [2019-09-07 13:01:16,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:16,856 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2019-09-07 13:01:16,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:16,863 INFO L225 Difference]: With dead ends: 933 [2019-09-07 13:01:16,864 INFO L226 Difference]: Without dead ends: 924 [2019-09-07 13:01:16,865 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:16,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2019-09-07 13:01:16,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 920. [2019-09-07 13:01:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 920 states. [2019-09-07 13:01:16,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1233 transitions. [2019-09-07 13:01:16,933 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1233 transitions. Word has length 44 [2019-09-07 13:01:16,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:16,933 INFO L475 AbstractCegarLoop]: Abstraction has 920 states and 1233 transitions. [2019-09-07 13:01:16,933 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:16,933 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1233 transitions. [2019-09-07 13:01:16,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-09-07 13:01:16,936 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:16,936 INFO L399 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] [2019-09-07 13:01:16,936 INFO L418 AbstractCegarLoop]: === Iteration 14 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:16,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:16,937 INFO L82 PathProgramCache]: Analyzing trace with hash -209494515, now seen corresponding path program 1 times [2019-09-07 13:01:16,937 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:16,937 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:16,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:16,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:16,939 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:17,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:17,002 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:17,002 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-07 13:01:17,002 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-07 13:01:17,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-07 13:01:17,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-07 13:01:17,003 INFO L87 Difference]: Start difference. First operand 920 states and 1233 transitions. Second operand 4 states. [2019-09-07 13:01:17,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:17,115 INFO L93 Difference]: Finished difference Result 948 states and 1266 transitions. [2019-09-07 13:01:17,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:01:17,116 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2019-09-07 13:01:17,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:17,124 INFO L225 Difference]: With dead ends: 948 [2019-09-07 13:01:17,124 INFO L226 Difference]: Without dead ends: 926 [2019-09-07 13:01:17,126 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:17,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 926 states. [2019-09-07 13:01:17,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 926 to 920. [2019-09-07 13:01:17,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 920 states. [2019-09-07 13:01:17,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1233 transitions. [2019-09-07 13:01:17,199 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1233 transitions. Word has length 43 [2019-09-07 13:01:17,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:17,199 INFO L475 AbstractCegarLoop]: Abstraction has 920 states and 1233 transitions. [2019-09-07 13:01:17,199 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-07 13:01:17,200 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1233 transitions. [2019-09-07 13:01:17,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-09-07 13:01:17,202 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:17,202 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:17,202 INFO L418 AbstractCegarLoop]: === Iteration 15 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:17,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:17,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1512549362, now seen corresponding path program 1 times [2019-09-07 13:01:17,203 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:17,203 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:17,204 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:17,204 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:17,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:17,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:17,277 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:17,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:17,278 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:17,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:17,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:17,279 INFO L87 Difference]: Start difference. First operand 920 states and 1233 transitions. Second operand 5 states. [2019-09-07 13:01:17,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:17,366 INFO L93 Difference]: Finished difference Result 936 states and 1248 transitions. [2019-09-07 13:01:17,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:17,366 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 45 [2019-09-07 13:01:17,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:17,374 INFO L225 Difference]: With dead ends: 936 [2019-09-07 13:01:17,374 INFO L226 Difference]: Without dead ends: 918 [2019-09-07 13:01:17,376 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:17,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2019-09-07 13:01:17,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 918. [2019-09-07 13:01:17,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 918 states. [2019-09-07 13:01:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1229 transitions. [2019-09-07 13:01:17,468 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1229 transitions. Word has length 45 [2019-09-07 13:01:17,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:17,469 INFO L475 AbstractCegarLoop]: Abstraction has 918 states and 1229 transitions. [2019-09-07 13:01:17,469 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:17,469 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1229 transitions. [2019-09-07 13:01:17,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-07 13:01:17,471 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:17,471 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:17,471 INFO L418 AbstractCegarLoop]: === Iteration 16 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:17,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:17,472 INFO L82 PathProgramCache]: Analyzing trace with hash 2056203452, now seen corresponding path program 1 times [2019-09-07 13:01:17,472 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:17,472 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:17,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:17,473 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:17,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:17,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:17,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:17,523 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:17,523 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:17,523 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:17,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:17,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:17,524 INFO L87 Difference]: Start difference. First operand 918 states and 1229 transitions. Second operand 3 states. [2019-09-07 13:01:17,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:17,582 INFO L93 Difference]: Finished difference Result 948 states and 1265 transitions. [2019-09-07 13:01:17,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:17,582 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-09-07 13:01:17,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:17,587 INFO L225 Difference]: With dead ends: 948 [2019-09-07 13:01:17,587 INFO L226 Difference]: Without dead ends: 900 [2019-09-07 13:01:17,588 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:17,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2019-09-07 13:01:17,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 896. [2019-09-07 13:01:17,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 896 states. [2019-09-07 13:01:17,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1197 transitions. [2019-09-07 13:01:17,636 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1197 transitions. Word has length 46 [2019-09-07 13:01:17,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:17,637 INFO L475 AbstractCegarLoop]: Abstraction has 896 states and 1197 transitions. [2019-09-07 13:01:17,637 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:17,637 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1197 transitions. [2019-09-07 13:01:17,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-07 13:01:17,638 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:17,639 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:17,639 INFO L418 AbstractCegarLoop]: === Iteration 17 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:17,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:17,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1390121879, now seen corresponding path program 1 times [2019-09-07 13:01:17,639 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:17,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:17,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:17,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:17,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:17,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:17,693 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:17,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:17,694 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:17,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:17,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:17,695 INFO L87 Difference]: Start difference. First operand 896 states and 1197 transitions. Second operand 5 states. [2019-09-07 13:01:17,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:17,759 INFO L93 Difference]: Finished difference Result 912 states and 1212 transitions. [2019-09-07 13:01:17,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:17,760 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2019-09-07 13:01:17,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:17,766 INFO L225 Difference]: With dead ends: 912 [2019-09-07 13:01:17,766 INFO L226 Difference]: Without dead ends: 894 [2019-09-07 13:01:17,767 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:17,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2019-09-07 13:01:17,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 894. [2019-09-07 13:01:17,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 894 states. [2019-09-07 13:01:17,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1193 transitions. [2019-09-07 13:01:17,816 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1193 transitions. Word has length 47 [2019-09-07 13:01:17,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:17,816 INFO L475 AbstractCegarLoop]: Abstraction has 894 states and 1193 transitions. [2019-09-07 13:01:17,816 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:17,816 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1193 transitions. [2019-09-07 13:01:17,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-07 13:01:17,818 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:17,818 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:17,818 INFO L418 AbstractCegarLoop]: === Iteration 18 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:17,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:17,818 INFO L82 PathProgramCache]: Analyzing trace with hash -1483722839, now seen corresponding path program 1 times [2019-09-07 13:01:17,819 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:17,819 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:17,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:17,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:17,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:17,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:17,870 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:17,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-07 13:01:17,871 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-07 13:01:17,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-07 13:01:17,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-07 13:01:17,872 INFO L87 Difference]: Start difference. First operand 894 states and 1193 transitions. Second operand 4 states. [2019-09-07 13:01:18,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:18,090 INFO L93 Difference]: Finished difference Result 978 states and 1276 transitions. [2019-09-07 13:01:18,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:01:18,090 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2019-09-07 13:01:18,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:18,094 INFO L225 Difference]: With dead ends: 978 [2019-09-07 13:01:18,094 INFO L226 Difference]: Without dead ends: 645 [2019-09-07 13:01:18,096 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-07 13:01:18,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2019-09-07 13:01:18,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 608. [2019-09-07 13:01:18,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 608 states. [2019-09-07 13:01:18,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 786 transitions. [2019-09-07 13:01:18,132 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 786 transitions. Word has length 52 [2019-09-07 13:01:18,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:18,133 INFO L475 AbstractCegarLoop]: Abstraction has 608 states and 786 transitions. [2019-09-07 13:01:18,133 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-07 13:01:18,133 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 786 transitions. [2019-09-07 13:01:18,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-09-07 13:01:18,134 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:18,134 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:18,135 INFO L418 AbstractCegarLoop]: === Iteration 19 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:18,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:18,135 INFO L82 PathProgramCache]: Analyzing trace with hash -489978371, now seen corresponding path program 1 times [2019-09-07 13:01:18,135 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:18,135 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:18,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:18,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:18,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:18,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:18,201 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:18,201 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:01:18,201 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:01:18,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:01:18,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:18,202 INFO L87 Difference]: Start difference. First operand 608 states and 786 transitions. Second operand 6 states. [2019-09-07 13:01:18,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:18,295 INFO L93 Difference]: Finished difference Result 628 states and 806 transitions. [2019-09-07 13:01:18,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-07 13:01:18,295 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2019-09-07 13:01:18,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:18,299 INFO L225 Difference]: With dead ends: 628 [2019-09-07 13:01:18,299 INFO L226 Difference]: Without dead ends: 608 [2019-09-07 13:01:18,300 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:18,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 608 states. [2019-09-07 13:01:18,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 608 to 608. [2019-09-07 13:01:18,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 608 states. [2019-09-07 13:01:18,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 774 transitions. [2019-09-07 13:01:18,331 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 774 transitions. Word has length 50 [2019-09-07 13:01:18,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:18,331 INFO L475 AbstractCegarLoop]: Abstraction has 608 states and 774 transitions. [2019-09-07 13:01:18,332 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:01:18,332 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 774 transitions. [2019-09-07 13:01:18,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-09-07 13:01:18,334 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:18,334 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:18,334 INFO L418 AbstractCegarLoop]: === Iteration 20 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:18,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:18,334 INFO L82 PathProgramCache]: Analyzing trace with hash -192140927, now seen corresponding path program 1 times [2019-09-07 13:01:18,335 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:18,335 