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_simpl3.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 11:41:24,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 11:41:24,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 11:41:24,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 11:41:24,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 11:41:24,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 11:41:24,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 11:41:24,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 11:41:24,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 11:41:24,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 11:41:24,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 11:41:24,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 11:41:24,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 11:41:24,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 11:41:24,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 11:41:24,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 11:41:24,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 11:41:24,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 11:41:24,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 11:41:24,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 11:41:24,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 11:41:24,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 11:41:24,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 11:41:24,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 11:41:24,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 11:41:24,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 11:41:24,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 11:41:24,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 11:41:24,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 11:41:24,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 11:41:24,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 11:41:24,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 11:41:24,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 11:41:24,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 11:41:24,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 11:41:24,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 11:41:24,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 11:41:24,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 11:41:24,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 11:41:24,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 11:41:24,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 11:41:24,591 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 [2019-10-02 11:41:24,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 11:41:24,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 11:41:24,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 11:41:24,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 11:41:24,612 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 11:41:24,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 11:41:24,613 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 11:41:24,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 11:41:24,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 11:41:24,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 11:41:24,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 11:41:24,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 11:41:24,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 11:41:24,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 11:41:24,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 11:41:24,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 11:41:24,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 11:41:24,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 11:41:24,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 11:41:24,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 11:41:24,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 11:41:24,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 11:41:24,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 11:41:24,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 11:41:24,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 11:41:24,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 11:41:24,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 11:41:24,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 11:41:24,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 11:41:24,670 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 11:41:24,682 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 11:41:24,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 11:41:24,687 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 11:41:24,688 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 11:41:24,689 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-10-02 11:41:24,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7be3ce69/5c9062749ed54b94b7c859d6c4cc0269/FLAGe14a55549 [2019-10-02 11:41:25,318 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 11:41:25,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/floppy_simpl3.cil-1.c [2019-10-02 11:41:25,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7be3ce69/5c9062749ed54b94b7c859d6c4cc0269/FLAGe14a55549 [2019-10-02 11:41:25,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7be3ce69/5c9062749ed54b94b7c859d6c4cc0269 [2019-10-02 11:41:25,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 11:41:25,694 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 11:41:25,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 11:41:25,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 11:41:25,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 11:41:25,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:41:25" (1/1) ... [2019-10-02 11:41:25,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522d3388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:41:25, skipping insertion in model container [2019-10-02 11:41:25,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:41:25" (1/1) ... [2019-10-02 11:41:25,711 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 11:41:25,775 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 11:41:26,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 11:41:26,220 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 11:41:26,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 11:41:26,340 INFO L192 MainTranslator]: Completed translation [2019-10-02 11:41:26,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:41:26 WrapperNode [2019-10-02 11:41:26,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 11:41:26,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 11:41:26,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 11:41:26,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 11:41:26,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:41:26" (1/1) ... [2019-10-02 11:41:26,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:41:26" (1/1) ... [2019-10-02 11:41:26,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:41:26" (1/1) ... [2019-10-02 11:41:26,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:41:26" (1/1) ... [2019-10-02 11:41:26,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:41:26" (1/1) ... [2019-10-02 11:41:26,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:41:26" (1/1) ... [2019-10-02 11:41:26,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:41:26" (1/1) ... [2019-10-02 11:41:26,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 11:41:26,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 11:41:26,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 11:41:26,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 11:41:26,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:41:26" (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 [2019-10-02 11:41:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 11:41:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 11:41:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-10-02 11:41:26,496 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-10-02 11:41:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2019-10-02 11:41:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2019-10-02 11:41:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2019-10-02 11:41:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2019-10-02 11:41:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2019-10-02 11:41:26,498 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2019-10-02 11:41:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyProcessQueuedRequests [2019-10-02 11:41:26,499 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-10-02 11:41:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 11:41:26,500 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-10-02 11:41:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-10-02 11:41:26,501 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-10-02 11:41:26,503 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-10-02 11:41:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-10-02 11:41:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-10-02 11:41:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-10-02 11:41:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-10-02 11:41:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-10-02 11:41:26,504 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-10-02 11:41:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-10-02 11:41:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-10-02 11:41:26,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-10-02 11:41:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 11:41:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-02 11:41:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 11:41:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-02 11:41:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 11:41:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2019-10-02 11:41:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2019-10-02 11:41:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2019-10-02 11:41:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2019-10-02 11:41:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2019-10-02 11:41:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2019-10-02 11:41:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-10-02 11:41:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-10-02 11:41:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-10-02 11:41:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-10-02 11:41:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-10-02 11:41:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-10-02 11:41:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-10-02 11:41:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-10-02 11:41:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-10-02 11:41:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-10-02 11:41:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-10-02 11:41:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-10-02 11:41:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-10-02 11:41:26,509 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-10-02 11:41:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyProcessQueuedRequests [2019-10-02 11:41:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-10-02 11:41:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 11:41:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-10-02 11:41:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 11:41:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 11:41:26,854 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:26,928 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-02 11:41:26,929 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-02 11:41:26,943 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:26,954 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-02 11:41:26,955 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-02 11:41:26,963 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:27,223 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-10-02 11:41:27,224 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-10-02 11:41:27,226 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:27,324 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2019-10-02 11:41:27,325 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2019-10-02 11:41:27,334 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:27,351 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-10-02 11:41:27,352 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-10-02 11:41:27,471 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:27,480 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-02 11:41:27,480 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-02 11:41:27,481 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:27,496 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-02 11:41:27,496 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-02 11:41:27,497 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:27,516 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-02 11:41:27,516 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-02 11:41:27,567 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:27,612 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-10-02 11:41:27,613 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-10-02 11:41:27,647 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:27,672 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-02 11:41:27,672 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-02 11:41:27,673 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:27,690 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-02 11:41:27,690 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-02 11:41:27,690 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-02 11:41:27,699 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-02 11:41:27,700 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-02 11:41:27,712 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 11:41:27,712 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-02 11:41:27,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:41:27 BoogieIcfgContainer [2019-10-02 11:41:27,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 11:41:27,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 11:41:27,717 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 11:41:27,721 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 11:41:27,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 11:41:25" (1/3) ... [2019-10-02 11:41:27,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f086f2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:41:27, skipping insertion in model container [2019-10-02 11:41:27,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:41:26" (2/3) ... [2019-10-02 11:41:27,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f086f2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:41:27, skipping insertion in model container [2019-10-02 11:41:27,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:41:27" (3/3) ... [2019-10-02 11:41:27,725 INFO L109 eAbstractionObserver]: Analyzing ICFG floppy_simpl3.cil-1.c [2019-10-02 11:41:27,735 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 11:41:27,745 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 11:41:27,761 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 11:41:27,808 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 11:41:27,808 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 11:41:27,809 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 11:41:27,809 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 11:41:27,809 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 11:41:27,809 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 