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:18,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:18,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:18,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:18,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:18,384 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:18,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:18,385 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:18,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:18,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:18,386 INFO L87 Difference]: Start difference. First operand 608 states and 774 transitions. Second operand 3 states. [2019-09-07 13:01:18,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:18,532 INFO L93 Difference]: Finished difference Result 816 states and 1051 transitions. [2019-09-07 13:01:18,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:18,533 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2019-09-07 13:01:18,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:18,538 INFO L225 Difference]: With dead ends: 816 [2019-09-07 13:01:18,538 INFO L226 Difference]: Without dead ends: 804 [2019-09-07 13:01:18,538 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:18,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2019-09-07 13:01:18,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 671. [2019-09-07 13:01:18,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 671 states. [2019-09-07 13:01:18,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 852 transitions. [2019-09-07 13:01:18,610 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 852 transitions. Word has length 50 [2019-09-07 13:01:18,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:18,611 INFO L475 AbstractCegarLoop]: Abstraction has 671 states and 852 transitions. [2019-09-07 13:01:18,611 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:18,611 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 852 transitions. [2019-09-07 13:01:18,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-07 13:01:18,613 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:18,613 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:18,613 INFO L418 AbstractCegarLoop]: === Iteration 21 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:18,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:18,613 INFO L82 PathProgramCache]: Analyzing trace with hash -2014423191, now seen corresponding path program 1 times [2019-09-07 13:01:18,614 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:18,614 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:18,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:18,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:18,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:18,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:18,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:18,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-07 13:01:18,680 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-07 13:01:18,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-07 13:01:18,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:18,681 INFO L87 Difference]: Start difference. First operand 671 states and 852 transitions. Second operand 7 states. [2019-09-07 13:01:18,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:18,832 INFO L93 Difference]: Finished difference Result 721 states and 906 transitions. [2019-09-07 13:01:18,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-07 13:01:18,832 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-09-07 13:01:18,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:18,837 INFO L225 Difference]: With dead ends: 721 [2019-09-07 13:01:18,837 INFO L226 Difference]: Without dead ends: 672 [2019-09-07 13:01:18,838 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-09-07 13:01:18,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2019-09-07 13:01:18,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 659. [2019-09-07 13:01:18,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2019-09-07 13:01:18,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 833 transitions. [2019-09-07 13:01:18,884 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 833 transitions. Word has length 51 [2019-09-07 13:01:18,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:18,885 INFO L475 AbstractCegarLoop]: Abstraction has 659 states and 833 transitions. [2019-09-07 13:01:18,885 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-07 13:01:18,885 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 833 transitions. [2019-09-07 13:01:18,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-07 13:01:18,886 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:18,887 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:18,887 INFO L418 AbstractCegarLoop]: === Iteration 22 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:18,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:18,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1090292134, now seen corresponding path program 1 times [2019-09-07 13:01:18,887 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:18,888 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:18,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:18,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:18,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:18,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:18,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:18,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:01:18,960 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:01:18,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:01:18,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:18,961 INFO L87 Difference]: Start difference. First operand 659 states and 833 transitions. Second operand 6 states. [2019-09-07 13:01:19,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:19,029 INFO L93 Difference]: Finished difference Result 686 states and 864 transitions. [2019-09-07 13:01:19,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-07 13:01:19,030 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 51 [2019-09-07 13:01:19,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:19,034 INFO L225 Difference]: With dead ends: 686 [2019-09-07 13:01:19,034 INFO L226 Difference]: Without dead ends: 661 [2019-09-07 13:01:19,035 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:19,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2019-09-07 13:01:19,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 661. [2019-09-07 13:01:19,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 661 states. [2019-09-07 13:01:19,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 835 transitions. [2019-09-07 13:01:19,076 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 835 transitions. Word has length 51 [2019-09-07 13:01:19,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:19,076 INFO L475 AbstractCegarLoop]: Abstraction has 661 states and 835 transitions. [2019-09-07 13:01:19,076 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:01:19,076 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 835 transitions. [2019-09-07 13:01:19,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-07 13:01:19,081 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:19,081 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:19,082 INFO L418 AbstractCegarLoop]: === Iteration 23 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:19,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:19,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1208522397, now seen corresponding path program 1 times [2019-09-07 13:01:19,082 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:19,082 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:19,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:19,083 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:19,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:19,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:19,155 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:19,155 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-07 13:01:19,156 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-07 13:01:19,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-07 13:01:19,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-07 13:01:19,156 INFO L87 Difference]: Start difference. First operand 661 states and 835 transitions. Second operand 8 states. [2019-09-07 13:01:19,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:19,357 INFO L93 Difference]: Finished difference Result 691 states and 869 transitions. [2019-09-07 13:01:19,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-07 13:01:19,358 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2019-09-07 13:01:19,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:19,361 INFO L225 Difference]: With dead ends: 691 [2019-09-07 13:01:19,362 INFO L226 Difference]: Without dead ends: 687 [2019-09-07 13:01:19,363 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:19,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2019-09-07 13:01:19,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 679. [2019-09-07 13:01:19,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 679 states. [2019-09-07 13:01:19,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 856 transitions. [2019-09-07 13:01:19,415 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 856 transitions. Word has length 51 [2019-09-07 13:01:19,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:19,415 INFO L475 AbstractCegarLoop]: Abstraction has 679 states and 856 transitions. [2019-09-07 13:01:19,416 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-07 13:01:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 856 transitions. [2019-09-07 13:01:19,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-07 13:01:19,419 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:19,420 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:19,420 INFO L418 AbstractCegarLoop]: === Iteration 24 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:19,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:19,421 INFO L82 PathProgramCache]: Analyzing trace with hash -1208799227, now seen corresponding path program 1 times [2019-09-07 13:01:19,421 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:19,421 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:19,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:19,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:19,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:19,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:19,535 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:19,535 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-07 13:01:19,536 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-07 13:01:19,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-07 13:01:19,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-07 13:01:19,538 INFO L87 Difference]: Start difference. First operand 679 states and 856 transitions. Second operand 8 states. [2019-09-07 13:01:19,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:19,701 INFO L93 Difference]: Finished difference Result 1079 states and 1387 transitions. [2019-09-07 13:01:19,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-07 13:01:19,702 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2019-09-07 13:01:19,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:19,708 INFO L225 Difference]: With dead ends: 1079 [2019-09-07 13:01:19,708 INFO L226 Difference]: Without dead ends: 722 [2019-09-07 13:01:19,715 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-09-07 13:01:19,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2019-09-07 13:01:19,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 705. [2019-09-07 13:01:19,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 705 states. [2019-09-07 13:01:19,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 900 transitions. [2019-09-07 13:01:19,777 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 900 transitions. Word has length 51 [2019-09-07 13:01:19,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:19,778 INFO L475 AbstractCegarLoop]: Abstraction has 705 states and 900 transitions. [2019-09-07 13:01:19,778 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-07 13:01:19,778 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 900 transitions. [2019-09-07 13:01:19,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-07 13:01:19,781 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:19,781 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:19,782 INFO L418 AbstractCegarLoop]: === Iteration 25 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:19,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:19,782 INFO L82 PathProgramCache]: Analyzing trace with hash 987376175, now seen corresponding path program 1 times [2019-09-07 13:01:19,783 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:19,783 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:19,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:19,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:19,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:19,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:19,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:19,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:19,858 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:19,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:19,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:19,859 INFO L87 Difference]: Start difference. First operand 705 states and 900 transitions. Second operand 5 states. [2019-09-07 13:01:20,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:20,501 INFO L93 Difference]: Finished difference Result 856 states and 1104 transitions. [2019-09-07 13:01:20,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:20,502 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2019-09-07 13:01:20,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:20,506 INFO L225 Difference]: With dead ends: 856 [2019-09-07 13:01:20,507 INFO L226 Difference]: Without dead ends: 843 [2019-09-07 13:01:20,507 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:20,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2019-09-07 13:01:20,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 705. [2019-09-07 13:01:20,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 705 states. [2019-09-07 13:01:20,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 897 transitions. [2019-09-07 13:01:20,549 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 897 transitions. Word has length 52 [2019-09-07 13:01:20,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:20,550 INFO L475 AbstractCegarLoop]: Abstraction has 705 states and 897 transitions. [2019-09-07 13:01:20,550 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:20,550 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 897 transitions. [2019-09-07 13:01:20,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-07 13:01:20,551 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:20,552 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:20,552 INFO L418 AbstractCegarLoop]: === Iteration 26 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:20,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:20,552 INFO L82 PathProgramCache]: Analyzing trace with hash -581698746, now seen corresponding path program 1 times [2019-09-07 13:01:20,552 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:20,552 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:20,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:20,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:20,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:20,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:20,597 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:20,597 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:20,597 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:20,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:20,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:20,598 INFO L87 Difference]: Start difference. First operand 705 states and 897 transitions. Second operand 3 states. [2019-09-07 13:01:20,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:20,748 INFO L93 Difference]: Finished difference Result 945 states and 1218 transitions. [2019-09-07 13:01:20,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:20,748 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-07 13:01:20,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:20,754 INFO L225 Difference]: With dead ends: 945 [2019-09-07 13:01:20,754 INFO L226 Difference]: Without dead ends: 915 [2019-09-07 13:01:20,755 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:20,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2019-09-07 13:01:20,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 777. [2019-09-07 13:01:20,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 777 states. [2019-09-07 13:01:20,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 777 states and 988 transitions. [2019-09-07 13:01:20,804 INFO L78 Accepts]: Start accepts. Automaton has 777 states and 988 transitions. Word has length 52 [2019-09-07 13:01:20,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:20,804 INFO L475 AbstractCegarLoop]: Abstraction has 777 states and 988 transitions. [2019-09-07 13:01:20,805 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:20,805 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 988 transitions. [2019-09-07 