11:41:27,809 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 11:41:27,809 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 11:41:27,810 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 11:41:27,843 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states. [2019-10-02 11:41:27,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-02 11:41:27,851 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:27,852 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 11:41:27,855 INFO L418 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:27,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:27,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1935172457, now seen corresponding path program 1 times [2019-10-02 11:41:27,861 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:27,862 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:27,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:27,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:27,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:28,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:28,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:28,108 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:28,108 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 11:41:28,113 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 11:41:28,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 11:41:28,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 11:41:28,129 INFO L87 Difference]: Start difference. First operand 302 states. Second operand 3 states. [2019-10-02 11:41:28,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:28,254 INFO L93 Difference]: Finished difference Result 510 states and 731 transitions. [2019-10-02 11:41:28,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 11:41:28,256 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-10-02 11:41:28,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:28,279 INFO L225 Difference]: With dead ends: 510 [2019-10-02 11:41:28,287 INFO L226 Difference]: Without dead ends: 294 [2019-10-02 11:41:28,296 INFO L640 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 [2019-10-02 11:41:28,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-10-02 11:41:28,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2019-10-02 11:41:28,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2019-10-02 11:41:28,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 388 transitions. [2019-10-02 11:41:28,375 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 388 transitions. Word has length 20 [2019-10-02 11:41:28,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:28,375 INFO L475 AbstractCegarLoop]: Abstraction has 294 states and 388 transitions. [2019-10-02 11:41:28,375 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 11:41:28,375 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 388 transitions. [2019-10-02 11:41:28,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-02 11:41:28,379 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:28,380 INFO L411 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] [2019-10-02 11:41:28,380 INFO L418 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:28,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:28,382 INFO L82 PathProgramCache]: Analyzing trace with hash -657914795, now seen corresponding path program 1 times [2019-10-02 11:41:28,382 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:28,382 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:28,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:28,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:28,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:28,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:28,612 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:28,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 11:41:28,613 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 11:41:28,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 11:41:28,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 11:41:28,614 INFO L87 Difference]: Start difference. First operand 294 states and 388 transitions. Second operand 4 states. [2019-10-02 11:41:29,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:29,002 INFO L93 Difference]: Finished difference Result 774 states and 1017 transitions. [2019-10-02 11:41:29,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 11:41:29,002 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-10-02 11:41:29,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:29,013 INFO L225 Difference]: With dead ends: 774 [2019-10-02 11:41:29,013 INFO L226 Difference]: Without dead ends: 501 [2019-10-02 11:41:29,015 INFO L640 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 [2019-10-02 11:41:29,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2019-10-02 11:41:29,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 383. [2019-10-02 11:41:29,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2019-10-02 11:41:29,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 500 transitions. [2019-10-02 11:41:29,059 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 500 transitions. Word has length 28 [2019-10-02 11:41:29,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:29,060 INFO L475 AbstractCegarLoop]: Abstraction has 383 states and 500 transitions. [2019-10-02 11:41:29,060 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 11:41:29,060 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 500 transitions. [2019-10-02 11:41:29,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-02 11:41:29,061 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:29,061 INFO L411 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] [2019-10-02 11:41:29,061 INFO L418 AbstractCegarLoop]: === Iteration 3 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:29,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:29,062 INFO L82 PathProgramCache]: Analyzing trace with hash 151431831, now seen corresponding path program 1 times [2019-10-02 11:41:29,062 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:29,062 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:29,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:29,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:29,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:29,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:29,227 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:29,227 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 11:41:29,227 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 11:41:29,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 11:41:29,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 11:41:29,230 INFO L87 Difference]: Start difference. First operand 383 states and 500 transitions. Second operand 3 states. [2019-10-02 11:41:29,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:29,422 INFO L93 Difference]: Finished difference Result 702 states and 926 transitions. [2019-10-02 11:41:29,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 11:41:29,423 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-10-02 11:41:29,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:29,428 INFO L225 Difference]: With dead ends: 702 [2019-10-02 11:41:29,428 INFO L226 Difference]: Without dead ends: 539 [2019-10-02 11:41:29,429 INFO L640 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 [2019-10-02 11:41:29,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2019-10-02 11:41:29,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 520. [2019-10-02 11:41:29,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2019-10-02 11:41:29,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 679 transitions. [2019-10-02 11:41:29,483 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 679 transitions. Word has length 28 [2019-10-02 11:41:29,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:29,484 INFO L475 AbstractCegarLoop]: Abstraction has 520 states and 679 transitions. [2019-10-02 