13:01:20,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-07 13:01:20,807 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:20,807 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:20,807 INFO L418 AbstractCegarLoop]: === Iteration 27 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:20,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:20,807 INFO L82 PathProgramCache]: Analyzing trace with hash -724978104, now seen corresponding path program 1 times [2019-09-07 13:01:20,808 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:20,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:20,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:20,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:20,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:20,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:20,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:20,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-07 13:01:20,875 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-07 13:01:20,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-07 13:01:20,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:20,876 INFO L87 Difference]: Start difference. First operand 777 states and 988 transitions. Second operand 7 states. [2019-09-07 13:01:21,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:21,857 INFO L93 Difference]: Finished difference Result 859 states and 1091 transitions. [2019-09-07 13:01:21,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-07 13:01:21,857 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-09-07 13:01:21,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:21,862 INFO L225 Difference]: With dead ends: 859 [2019-09-07 13:01:21,863 INFO L226 Difference]: Without dead ends: 754 [2019-09-07 13:01:21,864 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2019-09-07 13:01:21,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2019-09-07 13:01:21,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 728. [2019-09-07 13:01:21,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 728 states. [2019-09-07 13:01:21,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 728 states and 922 transitions. [2019-09-07 13:01:21,947 INFO L78 Accepts]: Start accepts. Automaton has 728 states and 922 transitions. Word has length 52 [2019-09-07 13:01:21,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:21,948 INFO L475 AbstractCegarLoop]: Abstraction has 728 states and 922 transitions. [2019-09-07 13:01:21,948 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-07 13:01:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 922 transitions. [2019-09-07 13:01:21,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-09-07 13:01:21,950 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:21,951 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:21,951 INFO L418 AbstractCegarLoop]: === Iteration 28 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:21,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:21,951 INFO L82 PathProgramCache]: Analyzing trace with hash -345361021, now seen corresponding path program 1 times [2019-09-07 13:01:21,951 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:21,951 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:21,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:21,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:21,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:22,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:22,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:22,008 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:22,008 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:22,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:22,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:22,008 INFO L87 Difference]: Start difference. First operand 728 states and 922 transitions. Second operand 5 states. [2019-09-07 13:01:22,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:22,589 INFO L93 Difference]: Finished difference Result 870 states and 1120 transitions. [2019-09-07 13:01:22,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:22,589 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2019-09-07 13:01:22,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:22,594 INFO L225 Difference]: With dead ends: 870 [2019-09-07 13:01:22,594 INFO L226 Difference]: Without dead ends: 854 [2019-09-07 13:01:22,595 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:22,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2019-09-07 13:01:22,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 742. [2019-09-07 13:01:22,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2019-09-07 13:01:22,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 946 transitions. [2019-09-07 13:01:22,642 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 946 transitions. Word has length 53 [2019-09-07 13:01:22,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:22,642 INFO L475 AbstractCegarLoop]: Abstraction has 742 states and 946 transitions. [2019-09-07 13:01:22,642 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:22,642 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 946 transitions. [2019-09-07 13:01:22,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-09-07 13:01:22,644 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:22,644 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:22,645 INFO L418 AbstractCegarLoop]: === Iteration 29 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:22,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:22,645 INFO L82 PathProgramCache]: Analyzing trace with hash -1827381688, now seen corresponding path program 1 times [2019-09-07 13:01:22,645 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:22,645 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:22,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:22,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:22,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:22,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:22,692 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:22,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:22,693 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:22,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:22,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:22,693 INFO L87 Difference]: Start difference. First operand 742 states and 946 transitions. Second operand 3 states. [2019-09-07 13:01:22,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:22,777 INFO L93 Difference]: Finished difference Result 1059 states and 1363 transitions. [2019-09-07 13:01:22,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:22,778 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2019-09-07 13:01:22,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:22,782 INFO L225 Difference]: With dead ends: 1059 [2019-09-07 13:01:22,782 INFO L226 Difference]: Without dead ends: 742 [2019-09-07 13:01:22,785 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:22,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2019-09-07 13:01:22,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 742. [2019-09-07 13:01:22,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2019-09-07 13:01:22,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 944 transitions. [2019-09-07 13:01:22,831 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 944 transitions. Word has length 61 [2019-09-07 13:01:22,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:22,831 INFO L475 AbstractCegarLoop]: Abstraction has 742 states and 944 transitions. [2019-09-07 13:01:22,831 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:22,831 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 944 transitions. [2019-09-07 13:01:22,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-09-07 13:01:22,833 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:22,834 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:22,834 INFO L418 AbstractCegarLoop]: === Iteration 30 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:22,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:22,834 INFO L82 PathProgramCache]: Analyzing trace with hash 1295429258, now seen corresponding path program 1 times [2019-09-07 13:01:22,834 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:22,834 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:22,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:22,836 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:22,836 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:22,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:22,889 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:22,889 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:22,890 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:22,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:22,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:22,890 INFO L87 Difference]: Start difference. First operand 742 states and 944 transitions. Second operand 5 states. [2019-09-07 13:01:23,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:23,344 INFO L93 Difference]: Finished difference Result 827 states and 1050 transitions. [2019-09-07 13:01:23,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:23,345 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2019-09-07 13:01:23,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:23,350 INFO L225 Difference]: With dead ends: 827 [2019-09-07 13:01:23,350 INFO L226 Difference]: Without dead ends: 809 [2019-09-07 13:01:23,352 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:23,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2019-09-07 13:01:23,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 741. [2019-09-07 13:01:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 741 states. [2019-09-07 13:01:23,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 941 transitions. [2019-09-07 13:01:23,403 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 941 transitions. Word has length 54 [2019-09-07 13:01:23,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:23,403 INFO L475 AbstractCegarLoop]: Abstraction has 741 states and 941 transitions. [2019-09-07 13:01:23,403 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:23,404 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 941 transitions. [2019-09-07 13:01:23,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-09-07 13:01:23,407 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:23,407 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:23,408 INFO L418 AbstractCegarLoop]: === Iteration 31 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:23,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:23,408 INFO L82 PathProgramCache]: Analyzing trace with hash -88385251, now seen corresponding path program 1 times [2019-09-07 13:01:23,408 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:23,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:23,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:23,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:23,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:23,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:23,475 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:23,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-07 13:01:23,476 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-07 13:01:23,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-07 13:01:23,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-07 13:01:23,477 INFO L87 Difference]: Start difference. First operand 741 states and 941 transitions. Second operand 4 states. [2019-09-07 13:01:23,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:23,954 INFO L93 Difference]: Finished difference Result 1645 states and 2060 transitions. [2019-09-07 13:01:23,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:01:23,954 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 55 [2019-09-07 13:01:23,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:23,962 INFO L225 Difference]: With dead ends: 1645 [2019-09-07 13:01:23,963 INFO L226 Difference]: Without dead ends: 1411 [2019-09-07 13:01:23,964 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-07 13:01:23,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1411 states. [2019-09-07 13:01:24,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1411 to 1299. [2019-09-07 13:01:24,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1299 states. [2019-09-07 13:01:24,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1299 states and 1673 transitions. [2019-09-07 13:01:24,071 INFO L78 Accepts]: Start accepts. Automaton has 1299 states and 1673 transitions. Word has length 55 [2019-09-07 13:01:24,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:24,071 INFO L475 AbstractCegarLoop]: Abstraction has 1299 states and 1673 transitions. [2019-09-07 13:01:24,071 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-07 13:01:24,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1673 transitions. [2019-09-07 13:01:24,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-09-07 13:01:24,079 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:24,079 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:24,079 INFO L418 AbstractCegarLoop]: === Iteration 32 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:24,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:24,080 INFO L82 PathProgramCache]: Analyzing trace with hash 334316575, now seen corresponding path program 1 times [2019-09-07 13:01:24,080 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:24,080 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:24,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:24,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:24,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:24,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:24,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:24,158 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-07 13:01:24,158 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-07 13:01:24,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-07 13:01:24,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-07 13:01:24,159 INFO L87 Difference]: Start difference. First operand 1299 states and 1673 transitions. Second operand 8 states. [2019-09-07 13:01:24,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:24,289 INFO L93 Difference]: Finished difference Result 1312 states and 1685 transitions. [2019-09-07 13:01:24,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-07 13:01:24,290 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 55 [2019-09-07 13:01:24,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:24,314 INFO L225 Difference]: With dead ends: 1312 [2019-09-07 13:01:24,314 INFO L226 Difference]: Without dead ends: 1280 [2019-09-07 13:01:24,315 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:24,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1280 states. [2019-09-07 13:01:24,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1280 to 1280. [2019-09-07 13:01:24,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1280 states. [2019-09-07 13:01:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1280 states and 1649 transitions. [2019-09-07 13:01:24,425 INFO L78 Accepts]: Start accepts. Automaton has 1280 states and 1649 transitions. Word has length 55 [2019-09-07 13:01:24,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:24,425 INFO L475 AbstractCegarLoop]: Abstraction has 1280 states and 1649 transitions. [2019-09-07 13:01:24,425 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-07 13:01:24,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1649 transitions. [2019-09-07 13:01:24,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-09-07 13:01:24,429 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:24,429 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:24,430 INFO L418 AbstractCegarLoop]: === Iteration 33 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:24,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:24,430 INFO L82 PathProgramCache]: Analyzing trace with hash 407710022, now seen corresponding path program 1 times [2019-09-07 13:01:24,430 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:24,430 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:24,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:24,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:24,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:24,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:24,567 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:24,567 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:24,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:24,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:24,571 INFO L87 Difference]: Start difference. First operand 1280 states and 1649 transitions. Second operand 5 states. [2019-09-07 13:01:24,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:24,697 INFO L93 Difference]: Finished difference Result 1816 states and 2359 transitions. [2019-09-07 13:01:24,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:24,698 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2019-09-07 13:01:24,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:24,703 INFO L225 Difference]: With dead ends: 1816 [2019-09-07 13:01:24,704 INFO L226 Difference]: Without dead ends: 1165 [2019-09-07 13:01:24,709 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:24,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1165 states. [2019-09-07 