11:41:29,484 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 11:41:29,484 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 679 transitions. [2019-10-02 11:41:29,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-02 11:41:29,486 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:29,486 INFO L411 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] [2019-10-02 11:41:29,486 INFO L418 AbstractCegarLoop]: === Iteration 4 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:29,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:29,487 INFO L82 PathProgramCache]: Analyzing trace with hash -523056827, now seen corresponding path program 1 times [2019-10-02 11:41:29,487 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:29,487 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:29,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:29,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:29,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:29,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:29,568 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:29,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 11:41:29,569 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 11:41:29,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 11:41:29,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 11:41:29,571 INFO L87 Difference]: Start difference. First operand 520 states and 679 transitions. Second operand 3 states. [2019-10-02 11:41:29,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:29,636 INFO L93 Difference]: Finished difference Result 1036 states and 1367 transitions. [2019-10-02 11:41:29,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 11:41:29,636 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2019-10-02 11:41:29,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:29,643 INFO L225 Difference]: With dead ends: 1036 [2019-10-02 11:41:29,643 INFO L226 Difference]: Without dead ends: 735 [2019-10-02 11:41:29,645 INFO L640 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 [2019-10-02 11:41:29,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2019-10-02 11:41:29,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 702. [2019-10-02 11:41:29,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 702 states. [2019-10-02 11:41:29,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 929 transitions. [2019-10-02 11:41:29,691 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 929 transitions. Word has length 30 [2019-10-02 11:41:29,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:29,692 INFO L475 AbstractCegarLoop]: Abstraction has 702 states and 929 transitions. [2019-10-02 11:41:29,692 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 11:41:29,692 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 929 transitions. [2019-10-02 11:41:29,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-02 11:41:29,694 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:29,694 INFO L411 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] [2019-10-02 11:41:29,694 INFO L418 AbstractCegarLoop]: === Iteration 5 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:29,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:29,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1040933871, now seen corresponding path program 1 times [2019-10-02 11:41:29,695 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:29,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:29,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:29,698 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:29,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:29,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:29,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:29,753 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:29,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 11:41:29,753 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 11:41:29,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 11:41:29,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 11:41:29,754 INFO L87 Difference]: Start difference. First operand 702 states and 929 transitions. Second operand 3 states. [2019-10-02 11:41:29,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:29,822 INFO L93 Difference]: Finished difference Result 850 states and 1116 transitions. [2019-10-02 11:41:29,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 11:41:29,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-10-02 11:41:29,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:29,829 INFO L225 Difference]: With dead ends: 850 [2019-10-02 11:41:29,829 INFO L226 Difference]: Without dead ends: 830 [2019-10-02 11:41:29,830 INFO L640 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 [2019-10-02 11:41:29,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2019-10-02 11:41:29,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 791. [2019-10-02 11:41:29,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2019-10-02 11:41:29,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1044 transitions. [2019-10-02 11:41:29,882 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1044 transitions. Word has length 34 [2019-10-02 11:41:29,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:29,883 INFO L475 AbstractCegarLoop]: Abstraction has 791 states and 1044 transitions. [2019-10-02 11:41:29,883 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 11:41:29,883 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1044 transitions. [2019-10-02 11:41:29,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-02 11:41:29,886 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:29,886 INFO L411 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] [2019-10-02 11:41:29,887 INFO L418 AbstractCegarLoop]: === Iteration 6 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:29,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:29,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1618645229, now seen corresponding path program 1 times [2019-10-02 11:41:29,887 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:29,887 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:29,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:29,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:29,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:29,952 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:29,952 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 11:41:29,953 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 11:41:29,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 11:41:29,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 11:41:29,953 INFO L87 Difference]: Start difference. First operand 791 states and 1044 transitions. Second operand 3 states. [2019-10-02 11:41:30,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:30,103 INFO L93 Difference]: Finished difference Result 1188 states and 1594 transitions. [2019-10-02 11:41:30,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 11:41:30,103 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2019-10-02 11:41:30,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:30,113 INFO L225 Difference]: With dead ends: 1188 [2019-10-02 11:41:30,114 INFO L226 Difference]: Without dead ends: 1185 [2019-10-02 11:41:30,115 INFO L640 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 [2019-10-02 11:41:30,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1185 states. [2019-10-02 11:41:30,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1185 to 918. [2019-10-02 11:41:30,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 918 states. [2019-10-02 11:41:30,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1219 transitions. [2019-10-02 11:41:30,231 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1219 transitions. Word has length 41 [2019-10-02 11:41:30,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:30,231 INFO L475 AbstractCegarLoop]: Abstraction has 918 states and 1219 transitions. [2019-10-02 