13:01:24,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1165 to 1115. [2019-09-07 13:01:24,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1115 states. [2019-09-07 13:01:24,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 1115 states and 1398 transitions. [2019-09-07 13:01:24,835 INFO L78 Accepts]: Start accepts. Automaton has 1115 states and 1398 transitions. Word has length 64 [2019-09-07 13:01:24,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:24,836 INFO L475 AbstractCegarLoop]: Abstraction has 1115 states and 1398 transitions. [2019-09-07 13:01:24,836 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:24,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1398 transitions. [2019-09-07 13:01:24,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-07 13:01:24,842 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:24,842 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:24,843 INFO L418 AbstractCegarLoop]: === Iteration 34 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:24,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:24,843 INFO L82 PathProgramCache]: Analyzing trace with hash 2116516122, now seen corresponding path program 1 times [2019-09-07 13:01:24,843 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:24,843 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:24,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:24,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:24,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:24,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:24,927 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:24,927 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-07 13:01:24,927 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-07 13:01:24,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-07 13:01:24,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-07 13:01:24,928 INFO L87 Difference]: Start difference. First operand 1115 states and 1398 transitions. Second operand 8 states. [2019-09-07 13:01:25,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:25,184 INFO L93 Difference]: Finished difference Result 1138 states and 1420 transitions. [2019-09-07 13:01:25,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-07 13:01:25,184 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2019-09-07 13:01:25,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:25,190 INFO L225 Difference]: With dead ends: 1138 [2019-09-07 13:01:25,190 INFO L226 Difference]: Without dead ends: 1107 [2019-09-07 13:01:25,192 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:25,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states. [2019-09-07 13:01:25,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 1107. [2019-09-07 13:01:25,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1107 states. [2019-09-07 13:01:25,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 1107 states and 1384 transitions. [2019-09-07 13:01:25,358 INFO L78 Accepts]: Start accepts. Automaton has 1107 states and 1384 transitions. Word has length 57 [2019-09-07 13:01:25,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:25,358 INFO L475 AbstractCegarLoop]: Abstraction has 1107 states and 1384 transitions. [2019-09-07 13:01:25,358 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-07 13:01:25,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1384 transitions. [2019-09-07 13:01:25,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-09-07 13:01:25,361 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:25,361 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:25,361 INFO L418 AbstractCegarLoop]: === Iteration 35 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:25,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:25,362 INFO L82 PathProgramCache]: Analyzing trace with hash -860354565, now seen corresponding path program 1 times [2019-09-07 13:01:25,362 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:25,362 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:25,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:25,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:25,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:25,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:25,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:25,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:01:25,435 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:01:25,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:01:25,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:25,436 INFO L87 Difference]: Start difference. First operand 1107 states and 1384 transitions. Second operand 6 states. [2019-09-07 13:01:25,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:25,578 INFO L93 Difference]: Finished difference Result 1140 states and 1417 transitions. [2019-09-07 13:01:25,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-07 13:01:25,579 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2019-09-07 13:01:25,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:25,583 INFO L225 Difference]: With dead ends: 1140 [2019-09-07 13:01:25,584 INFO L226 Difference]: Without dead ends: 1109 [2019-09-07 13:01:25,585 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:25,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2019-09-07 13:01:25,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1097. [2019-09-07 13:01:25,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1097 states. [2019-09-07 13:01:25,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 1372 transitions. [2019-09-07 13:01:25,678 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 1372 transitions. Word has length 60 [2019-09-07 13:01:25,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:25,679 INFO L475 AbstractCegarLoop]: Abstraction has 1097 states and 1372 transitions. [2019-09-07 13:01:25,679 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:01:25,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1372 transitions. [2019-09-07 13:01:25,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-09-07 13:01:25,683 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:25,683 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:25,684 INFO L418 AbstractCegarLoop]: === Iteration 36 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:25,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:25,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1568169683, now seen corresponding path program 1 times [2019-09-07 13:01:25,685 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:25,685 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:25,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:25,686 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:25,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:25,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:25,763 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:25,763 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:25,764 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:25,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:25,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:25,764 INFO L87 Difference]: Start difference. First operand 1097 states and 1372 transitions. Second operand 5 states. [2019-09-07 13:01:26,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:26,151 INFO L93 Difference]: Finished difference Result 1595 states and 2012 transitions. [2019-09-07 13:01:26,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:26,152 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2019-09-07 13:01:26,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:26,158 INFO L225 Difference]: With dead ends: 1595 [2019-09-07 13:01:26,158 INFO L226 Difference]: Without dead ends: 1097 [2019-09-07 13:01:26,161 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:26,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1097 states. [2019-09-07 13:01:26,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1097 to 1097. [2019-09-07 13:01:26,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1097 states. [2019-09-07 13:01:26,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 1368 transitions. [2019-09-07 13:01:26,236 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 1368 transitions. Word has length 68 [2019-09-07 13:01:26,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:26,237 INFO L475 AbstractCegarLoop]: Abstraction has 1097 states and 1368 transitions. [2019-09-07 13:01:26,237 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:26,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1368 transitions. [2019-09-07 13:01:26,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-09-07 13:01:26,240 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:26,240 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:26,241 INFO L418 AbstractCegarLoop]: === Iteration 37 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:26,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:26,241 INFO L82 PathProgramCache]: Analyzing trace with hash 1152303328, now seen corresponding path program 1 times [2019-09-07 13:01:26,241 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:26,241 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:26,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:26,242 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:26,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:26,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:26,298 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:26,299 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:26,299 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:26,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:26,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:26,300 INFO L87 Difference]: Start difference. First operand 1097 states and 1368 transitions. Second operand 5 states. [2019-09-07 13:01:26,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:26,384 INFO L93 Difference]: Finished difference Result 1245 states and 1540 transitions. [2019-09-07 13:01:26,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:26,385 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2019-09-07 13:01:26,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:26,390 INFO L225 Difference]: With dead ends: 1245 [2019-09-07 13:01:26,390 INFO L226 Difference]: Without dead ends: 1109 [2019-09-07 13:01:26,397 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:26,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2019-09-07 13:01:26,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1105. [2019-09-07 13:01:26,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1105 states. [2019-09-07 13:01:26,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 1105 states and 1376 transitions. [2019-09-07 13:01:26,474 INFO L78 Accepts]: Start accepts. Automaton has 1105 states and 1376 transitions. Word has length 63 [2019-09-07 13:01:26,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:26,476 INFO L475 AbstractCegarLoop]: Abstraction has 1105 states and 1376 transitions. [2019-09-07 13:01:26,476 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:26,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1376 transitions. [2019-09-07 13:01:26,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-09-07 13:01:26,480 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:26,480 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:26,480 INFO L418 AbstractCegarLoop]: === Iteration 38 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:26,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:26,480 INFO L82 PathProgramCache]: Analyzing trace with hash -862866401, now seen corresponding path program 1 times [2019-09-07 13:01:26,480 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:26,481 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:26,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:26,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:26,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:26,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:26,596 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:26,596 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-07 13:01:26,596 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:01:26,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:01:26,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:26,597 INFO L87 Difference]: Start difference. First operand 1105 states and 1376 transitions. Second operand 9 states. [2019-09-07 13:01:26,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:26,750 INFO L93 Difference]: Finished difference Result 1435 states and 1755 transitions. [2019-09-07 13:01:26,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-07 13:01:26,751 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2019-09-07 13:01:26,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:26,755 INFO L225 Difference]: With dead ends: 1435 [2019-09-07 13:01:26,756 INFO L226 Difference]: Without dead ends: 1109 [2019-09-07 13:01:26,757 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-09-07 13:01:26,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2019-09-07 13:01:26,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1107. [2019-09-07 13:01:26,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1107 states. [2019-09-07 13:01:26,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 1107 states and 1376 transitions. [2019-09-07 13:01:26,878 INFO L78 Accepts]: Start accepts. Automaton has 1107 states and 1376 transitions. Word has length 63 [2019-09-07 13:01:26,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:26,879 INFO L475 AbstractCegarLoop]: Abstraction has 1107 states and 1376 transitions. [2019-09-07 13:01:26,879 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:01:26,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1376 transitions. [2019-09-07 13:01:26,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-07 13:01:26,882 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:26,882 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:26,883 INFO L418 AbstractCegarLoop]: === Iteration 39 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:26,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:26,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1106879136, now seen corresponding path program 1 times [2019-09-07 13:01:26,883 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:26,883 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:26,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:26,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:26,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:26,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:26,966 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:26,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-07 13:01:26,967 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:01:26,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:01:26,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:26,968 INFO L87 Difference]: Start difference. First operand 1107 states and 1376 transitions. Second operand 9 states. [2019-09-07 13:01:27,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:27,216 INFO L93 Difference]: Finished difference Result 1140 states and 1410 transitions. [2019-09-07 13:01:27,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-07 13:01:27,217 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2019-09-07 13:01:27,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:27,221 INFO L225 Difference]: With dead ends: 1140 [2019-09-07 13:01:27,221 INFO L226 Difference]: Without dead ends: 1097 [2019-09-07 13:01:27,222 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-09-07 13:01:27,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1097 states. [2019-09-07 13:01:27,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1097 to 1097. [2019-09-07 13:01:27,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1097 states. [2019-09-07 13:01:27,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 1360 transitions. [2019-09-07 13:01:27,292 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 1360 transitions. Word has length 62 [2019-09-07 13:01:27,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:27,293 INFO L475 AbstractCegarLoop]: Abstraction has 1097 states and 1360 transitions. [2019-09-07 13:01:27,293 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:01:27,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1360 transitions. [2019-09-07 13:01:27,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-09-07 13:01:27,296 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:27,296 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:27,297 INFO L418 AbstractCegarLoop]: === Iteration 40 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:27,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:27,297 INFO L82 PathProgramCache]: Analyzing trace with hash 500831766, now seen corresponding path program 1 times [2019-09-07 13:01:27,297 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:27,297 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:27,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:27,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:27,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:27,396 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:27,396 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:01:27,396 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:01:27,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:01:27,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:27,397 INFO L87 Difference]: Start difference. First operand 1097 states and 1360 transitions. Second operand 6 states. [2019-09-07 13:01:27,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:27,501 INFO L93 Difference]: Finished difference Result 1119 states and 1379 transitions. [2019-09-07 13:01:27,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 13:01:27,501 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2019-09-07 13:01:27,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:27,506 INFO L225 Difference]: With dead ends: 1119 [2019-09-07 13:01:27,506 INFO L226 Difference]: Without dead ends: 1085 [2019-09-07 13:01:27,507 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:27,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2019-09-07 13:01:27,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 1085. [2019-09-07 13:01:27,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2019-09-07 13:01:27,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1344 transitions. [2019-09-07 13:01:27,579 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1344 transitions. Word has length 63 [2019-09-07 13:01:27,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:27,579 INFO L475 AbstractCegarLoop]: Abstraction has 1085 states and 1344 transitions. [2019-09-07 13:01:27,580 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:01:27,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1344 transitions. [2019-09-07 13:01:27,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-09-07 13:01:27,583 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:27,583 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:27,583 INFO L418 AbstractCegarLoop]: === Iteration 41 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:27,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:27,583 INFO L82 PathProgramCache]: Analyzing trace with hash 1093485134, now seen corresponding path program 1 times [2019-09-07 13:01:27,584 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:27,584 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:27,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:27,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:27,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:27,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:27,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:27,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:27,631 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:27,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:27,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:27,632 INFO L87 Difference]: Start difference. First operand 1085 states and 1344 transitions. Second operand 3 states. [2019-09-07 13:01:27,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:27,712 INFO L93 Difference]: Finished difference Result 1631 states and 2054 transitions. [2019-09-07 13:01:27,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:27,713 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 71 [2019-09-07 13:01:27,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:27,729 INFO L225 Difference]: With dead ends: 1631 [2019-09-07 13:01:27,729 INFO L226 Difference]: Without dead ends: 1133 [2019-09-07 13:01:27,732 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:27,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1133 states. [2019-09-07 13:01:27,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1133 to 1085. [2019-09-07 13:01:27,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2019-09-07 13:01:27,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1344 transitions. [2019-09-07 13:01:27,815 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1344 transitions. Word has length 71 [2019-09-07 13:01:27,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:27,815 INFO L475 AbstractCegarLoop]: Abstraction has 1085 states and 1344 transitions. [2019-09-07 13:01:27,816 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:27,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1344 transitions. [2019-09-07 13:01:27,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-09-07 13:01:27,819 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:27,819 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:27,820 INFO L418 AbstractCegarLoop]: === Iteration 42 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:27,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:27,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1207446898, now seen corresponding path program 1 times [2019-09-07 13:01:27,820 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:27,820 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:27,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:27,822 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:27,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:27,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:27,908 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:27,908 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:01:27,908 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:01:27,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:01:27,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:27,909 INFO L87 Difference]: Start difference. First operand 1085 states and 1344 transitions. Second operand 6 states. [2019-09-07 13:01:28,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:28,017 INFO L93 Difference]: Finished difference Result 1565 states and 1963 transitions. [2019-09-07 13:01:28,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-07 13:01:28,018 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 71 [2019-09-07 13:01:28,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:28,023 INFO L225 Difference]: With dead ends: 1565 [2019-09-07 13:01:28,023 INFO L226 Difference]: Without dead ends: 1132 [2019-09-07 13:01:28,025 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:28,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states. [2019-09-07 13:01:28,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 1085. [2019-09-07 13:01:28,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2019-09-07 13:01:28,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1340 transitions. [2019-09-07 13:01:28,103 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1340 transitions. Word has length 71 [2019-09-07 13:01:28,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:28,103 INFO L475 AbstractCegarLoop]: Abstraction has 1085 states and 1340 transitions. [2019-09-07 13:01:28,104 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:01:28,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1340 transitions. [2019-09-07 13:01:28,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-09-07 13:01:28,107 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:28,107 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:28,107 INFO L418 AbstractCegarLoop]: === Iteration 43 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:28,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:28,107 INFO L82 PathProgramCache]: Analyzing trace with hash 2049018889, now seen corresponding path program 1 times [2019-09-07 13:01:28,107 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:28,108 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:28,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:28,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:28,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:28,193 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:28,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:28,193 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:28,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:28,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:28,194 INFO L87 Difference]: Start difference. First operand 1085 states and 1340 transitions. Second operand 5 states. [2019-09-07 13:01:28,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:28,279 INFO L93 Difference]: Finished difference Result 1104 states and 1360 transitions. [2019-09-07 13:01:28,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:28,279 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2019-09-07 13:01:28,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:28,284 INFO L225 Difference]: With dead ends: 1104 [2019-09-07 13:01:28,284 INFO L226 Difference]: Without dead ends: 1072 [2019-09-07 13:01:28,286 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:28,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2019-09-07 13:01:28,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 1058. [2019-09-07 13:01:28,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1058 states. [2019-09-07 13:01:28,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 1058 states and 1310 transitions. [2019-09-07 13:01:28,376 INFO L78 Accepts]: Start accepts. Automaton has 1058 states and 1310 transitions. Word has length 64 [2019-09-07 13:01:28,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:28,378 INFO L475 AbstractCegarLoop]: Abstraction has 1058 states and 1310 transitions. [2019-09-07 13:01:28,378 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:28,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1310 transitions. [2019-09-07 13:01:28,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-09-07 13:01:28,382 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:28,382 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:28,382 INFO L418 AbstractCegarLoop]: === Iteration 44 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:28,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:28,383 INFO L82 PathProgramCache]: Analyzing trace with hash 710893128, now seen corresponding path program 1 times [2019-09-07 13:01:28,383 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:28,383 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:28,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:28,384 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:28,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:28,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:28,476 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:28,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-07 13:01:28,476 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:01:28,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:01:28,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:28,504 INFO L87 Difference]: Start difference. First operand 1058 states and 1310 transitions. Second operand 9 states. [2019-09-07 13:01:28,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:28,825 INFO L93 Difference]: Finished difference Result 1091 states and 1344 transitions. [2019-09-07 13:01:28,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-07 13:01:28,826 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2019-09-07 13:01:28,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:28,832 INFO L225 Difference]: With dead ends: 1091 [2019-09-07 13:01:28,832 INFO L226 Difference]: Without dead ends: 1046 [2019-09-07 13:01:28,834 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-09-07 13:01:28,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2019-09-07 13:01:28,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1046. [2019-09-07 13:01:28,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1046 states. [2019-09-07 13:01:28,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 1046 states and 1292 transitions. [2019-09-07 13:01:28,925 INFO L78 Accepts]: Start accepts. Automaton has 1046 states and 1292 transitions. Word has length 63 [2019-09-07 13:01:28,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:28,925 INFO L475 AbstractCegarLoop]: Abstraction has 1046 states and 1292 transitions. [2019-09-07 13:01:28,925 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:01:28,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1292 transitions. [2019-09-07 13:01:28,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-09-07 13:01:28,929 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:28,930 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:28,930 INFO L418 AbstractCegarLoop]: === Iteration 45 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:28,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:28,931 INFO L82 PathProgramCache]: Analyzing trace with hash -264680714, now seen corresponding path program 1 times [2019-09-07 13:01:28,931 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:28,931 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:28,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:28,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:28,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:29,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:29,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:29,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-07 13:01:29,040 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:01:29,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:01:29,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:29,041 INFO L87 Difference]: Start difference. First operand 1046 states and 1292 transitions. Second operand 9 states. [2019-09-07 13:01:29,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:29,272 INFO L93 Difference]: Finished difference Result 1079 states and 1326 transitions. [2019-09-07 13:01:29,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-07 13:01:29,273 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2019-09-07 13:01:29,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:29,276 INFO L225 Difference]: With dead ends: 1079 [2019-09-07 13:01:29,276 INFO L226 Difference]: Without dead ends: 1036 [2019-09-07 13:01:29,277 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-09-07 13:01:29,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2019-09-07 13:01:29,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1036. [2019-09-07 13:01:29,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1036 states. [2019-09-07 13:01:29,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 1036 states and 1276 transitions. [2019-09-07 13:01:29,347 INFO L78 Accepts]: Start accepts. Automaton has 1036 states and 1276 transitions. Word has length 63 [2019-09-07 13:01:29,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:29,347 INFO L475 AbstractCegarLoop]: Abstraction has 1036 states and 1276 transitions. [2019-09-07 13:01:29,347 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:01:29,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1276 transitions. [2019-09-07 13:01:29,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-09-07 13:01:29,350 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:29,350 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:29,350 INFO L418 AbstractCegarLoop]: === Iteration 46 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:29,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:29,350 INFO L82 PathProgramCache]: Analyzing trace with hash -171229548, now seen corresponding path program 1 times [2019-09-07 13:01:29,351 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:29,351 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:29,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:29,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:29,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:29,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:29,418 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:29,418 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-07 13:01:29,418 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-07 13:01:29,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-07 13:01:29,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-07 13:01:29,419 INFO L87 Difference]: Start difference. First operand 1036 states and 1276 transitions. Second operand 8 states. [2019-09-07 13:01:29,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:29,601 INFO L93 Difference]: Finished difference Result 1053 states and 1292 transitions. [2019-09-07 13:01:29,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-07 13:01:29,601 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2019-09-07 13:01:29,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:29,605 INFO L225 Difference]: With dead ends: 1053 [2019-09-07 13:01:29,605 INFO L226 Difference]: Without dead ends: 1021 [2019-09-07 13:01:29,606 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:29,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2019-09-07 13:01:29,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 1021. [2019-09-07 13:01:29,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1021 states. [2019-09-07 13:01:29,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 1021 states and 1256 transitions. [2019-09-07 13:01:29,673 INFO L78 Accepts]: Start accepts. Automaton has 1021 states and 1256 transitions. Word has length 63 [2019-09-07 13:01:29,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:29,673 INFO L475 AbstractCegarLoop]: Abstraction has 1021 states and 1256 transitions. [2019-09-07 13:01:29,673 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-07 13:01:29,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1256 transitions. [2019-09-07 13:01:29,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-09-07 13:01:29,676 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:29,676 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:29,677 INFO L418 AbstractCegarLoop]: === Iteration 47 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:29,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:29,677 INFO L82 PathProgramCache]: Analyzing trace