11:41:30,231 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 11:41:30,231 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1219 transitions. [2019-10-02 11:41:30,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-02 11:41:30,233 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:30,233 INFO L411 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] [2019-10-02 11:41:30,234 INFO L418 AbstractCegarLoop]: === Iteration 7 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:30,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:30,234 INFO L82 PathProgramCache]: Analyzing trace with hash -1801190041, now seen corresponding path program 1 times [2019-10-02 11:41:30,234 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:30,234 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:30,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:30,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:30,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:30,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:30,288 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:30,289 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 11:41:30,289 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 11:41:30,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 11:41:30,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 11:41:30,290 INFO L87 Difference]: Start difference. First operand 918 states and 1219 transitions. Second operand 3 states. [2019-10-02 11:41:30,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:30,423 INFO L93 Difference]: Finished difference Result 933 states and 1239 transitions. [2019-10-02 11:41:30,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 11:41:30,424 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-10-02 11:41:30,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:30,430 INFO L225 Difference]: With dead ends: 933 [2019-10-02 11:41:30,431 INFO L226 Difference]: Without dead ends: 930 [2019-10-02 11:41:30,431 INFO L640 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 [2019-10-02 11:41:30,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2019-10-02 11:41:30,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 929. [2019-10-02 11:41:30,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 929 states. [2019-10-02 11:41:30,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1231 transitions. [2019-10-02 11:41:30,486 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 1231 transitions. Word has length 40 [2019-10-02 11:41:30,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:30,488 INFO L475 AbstractCegarLoop]: Abstraction has 929 states and 1231 transitions. [2019-10-02 11:41:30,489 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 11:41:30,489 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1231 transitions. [2019-10-02 11:41:30,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-02 11:41:30,491 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:30,491 INFO L411 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] [2019-10-02 11:41:30,492 INFO L418 AbstractCegarLoop]: === Iteration 8 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:30,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:30,492 INFO L82 PathProgramCache]: Analyzing trace with hash -2006089857, now seen corresponding path program 1 times [2019-10-02 11:41:30,492 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:30,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:30,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:30,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:30,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:30,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:30,565 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:30,566 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 11:41:30,566 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 11:41:30,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 11:41:30,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 11:41:30,567 INFO L87 Difference]: Start difference. First operand 929 states and 1231 transitions. Second operand 3 states. [2019-10-02 11:41:30,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:30,673 INFO L93 Difference]: Finished difference Result 973 states and 1285 transitions. [2019-10-02 11:41:30,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 11:41:30,673 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2019-10-02 11:41:30,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:30,683 INFO L225 Difference]: With dead ends: 973 [2019-10-02 11:41:30,686 INFO L226 Difference]: Without dead ends: 968 [2019-10-02 11:41:30,688 INFO L640 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 [2019-10-02 11:41:30,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2019-10-02 11:41:30,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 964. [2019-10-02 11:41:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 964 states. [2019-10-02 11:41:30,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1275 transitions. [2019-10-02 11:41:30,774 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1275 transitions. Word has length 41 [2019-10-02 11:41:30,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:30,774 INFO L475 AbstractCegarLoop]: Abstraction has 964 states and 1275 transitions. [2019-10-02 11:41:30,774 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 11:41:30,774 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1275 transitions. [2019-10-02 11:41:30,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-02 11:41:30,776 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:30,776 INFO L411 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] [2019-10-02 11:41:30,777 INFO L418 AbstractCegarLoop]: === Iteration 9 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:30,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:30,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1123776538, now seen corresponding path program 1 times [2019-10-02 11:41:30,778 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:30,778 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:30,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:30,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:30,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:30,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:30,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:30,957 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:30,957 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 11:41:30,957 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 11:41:30,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 11:41:30,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-10-02 11:41:30,958 INFO L87 Difference]: Start difference. First operand 964 states and 1275 transitions. Second operand 8 states. [2019-10-02 11:41:32,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:32,002 INFO L93 Difference]: Finished difference Result 1777 states and 2339 transitions. [2019-10-02 11:41:32,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 11:41:32,003 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 42 [2019-10-02 11:41:32,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:32,012 INFO L225 Difference]: With dead ends: 1777 [2019-10-02 11:41:32,012 INFO L226 Difference]: Without dead ends: 1145 [2019-10-02 11:41:32,017 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2019-10-02 11:41:32,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1145 states. [2019-10-02 11:41:32,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1145 to 949. [2019-10-02 11:41:32,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 949 states. [2019-10-02 11:41:32,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1240 transitions. [2019-10-02 11:41:32,089 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1240 transitions. Word has length 42 [2019-10-02 11:41:32,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:32,091 INFO L475 