with hash 228872777, now seen corresponding path program 1 times [2019-09-07 13:01:29,677 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:29,677 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:29,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:29,678 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:29,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:29,767 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:29,767 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-07 13:01:29,767 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-07 13:01:29,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-07 13:01:29,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-07 13:01:29,768 INFO L87 Difference]: Start difference. First operand 1021 states and 1256 transitions. Second operand 4 states. [2019-09-07 13:01:29,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:29,977 INFO L93 Difference]: Finished difference Result 1464 states and 1740 transitions. [2019-09-07 13:01:29,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:01:29,977 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2019-09-07 13:01:29,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:29,981 INFO L225 Difference]: With dead ends: 1464 [2019-09-07 13:01:29,981 INFO L226 Difference]: Without dead ends: 802 [2019-09-07 13:01:29,984 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-07 13:01:29,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2019-09-07 13:01:30,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 741. [2019-09-07 13:01:30,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 741 states. [2019-09-07 13:01:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 881 transitions. [2019-09-07 13:01:30,032 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 881 transitions. Word has length 70 [2019-09-07 13:01:30,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:30,032 INFO L475 AbstractCegarLoop]: Abstraction has 741 states and 881 transitions. [2019-09-07 13:01:30,032 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-07 13:01:30,032 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 881 transitions. [2019-09-07 13:01:30,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-09-07 13:01:30,034 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:30,034 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:30,035 INFO L418 AbstractCegarLoop]: === Iteration 48 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:30,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:30,035 INFO L82 PathProgramCache]: Analyzing trace with hash -1122617494, now seen corresponding path program 1 times [2019-09-07 13:01:30,035 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:30,036 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:30,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:30,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:30,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:30,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:30,085 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:30,085 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:01:30,085 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:01:30,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:01:30,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:30,086 INFO L87 Difference]: Start difference. First operand 741 states and 881 transitions. Second operand 3 states. [2019-09-07 13:01:30,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:30,146 INFO L93 Difference]: Finished difference Result 1098 states and 1327 transitions. [2019-09-07 13:01:30,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:01:30,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2019-09-07 13:01:30,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:30,149 INFO L225 Difference]: With dead ends: 1098 [2019-09-07 13:01:30,150 INFO L226 Difference]: Without dead ends: 845 [2019-09-07 13:01:30,152 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:01:30,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2019-09-07 13:01:30,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 815. [2019-09-07 13:01:30,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 815 states. [2019-09-07 13:01:30,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 975 transitions. [2019-09-07 13:01:30,204 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 975 transitions. Word has length 73 [2019-09-07 13:01:30,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:30,205 INFO L475 AbstractCegarLoop]: Abstraction has 815 states and 975 transitions. [2019-09-07 13:01:30,205 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:01:30,205 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 975 transitions. [2019-09-07 13:01:30,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-09-07 13:01:30,207 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:30,207 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:30,207 INFO L418 AbstractCegarLoop]: === Iteration 49 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:30,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:30,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1847907137, now seen corresponding path program 1 times [2019-09-07 13:01:30,208 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:30,208 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:30,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:30,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:30,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:30,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:30,279 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:30,279 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-07 13:01:30,279 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:01:30,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:01:30,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:30,280 INFO L87 Difference]: Start difference. First operand 815 states and 975 transitions. Second operand 9 states. [2019-09-07 13:01:30,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:30,535 INFO L93 Difference]: Finished difference Result 844 states and 1003 transitions. [2019-09-07 13:01:30,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-07 13:01:30,535 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 67 [2019-09-07 13:01:30,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:30,538 INFO L225 Difference]: With dead ends: 844 [2019-09-07 13:01:30,538 INFO L226 Difference]: Without dead ends: 769 [2019-09-07 13:01:30,539 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-09-07 13:01:30,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2019-09-07 13:01:30,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 769. [2019-09-07 13:01:30,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 769 states. [2019-09-07 13:01:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 769 states and 918 transitions. [2019-09-07 13:01:30,586 INFO L78 Accepts]: Start accepts. Automaton has 769 states and 918 transitions. Word has length 67 [2019-09-07 13:01:30,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:30,587 INFO L475 AbstractCegarLoop]: Abstraction has 769 states and 918 transitions. [2019-09-07 13:01:30,587 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:01:30,587 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 918 transitions. [2019-09-07 13:01:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-09-07 13:01:30,590 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:30,590 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-09-07 13:01:30,591 INFO L418 AbstractCegarLoop]: === Iteration 50 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:30,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:30,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1321469063, now seen corresponding path program 1 times [2019-09-07 13:01:30,591 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:30,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:30,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:30,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:30,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:30,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:30,706 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:30,706 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-07 13:01:30,707 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-07 13:01:30,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-07 13:01:30,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:30,708 INFO L87 Difference]: Start difference. First operand 769 states and 918 transitions. Second operand 7 states. [2019-09-07 13:01:31,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:31,650 INFO L93 Difference]: Finished difference Result 1123 states and 1353 transitions. [2019-09-07 13:01:31,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-07 13:01:31,651 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2019-09-07 13:01:31,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:31,654 INFO L225 Difference]: With dead ends: 1123 [2019-09-07 13:01:31,654 INFO L226 Difference]: Without dead ends: 814 [2019-09-07 13:01:31,655 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2019-09-07 13:01:31,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2019-09-07 13:01:31,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 753. [2019-09-07 13:01:31,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 753 states. [2019-09-07 13:01:31,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 890 transitions. [2019-09-07 13:01:31,717 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 890 transitions. Word has length 82 [2019-09-07 13:01:31,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:31,718 INFO L475 AbstractCegarLoop]: Abstraction has 753 states and 890 transitions. [2019-09-07 13:01:31,718 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-07 13:01:31,718 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 890 transitions. [2019-09-07 13:01:31,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-09-07 13:01:31,720 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:31,720 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:31,721 INFO L418 AbstractCegarLoop]: === Iteration 51 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:31,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:31,721 INFO L82 PathProgramCache]: Analyzing trace with hash 448269423, now seen corresponding path program 1 times [2019-09-07 13:01:31,721 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:31,721 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:31,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:31,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:31,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:31,778 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:31,778 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:31,779 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:31,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:31,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:31,779 INFO L87 Difference]: Start difference. First operand 753 states and 890 transitions. Second operand 5 states. [2019-09-07 13:01:31,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:31,851 INFO L93 Difference]: Finished difference Result 863 states and 1011 transitions. [2019-09-07 13:01:31,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-07 13:01:31,851 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 76 [2019-09-07 13:01:31,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:31,854 INFO L225 Difference]: With dead ends: 863 [2019-09-07 13:01:31,854 INFO L226 Difference]: Without dead ends: 762 [2019-09-07 13:01:31,855 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:31,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2019-09-07 13:01:31,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 758. [2019-09-07 13:01:31,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2019-09-07 13:01:31,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 895 transitions. [2019-09-07 13:01:31,915 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 895 transitions. Word has length 76 [2019-09-07 13:01:31,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:31,915 INFO L475 AbstractCegarLoop]: Abstraction has 758 states and 895 transitions. [2019-09-07 13:01:31,917 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:31,917 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 895 transitions. [2019-09-07 13:01:31,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-09-07 13:01:31,920 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:31,920 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:31,920 INFO L418 AbstractCegarLoop]: === Iteration 52 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:31,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:31,920 INFO L82 PathProgramCache]: Analyzing trace with hash 1161185424, now seen corresponding path program 1 times [2019-09-07 13:01:31,920 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:31,921 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:31,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:31,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:31,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:32,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:32,027 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:32,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-07 13:01:32,028 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:01:32,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:01:32,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:32,029 INFO L87 Difference]: Start difference. First operand 758 states and 895 transitions. Second operand 9 states. [2019-09-07 13:01:32,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:32,138 INFO L93 Difference]: Finished difference Result 844 states and 985 transitions. [2019-09-07 13:01:32,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-07 13:01:32,138 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 76 [2019-09-07 13:01:32,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:32,141 INFO L225 Difference]: With dead ends: 844 [2019-09-07 13:01:32,141 INFO L226 Difference]: Without dead ends: 684 [2019-09-07 13:01:32,142 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-09-07 13:01:32,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 684 states. [2019-09-07 13:01:32,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 684 to 684. [2019-09-07 13:01:32,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 684 states. [2019-09-07 13:01:32,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 805 transitions. [2019-09-07 13:01:32,195 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 805 transitions. Word has length 76 [2019-09-07 13:01:32,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:32,196 INFO L475 AbstractCegarLoop]: Abstraction has 684 states and 805 transitions. [2019-09-07 13:01:32,197 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:01:32,197 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 805 transitions. [2019-09-07 13:01:32,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-09-07 13:01:32,199 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:32,199 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-09-07 13:01:32,199 INFO L418 AbstractCegarLoop]: === Iteration 53 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:32,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:32,200 INFO L82 PathProgramCache]: Analyzing trace with hash 531350456, now seen corresponding path program 1 times [2019-09-07 13:01:32,200 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:32,200 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:32,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:32,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:32,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:32,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:32,304 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:32,304 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:01:32,305 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:01:32,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:01:32,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:01:32,305 INFO L87 Difference]: Start difference. First operand 684 states and 805 transitions. Second operand 6 states. [2019-09-07 13:01:32,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:32,402 INFO L93 Difference]: Finished difference Result 1026 states and 1242 transitions. [2019-09-07 13:01:32,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-07 13:01:32,402 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2019-09-07 13:01:32,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:32,405 INFO L225 Difference]: With dead ends: 1026 [2019-09-07 13:01:32,405 INFO L226 Difference]: Without dead ends: 772 [2019-09-07 13:01:32,406 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:32,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 772 states. [2019-09-07 13:01:32,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 772 to 650. [2019-09-07 13:01:32,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 650 states. [2019-09-07 13:01:32,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 761 transitions. [2019-09-07 13:01:32,455 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 761 transitions. Word has length 83 [2019-09-07 