AbstractCegarLoop]: Abstraction has 949 states and 1240 transitions. [2019-10-02 11:41:32,092 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 11:41:32,092 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1240 transitions. [2019-10-02 11:41:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-02 11:41:32,093 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:32,094 INFO L411 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] [2019-10-02 11:41:32,094 INFO L418 AbstractCegarLoop]: === Iteration 10 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:32,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:32,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1606408613, now seen corresponding path program 1 times [2019-10-02 11:41:32,094 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:32,095 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:32,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:32,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:32,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:32,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:32,203 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:32,203 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 11:41:32,203 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 11:41:32,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 11:41:32,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 11:41:32,205 INFO L87 Difference]: Start difference. First operand 949 states and 1240 transitions. Second operand 8 states. [2019-10-02 11:41:32,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:32,836 INFO L93 Difference]: Finished difference Result 976 states and 1268 transitions. [2019-10-02 11:41:32,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 11:41:32,837 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 42 [2019-10-02 11:41:32,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:32,842 INFO L225 Difference]: With dead ends: 976 [2019-10-02 11:41:32,843 INFO L226 Difference]: Without dead ends: 967 [2019-10-02 11:41:32,843 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2019-10-02 11:41:32,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 967 states. [2019-10-02 11:41:32,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 967 to 949. [2019-10-02 11:41:32,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 949 states. [2019-10-02 11:41:32,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1238 transitions. [2019-10-02 11:41:32,897 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1238 transitions. Word has length 42 [2019-10-02 11:41:32,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:32,897 INFO L475 AbstractCegarLoop]: Abstraction has 949 states and 1238 transitions. [2019-10-02 11:41:32,897 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 11:41:32,897 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1238 transitions. [2019-10-02 11:41:32,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-02 11:41:32,899 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:32,899 INFO L411 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] [2019-10-02 11:41:32,899 INFO L418 AbstractCegarLoop]: === Iteration 11 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:32,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:32,899 INFO L82 PathProgramCache]: Analyzing trace with hash 851921771, now seen corresponding path program 1 times [2019-10-02 11:41:32,900 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:32,900 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:32,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:32,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:32,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:32,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:32,988 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:32,988 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 11:41:32,989 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 11:41:32,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 11:41:32,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 11:41:32,989 INFO L87 Difference]: Start difference. First operand 949 states and 1238 transitions. Second operand 8 states. [2019-10-02 11:41:33,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:33,567 INFO L93 Difference]: Finished difference Result 976 states and 1265 transitions. [2019-10-02 11:41:33,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 11:41:33,567 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 43 [2019-10-02 11:41:33,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:33,574 INFO L225 Difference]: With dead ends: 976 [2019-10-02 11:41:33,574 INFO L226 Difference]: Without dead ends: 967 [2019-10-02 11:41:33,577 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2019-10-02 11:41:33,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 967 states. [2019-10-02 11:41:33,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 967 to 949. [2019-10-02 11:41:33,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 949 states. [2019-10-02 11:41:33,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1236 transitions. [2019-10-02 11:41:33,636 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1236 transitions. Word has length 43 [2019-10-02 11:41:33,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:33,636 INFO L475 AbstractCegarLoop]: Abstraction has 949 states and 1236 transitions. [2019-10-02 11:41:33,636 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 11:41:33,636 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1236 transitions. [2019-10-02 11:41:33,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-02 11:41:33,638 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:33,638 INFO L411 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] [2019-10-02 11:41:33,638 INFO L418 AbstractCegarLoop]: === Iteration 12 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:33,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:33,638 INFO L82 PathProgramCache]: Analyzing trace with hash 694919684, now seen corresponding path program 1 times [2019-10-02 11:41:33,639 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:33,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:33,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:33,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:33,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:33,728 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:33,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 11:41:33,730 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 11:41:33,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 11:41:33,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 11:41:33,730 INFO L87 Difference]: Start difference. First operand 949 states and 1236 transitions. Second operand 5 states. [2019-10-02 11:41:33,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:33,791 INFO L93 Difference]: Finished difference Result 965 states and 1251 transitions. [2019-10-02 11:41:33,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 11:41:33,792 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2019-10-02 11:41:33,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:33,798 INFO L225 Difference]: With dead ends: 965 [2019-10-02 11:41:33,798 INFO L226 Difference]: Without dead ends: 947 [2019-10-02 11:41:33,799 INFO L640 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 [2019-10-02 11:41:33,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2019-10-02 11:41:33,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 947. [2019-10-02 11:41:33,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 947 states. [2019-10-02 11:41:33,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1232 transitions. [2019-10-02 11:41:33,856 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1232 transitions. Word has length 44 [2019-10-02 11:41:33,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:33,856 INFO L475 AbstractCegarLoop]: Abstraction has 