13:01:32,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:32,456 INFO L475 AbstractCegarLoop]: Abstraction has 650 states and 761 transitions. [2019-09-07 13:01:32,456 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:01:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 761 transitions. [2019-09-07 13:01:32,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-09-07 13:01:32,458 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:32,458 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:32,458 INFO L418 AbstractCegarLoop]: === Iteration 54 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:32,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:32,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1279293429, now seen corresponding path program 1 times [2019-09-07 13:01:32,459 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:32,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:32,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:32,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:32,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:32,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:32,514 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:32,515 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:01:32,515 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:01:32,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:01:32,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:01:32,516 INFO L87 Difference]: Start difference. First operand 650 states and 761 transitions. Second operand 5 states. [2019-09-07 13:01:33,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:33,048 INFO L93 Difference]: Finished difference Result 1273 states and 1477 transitions. [2019-09-07 13:01:33,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-07 13:01:33,049 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 79 [2019-09-07 13:01:33,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:33,051 INFO L225 Difference]: With dead ends: 1273 [2019-09-07 13:01:33,051 INFO L226 Difference]: Without dead ends: 790 [2019-09-07 13:01:33,053 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:01:33,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2019-09-07 13:01:33,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 767. [2019-09-07 13:01:33,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 767 states. [2019-09-07 13:01:33,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 887 transitions. [2019-09-07 13:01:33,102 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 887 transitions. Word has length 79 [2019-09-07 13:01:33,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:33,102 INFO L475 AbstractCegarLoop]: Abstraction has 767 states and 887 transitions. [2019-09-07 13:01:33,102 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:01:33,102 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 887 transitions. [2019-09-07 13:01:33,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-09-07 13:01:33,104 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:33,104 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:01:33,104 INFO L418 AbstractCegarLoop]: === Iteration 55 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:33,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:33,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1865046393, now seen corresponding path program 1 times [2019-09-07 13:01:33,105 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:33,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:33,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:33,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:33,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:33,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:33,182 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:33,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-07 13:01:33,183 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:01:33,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:01:33,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:33,184 INFO L87 Difference]: Start difference. First operand 767 states and 887 transitions. Second operand 9 states. [2019-09-07 13:01:33,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:33,366 INFO L93 Difference]: Finished difference Result 769 states and 888 transitions. [2019-09-07 13:01:33,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-07 13:01:33,367 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 80 [2019-09-07 13:01:33,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:33,369 INFO L225 Difference]: With dead ends: 769 [2019-09-07 13:01:33,369 INFO L226 Difference]: Without dead ends: 598 [2019-09-07 13:01:33,372 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-09-07 13:01:33,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2019-09-07 13:01:33,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 598. [2019-09-07 13:01:33,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2019-09-07 13:01:33,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 697 transitions. [2019-09-07 13:01:33,415 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 697 transitions. Word has length 80 [2019-09-07 13:01:33,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:33,416 INFO L475 AbstractCegarLoop]: Abstraction has 598 states and 697 transitions. [2019-09-07 13:01:33,416 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:01:33,416 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 697 transitions. [2019-09-07 13:01:33,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-07 13:01:33,418 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:33,418 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-09-07 13:01:33,418 INFO L418 AbstractCegarLoop]: === Iteration 56 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:33,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:33,419 INFO L82 PathProgramCache]: Analyzing trace with hash 1765631649, now seen corresponding path program 1 times [2019-09-07 13:01:33,419 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:33,419 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:33,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:33,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:33,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:33,495 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:33,495 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-07 13:01:33,496 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:01:33,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:01:33,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:33,497 INFO L87 Difference]: Start difference. First operand 598 states and 697 transitions. Second operand 9 states. [2019-09-07 13:01:33,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:33,645 INFO L93 Difference]: Finished difference Result 637 states and 738 transitions. [2019-09-07 13:01:33,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-07 13:01:33,646 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2019-09-07 13:01:33,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:33,648 INFO L225 Difference]: With dead ends: 637 [2019-09-07 13:01:33,648 INFO L226 Difference]: Without dead ends: 616 [2019-09-07 13:01:33,649 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2019-09-07 13:01:33,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2019-09-07 13:01:33,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 598. [2019-09-07 13:01:33,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2019-09-07 13:01:33,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 696 transitions. [2019-09-07 13:01:33,690 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 696 transitions. Word has length 88 [2019-09-07 13:01:33,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:33,691 INFO L475 AbstractCegarLoop]: Abstraction has 598 states and 696 transitions. [2019-09-07 13:01:33,691 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:01:33,691 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 696 transitions. [2019-09-07 13:01:33,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-09-07 13:01:33,692 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:33,693 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-09-07 13:01:33,693 INFO L418 AbstractCegarLoop]: === Iteration 57 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:33,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:33,693 INFO L82 PathProgramCache]: Analyzing trace with hash -534357869, now seen corresponding path program 1 times [2019-09-07 13:01:33,693 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:33,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:33,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:33,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:33,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:01:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:01:33,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:01:33,796 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-07 13:01:33,796 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-07 13:01:33,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-07 13:01:33,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:01:33,797 INFO L87 Difference]: Start difference. First operand 598 states and 696 transitions. Second operand 9 states. [2019-09-07 13:01:34,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:01:34,808 INFO L93 Difference]: Finished difference Result 619 states and 719 transitions. [2019-09-07 13:01:34,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-09-07 13:01:34,808 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2019-09-07 13:01:34,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:01:34,810 INFO L225 Difference]: With dead ends: 619 [2019-09-07 13:01:34,811 INFO L226 Difference]: Without dead ends: 590 [2019-09-07 13:01:34,811 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2019-09-07 13:01:34,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2019-09-07 13:01:34,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 574. [2019-09-07 13:01:34,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 574 states. [2019-09-07 13:01:34,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 574 states and 670 transitions. [2019-09-07 13:01:34,855 INFO L78 Accepts]: Start accepts. Automaton has 574 states and 670 transitions. Word has length 84 [2019-09-07 13:01:34,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:01:34,855 INFO L475 AbstractCegarLoop]: Abstraction has 574 states and 670 transitions. [2019-09-07 13:01:34,855 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-07 13:01:34,856 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 670 transitions. [2019-09-07 13:01:34,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-09-07 13:01:34,857 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:01:34,857 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-09-07 13:01:34,858 INFO L418 AbstractCegarLoop]: === Iteration 58 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:01:34,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:01:34,858 INFO L82 PathProgramCache]: Analyzing trace with hash -1790671204, now seen corresponding path program 1 times [2019-09-07 13:01:34,858 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:01:34,859 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:01:34,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:34,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:01:34,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:01:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-07 13:01:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-07 13:01:34,996 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-07 13:01:35,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 01:01:35 BoogieIcfgContainer [2019-09-07 13:01:35,149 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-07 13:01:35,152 INFO L168 Benchmark]: Toolchain (without parser) took 26450.37 ms. Allocated memory was 138.9 MB in the beginning and 704.1 MB in the end (delta: 565.2 MB). Free memory was 84.4 MB in the beginning and 129.3 MB in the end (delta: -44.9 MB). Peak memory consumption was 520.3 MB. Max. memory is 7.1 GB. [2019-09-07 13:01:35,153 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-07 13:01:35,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 762.12 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 84.2 MB in the beginning and 158.9 MB in the end (delta: -74.7 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2019-09-07 13:01:35,154 INFO L168 Benchmark]: Boogie Preprocessor took 168.06 ms. Allocated memory is still 199.2 MB. Free memory was 158.9 MB in the beginning and 154.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-07 13:01:35,155 INFO L168 Benchmark]: RCFGBuilder took 1613.28 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 153.8 MB in the beginning and 155.6 MB in the end (delta: -1.7 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. [2019-09-07 13:01:35,157 INFO L168 Benchmark]: TraceAbstraction took 23902.87 ms. Allocated memory was 221.8 MB in the beginning and 704.1 MB in the end (delta: 482.3 MB). Free memory was 155.6 MB in the beginning and 129.3 MB in the end (delta: 26.3 MB). Peak memory consumption was 508.6 MB. Max. memory is 7.1 GB. [2019-09-07 13:01:35,166 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 762.12 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 84.2 MB in the beginning and 158.9 MB in the end (delta: -74.7 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 168.06 ms. Allocated memory is still 199.2 MB. Free memory was 158.9 MB in the beginning and 154.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1613.28 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 153.8 MB in the beginning and 155.6 MB in the end (delta: -1.7 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23902.87 ms. Allocated memory was 221.8 MB in the beginning and 704.1 MB in the end (delta: 482.3 MB). Free memory was 155.6 MB in the beginning and 129.3 MB in the end (delta: 26.3 MB). Peak memory consumption was 508.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1626]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L41] int FloppyThread ; [L42] int KernelMode ; [L43] int Suspended ; [L44] int Executive ; [L45] int DiskController ; [L46] int FloppyDiskPeripheral ; [L47] int FlConfigCallBack ; [L48] int MaximumInterfaceType ; [L49] int MOUNTDEV_MOUNTED_DEVICE_GUID ; [L50] int myStatus ; [L51] int s ; [L52] int UNLOADED ; [L53] int NP ; [L54] int DC ; [L55] int SKIP1 ; [L56] int SKIP2 ; [L57] int MPR1 ; [L58] int MPR3 ; [L59] int IPC ; [L60] int pended ; [L61] int compRegistered ; [L62] int lowerDriverReturn ; [L63] int setEventCalled ; [L64] int customIrp ; [L87] int PagingReferenceCount = 0; [L88] int PagingMutex = 0; VAL [\old(compRegistered)=277, \old(customIrp)=280, \old(DC)=274, \old(DiskController)=276, \old(Executive)=278, \old(FlConfigCallBack)=265, \old(FloppyDiskPeripheral)=275, \old(FloppyThread)=261, \old(IPC)=262, \old(KernelMode)=272, \old(lowerDriverReturn)=285, \old(MaximumInterfaceType)=284, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=260, \old(MPR1)=268, \old(MPR3)=281, \old(myStatus)=283, \old(NP)=279, \old(PagingMutex)=266, \old(PagingReferenceCount)=270, \old(pended)=271, \old(s)=263, \old(setEventCalled)=282, \old(SKIP1)=267, \old(SKIP2)=264, \old(Suspended)=269, \old(UNLOADED)=273, compRegistered=0, customIrp=0, DC=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=0, MPR3=0, myStatus=0, NP=0, PagingMutex=0, PagingReferenceCount=0, pended=0, s=0, setEventCalled=0, SKIP1=0, SKIP2=0, Suspended=0, UNLOADED=0] [L667] int status ; [L668] int irp = __VERIFIER_nondet_int() ; [L669] int pirp ; [L670] int pirp__IoStatus__Status ; [L671] int irp_choice = __VERIFIER_nondet_int() ; [L672] int devobj = __VERIFIER_nondet_int() ; [L673] int __cil_tmp8 ; [L675] FloppyThread = 0 [L676] KernelMode = 0 [L677] Suspended = 0 [L678] Executive = 0 [L679] DiskController = 0 [L680] FloppyDiskPeripheral = 0 [L681] FlConfigCallBack = 0 [L682] MaximumInterfaceType = 0 [L683] MOUNTDEV_MOUNTED_DEVICE_GUID = 0 [L684] myStatus = 0 [L685] s = 0 [L686] UNLOADED = 0 [L687] NP = 0 [L688] DC = 0 [L689] SKIP1 = 0 [L690] SKIP2 = 0 [L691] MPR1 = 0 [L692] MPR3 = 0 [L693] IPC = 0 [L694] pended = 0 [L695] compRegistered = 0 [L696] lowerDriverReturn = 0 [L697] setEventCalled = 0 [L698] customIrp = 0 [L702] status = 0 [L703] pirp = irp VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=0, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=0, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=0, MPR3=0, myStatus=0, NP=0, PagingMutex=0, PagingReferenceCount=0, pended=0, pirp=0, s=0, setEventCalled=0, SKIP1=0, SKIP2=0, status=0, Suspended=0, UNLOADED=0] [L704] CALL _BLAST_init() VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=0, MPR3=0, myStatus=0, NP=0, PagingMutex=0, PagingReferenceCount=0, pended=0, s=0, setEventCalled=0, SKIP1=0, SKIP2=0, Suspended=0, UNLOADED=0] [L70] UNLOADED = 0 [L71] NP = 1 [L72] DC = 2 [L73] SKIP1 = 3 [L74] SKIP2 = 4 [L75] MPR1 = 5 [L76] MPR3 = 6 [L77] IPC = 7 [L78] s = UNLOADED [L79] pended = 0 [L80] compRegistered = 0 [L81] lowerDriverReturn = 0 [L82] setEventCalled = 0 [L83] customIrp = 0 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=0, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L704] RET _BLAST_init() VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, pirp=0, s=0, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, UNLOADED=0] [L706] COND TRUE status >= 0 [L707] s = NP [L708] customIrp = 0 [L709] setEventCalled = customIrp [L710] lowerDriverReturn = setEventCalled [L711] compRegistered = lowerDriverReturn [L712] pended = compRegistered [L713] pirp__IoStatus__Status = 0 [L714] myStatus = 0 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, pirp=0, pirp__IoStatus__Status=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, UNLOADED=0] [L715] COND TRUE irp_choice == 0 [L716] pirp__IoStatus__Status = -1073741637 [L717] myStatus = -1073741637 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, UNLOADED=0] [L720] CALL stub_driver_init() VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L657] s = NP [L658] pended = 0 [L659] compRegistered = 0 [L660] lowerDriverReturn = 0 [L661] setEventCalled = 0 [L662] customIrp = 0 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L720] RET stub_driver_init() VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, UNLOADED=0] [L723] COND FALSE !(status < 0) [L727] int tmp_ndt_1; [L728] tmp_ndt_1 = __VERIFIER_nondet_int() [L729] COND FALSE !(tmp_ndt_1 == 0) [L732] int tmp_ndt_2; [L733] tmp_ndt_2 = __VERIFIER_nondet_int() [L734] COND FALSE !(tmp_ndt_2 == 1) [L737] int tmp_ndt_3; [L738] tmp_ndt_3 = __VERIFIER_nondet_int() [L739] COND FALSE !(tmp_ndt_3 == 2) [L742] int tmp_ndt_4; [L743] tmp_ndt_4 = __VERIFIER_nondet_int() [L744] COND TRUE tmp_ndt_4 == 3 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=1, tmp_ndt_2=0, tmp_ndt_3=0, tmp_ndt_4=3, UNLOADED=0] [L766] CALL, EXPR FloppyPnp(devobj, pirp) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L160] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L161] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L162] int Irp__IoStatus__Information ; [L163] int Irp__IoStatus__Status ; [L164] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L165] int disketteExtension__IsRemoved = __VERIFIER_nondet_int() ; [L166] int disketteExtension__IsStarted = __VERIFIER_nondet_int() ; [L167] int disketteExtension__TargetObject = __VERIFIER_nondet_int() ; [L168] int disketteExtension__HoldNewRequests ; [L169] int disketteExtension__FloppyThread = __VERIFIER_nondet_int() ; [L170] int disketteExtension__InterfaceString__Buffer = __VERIFIER_nondet_int() ; [L171] int disketteExtension__InterfaceString = __VERIFIER_nondet_int() ; [L172] int disketteExtension__ArcName__Length = __VERIFIER_nondet_int() ; [L173] int disketteExtension__ArcName = __VERIFIER_nondet_int() ; [L174] int irpSp__MinorFunction = __VERIFIER_nondet_int() ; [L175] int IoGetConfigurationInformation__FloppyCount = __VERIFIER_nondet_int() ; [L176] int irpSp ; [L177] int disketteExtension ; [L178] int ntStatus ; [L179] int doneEvent = __VERIFIER_nondet_int() ; [L180] int irpSp___0 ; [L181] int nextIrpSp ; [L182] int nextIrpSp__Control ; [L183] int irpSp___1 ; [L184] int irpSp__Context ; [L185] int irpSp__Control ; [L186] long __cil_tmp29 ; [L187] long __cil_tmp30 ; [L190] ntStatus = 0 [L191] PagingReferenceCount ++ VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L192] COND TRUE PagingReferenceCount == 1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L195] disketteExtension = DeviceObject__DeviceExtension [L196] irpSp = Irp__Tail__Overlay__CurrentStackLocation VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L197] COND FALSE !(\read(disketteExtension__IsRemoved)) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L206] COND FALSE !(irpSp__MinorFunction == 0) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L209] COND TRUE irpSp__MinorFunction == 5 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L235] COND TRUE irpSp__MinorFunction == 5 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L238] COND FALSE !(! disketteExtension__IsStarted) [L254] disketteExtension__HoldNewRequests = 1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L255] CALL, EXPR FlQueueIrpToThread(Irp, disketteExtension) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(DisketteExtension)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=1, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L97] int status ; [L98] int threadHandle = __VERIFIER_nondet_int() ; [L99] int DisketteExtension__PoweringDown = __VERIFIER_nondet_int() ; [L100] int DisketteExtension__ThreadReferenceCount = __VERIFIER_nondet_int() ; [L101] int DisketteExtension__FloppyThread = __VERIFIER_nondet_int() ; [L102] int Irp__IoStatus__Status ; [L103] int Irp__IoStatus__Information ; [L104] int Irp__Tail__Overlay__CurrentStackLocation__Control ; [L105] int ObjAttributes = __VERIFIER_nondet_int() ; [L106] int __cil_tmp12 ; [L107] int __cil_tmp13 ; VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(DisketteExtension)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=1, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, DisketteExtension=0, DisketteExtension__FloppyThread=0, DisketteExtension__PoweringDown=0, DisketteExtension__ThreadReferenceCount=-2, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ObjAttributes=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, threadHandle=0, UNLOADED=0] [L110] COND FALSE !(DisketteExtension__PoweringDown == 1) [L116] DisketteExtension__ThreadReferenceCount ++ VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(DisketteExtension)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=1, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, DisketteExtension=0, DisketteExtension__FloppyThread=0, DisketteExtension__PoweringDown=0, DisketteExtension__ThreadReferenceCount=-1, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ObjAttributes=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, threadHandle=0, UNLOADED=0] [L117] COND FALSE !(DisketteExtension__ThreadReferenceCount == 0) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(DisketteExtension)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=1, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, DisketteExtension=0, DisketteExtension__FloppyThread=0, DisketteExtension__PoweringDown=0, DisketteExtension__ThreadReferenceCount=-1, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ObjAttributes=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, threadHandle=0, UNLOADED=0] [L149] COND TRUE pended == 0 [L150] pended = 1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(DisketteExtension)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=1, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, DisketteExtension=0, DisketteExtension__FloppyThread=0, DisketteExtension__PoweringDown=0, DisketteExtension__ThreadReferenceCount=-1, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ObjAttributes=0, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, threadHandle=0, UNLOADED=0] [L156] return (259); VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(DisketteExtension)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=1, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, \result=259, compRegistered=0, customIrp=0, DC=2, DiskController=0, DisketteExtension=0, DisketteExtension__FloppyThread=0, DisketteExtension__PoweringDown=0, DisketteExtension__ThreadReferenceCount=-1, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ObjAttributes=0, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, threadHandle=0, UNLOADED=0] [L255] RET, EXPR FlQueueIrpToThread(Irp, disketteExtension) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, FlQueueIrpToThread(Irp, disketteExtension)=259, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L255] ntStatus = FlQueueIrpToThread(Irp, disketteExtension) [L258] __cil_tmp29 = (long )ntStatus VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=259, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L259] COND TRUE __cil_tmp29 == 259L VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=259, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L261-L262] CALL KeWaitForSingleObject(disketteExtension__FloppyThread, Executive, KernelMode, 0, 0) VAL [\old(Alertable)=0, \old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(Object)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(Timeout)=0, \old(UNLOADED)=0, \old(WaitMode)=0, \old(WaitReason)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1065] COND FALSE !(s == MPR3) VAL [\old(Alertable)=0, \old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(Object)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(Timeout)=0, \old(UNLOADED)=0, \old(WaitMode)=0, \old(WaitReason)=0, Alertable=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, Object=0, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, Timeout=0, UNLOADED=0, WaitMode=0, WaitReason=0] [L1074] COND FALSE !(customIrp == 1) VAL [\old(Alertable)=0, \old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(Object)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(Timeout)=0, \old(UNLOADED)=0, \old(WaitMode)=0, \old(WaitReason)=0, Alertable=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, Object=0, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, Timeout=0, UNLOADED=0, WaitMode=0, WaitReason=0] [L1078] COND FALSE !(s == MPR3) VAL [\old(Alertable)=0, \old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(Object)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(Timeout)=0, \old(UNLOADED)=0, \old(WaitMode)=0, \old(WaitReason)=0, Alertable=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, Object=0, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, Timeout=0, UNLOADED=0, WaitMode=0, WaitReason=0] [L1085] int tmp_ndt_12; [L1086] tmp_ndt_12 = __VERIFIER_nondet_int() [L1087] COND FALSE !(tmp_ndt_12 == 0) VAL [\old(Alertable)=0, \old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(Object)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(Timeout)=0, \old(UNLOADED)=0, \old(WaitMode)=0, \old(WaitReason)=0, Alertable=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, Object=0, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, Timeout=0, tmp_ndt_12=1, UNLOADED=0, WaitMode=0, WaitReason=0] [L1095] return (-1073741823); VAL [\old(Alertable)=0, \old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(Object)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(Timeout)=0, \old(UNLOADED)=0, \old(WaitMode)=0, \old(WaitReason)=0, \result=-1073741823, Alertable=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, Object=0, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, Timeout=0, tmp_ndt_12=1, UNLOADED=0, WaitMode=0, WaitReason=0] [L261-L262] RET KeWaitForSingleObject(disketteExtension__FloppyThread, Executive, KernelMode, 0, 0) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, KeWaitForSingleObject(disketteExtension__FloppyThread, Executive, KernelMode, 0, 0)=-1073741823, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=259, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L264] COND FALSE !(disketteExtension__FloppyThread != 0) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ntStatus=259, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L267] disketteExtension__FloppyThread = 0 [L268] Irp__IoStatus__Status = 0 [L269] myStatus = 0 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__IoStatus__Status=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=259, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L270] COND TRUE s == NP [L271] s = SKIP1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__IoStatus__Status=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=259, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L278] Irp__CurrentLocation ++ [L279] Irp__Tail__Overlay__CurrentStackLocation ++ VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=1, Irp__IoStatus__Status=0, Irp__Tail__Overlay__CurrentStackLocation=1, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=259, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L280] CALL, EXPR IofCallDriver(disketteExtension__TargetObject, Irp) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=3, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L967] int returnVal2 ; [L968] int compRetStatus1 ; [L969] int lcontext = __VERIFIER_nondet_int() ; [L970] unsigned long __cil_tmp7 ; VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=3, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L973] COND FALSE !(\read(compRegistered)) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=3, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L986] int tmp_ndt_10; [L987] tmp_ndt_10 = __VERIFIER_nondet_int() [L988] COND TRUE tmp_ndt_10 == 0 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=3, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, tmp_ndt_10=0, UNLOADED=0] [L999] returnVal2 = 0 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=3, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, returnVal2=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, tmp_ndt_10=0, UNLOADED=0] [L1012] COND FALSE !(s == NP) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=3, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, returnVal2=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, tmp_ndt_10=0, UNLOADED=0] [L1016] COND FALSE !(s == MPR1) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=3, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, returnVal2=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, tmp_ndt_10=0, UNLOADED=0] [L1025] COND TRUE s == SKIP1 [L1026] s = SKIP2 [L1027] lowerDriverReturn = returnVal2 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=3, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, returnVal2=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, tmp_ndt_10=0, UNLOADED=0] [L1035] return (returnVal2); VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=3, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, \result=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, returnVal2=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, tmp_ndt_10=0, UNLOADED=0] [L280] RET, EXPR IofCallDriver(disketteExtension__TargetObject, Irp) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IofCallDriver(disketteExtension__TargetObject, Irp)=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=1, Irp__IoStatus__Status=0, Irp__Tail__Overlay__CurrentStackLocation=1, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=259, PagingMutex=0, PagingReferenceCount=1, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L280] ntStatus = IofCallDriver(disketteExtension__TargetObject, Irp) [L426] PagingReferenceCount -- VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=1, Irp__IoStatus__Status=0, Irp__Tail__Overlay__CurrentStackLocation=1, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L427] COND TRUE PagingReferenceCount == 0 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=1, Irp__IoStatus__Status=0, Irp__Tail__Overlay__CurrentStackLocation=1, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L430] return (ntStatus); VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, \result=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=1, Irp__IoStatus__Status=0, Irp__Tail__Overlay__CurrentStackLocation=1, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L766] RET, EXPR FloppyPnp(devobj, pirp) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyPnp(devobj, pirp)=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=1, tmp_ndt_2=0, tmp_ndt_3=0, tmp_ndt_4=3, UNLOADED=0] [L766] status = FloppyPnp(devobj, pirp) [L779] COND TRUE pended == 1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=1, tmp_ndt_2=0, tmp_ndt_3=0, tmp_ndt_4=3, UNLOADED=0] [L780] COND FALSE !(s == NP) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=1, tmp_ndt_2=0, tmp_ndt_3=0, tmp_ndt_4=3, UNLOADED=0] [L787] COND TRUE pended == 1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=1, tmp_ndt_2=0, tmp_ndt_3=0, tmp_ndt_4=3, UNLOADED=0] [L788] COND FALSE !(s == MPR3) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=1, tmp_ndt_2=0, tmp_ndt_3=0, tmp_ndt_4=3, UNLOADED=0] [L795] COND TRUE s != UNLOADED VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=1, tmp_ndt_2=0, tmp_ndt_3=0, tmp_ndt_4=3, UNLOADED=0] [L796] COND TRUE status != -1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=1, tmp_ndt_2=0, tmp_ndt_3=0, tmp_ndt_4=3, UNLOADED=0] [L797] COND FALSE !(s != SKIP2) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=1, tmp_ndt_2=0, tmp_ndt_3=0, tmp_ndt_4=3, UNLOADED=0] [L811] COND TRUE pended == 1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=1, tmp_ndt_2=0, tmp_ndt_3=0, tmp_ndt_4=3, UNLOADED=0] [L812] COND TRUE status != 259 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=1, tmp_ndt_2=0, tmp_ndt_3=0, tmp_ndt_4=3, UNLOADED=0] [L813] CALL errorFn() VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1626] __VERIFIER_error() VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 393 locations, 1 error locations. UNSAFE Result, 23.8s OverallTime, 58 OverallIterations, 1 TraceHistogramMax, 14.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 26393 SDtfs, 12314 SDslu, 69859 SDs, 0 SdLazy, 7767 SolverSat, 1684 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 421 GetRequests, 140 SyntacticMatches, 7 SemanticMatches, 274 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1299occurred in iteration=31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.7s AutomataMinimizationTime, 57 MinimizatonAttempts, 1876 StatesRemovedByMinimization, 38 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 3292 NumberOfCodeBlocks, 3292 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 3150 ConstructedInterpolants, 0 QuantifiedInterpolants, 338285 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 57 InterpolantComputations, 57 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...