947 states and 1232 transitions. [2019-10-02 11:41:33,856 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 11:41:33,856 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1232 transitions. [2019-10-02 11:41:33,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-02 11:41:33,858 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:33,858 INFO L411 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] [2019-10-02 11:41:33,858 INFO L418 AbstractCegarLoop]: === Iteration 13 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:33,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:33,858 INFO L82 PathProgramCache]: Analyzing trace with hash -357671628, now seen corresponding path program 1 times [2019-10-02 11:41:33,859 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:33,859 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:33,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:33,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:33,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:33,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:33,904 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:33,904 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 11:41:33,904 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 11:41:33,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 11:41:33,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 11:41:33,905 INFO L87 Difference]: Start difference. First operand 947 states and 1232 transitions. Second operand 4 states. [2019-10-02 11:41:34,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:34,106 INFO L93 Difference]: Finished difference Result 1031 states and 1313 transitions. [2019-10-02 11:41:34,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 11:41:34,107 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2019-10-02 11:41:34,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:34,113 INFO L225 Difference]: With dead ends: 1031 [2019-10-02 11:41:34,113 INFO L226 Difference]: Without dead ends: 698 [2019-10-02 11:41:34,115 INFO L640 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 [2019-10-02 11:41:34,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2019-10-02 11:41:34,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 661. [2019-10-02 11:41:34,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 661 states. [2019-10-02 11:41:34,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 827 transitions. [2019-10-02 11:41:34,166 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 827 transitions. Word has length 49 [2019-10-02 11:41:34,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:34,166 INFO L475 AbstractCegarLoop]: Abstraction has 661 states and 827 transitions. [2019-10-02 11:41:34,167 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 11:41:34,167 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 827 transitions. [2019-10-02 11:41:34,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-02 11:41:34,169 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:34,169 INFO L411 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] [2019-10-02 11:41:34,170 INFO L418 AbstractCegarLoop]: === Iteration 14 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:34,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:34,170 INFO L82 PathProgramCache]: Analyzing trace with hash -396227580, now seen corresponding path program 1 times [2019-10-02 11:41:34,170 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:34,171 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:34,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:34,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:34,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:34,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:34,239 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:34,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 11:41:34,240 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 11:41:34,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 11:41:34,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 11:41:34,241 INFO L87 Difference]: Start difference. First operand 661 states and 827 transitions. Second operand 3 states. [2019-10-02 11:41:34,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:34,356 INFO L93 Difference]: Finished difference Result 930 states and 1175 transitions. [2019-10-02 11:41:34,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 11:41:34,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2019-10-02 11:41:34,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:34,362 INFO L225 Difference]: With dead ends: 930 [2019-10-02 11:41:34,363 INFO L226 Difference]: Without dead ends: 669 [2019-10-02 11:41:34,365 INFO L640 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 [2019-10-02 11:41:34,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 669 states. [2019-10-02 11:41:34,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 669 to 669. [2019-10-02 11:41:34,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 669 states. [2019-10-02 11:41:34,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 838 transitions. [2019-10-02 11:41:34,417 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 838 transitions. Word has length 55 [2019-10-02 11:41:34,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:34,418 INFO L475 AbstractCegarLoop]: Abstraction has 669 states and 838 transitions. [2019-10-02 11:41:34,418 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 11:41:34,418 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 838 transitions. [2019-10-02 11:41:34,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-02 11:41:34,420 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:34,421 INFO L411 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] [2019-10-02 11:41:34,421 INFO L418 AbstractCegarLoop]: === Iteration 15 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:34,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:34,422 INFO L82 PathProgramCache]: Analyzing trace with hash 1957781293, now seen corresponding path program 1 times [2019-10-02 11:41:34,422 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:34,422 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:34,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:34,425 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:34,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:34,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:34,486 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:34,487 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 11:41:34,487 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 11:41:34,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 11:41:34,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 11:41:34,488 INFO L87 Difference]: Start difference. First operand 669 states and 838 transitions. Second operand 3 states. [2019-10-02 11:41:34,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:34,675 INFO L93 Difference]: Finished difference Result 884 states and 1124 transitions. [2019-10-02 11:41:34,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 11:41:34,675 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-02 11:41:34,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:34,681 INFO L225 Difference]: With dead ends: 884 [2019-10-02 11:41:34,682 INFO L226 Difference]: Without dead ends: 872 [2019-10-02 11:41:34,685 INFO L640 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 [2019-10-02 11:41:34,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2019-10-02 11:41:34,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 739. [2019-10-02 11:41:34,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 739 states. [2019-10-02 11:41:34,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 923 transitions. [2019-10-02 11:41:34,761 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 923 transitions. Word has length 52 [2019-10-02 11:41:34,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:34,762 INFO L475 AbstractCegarLoop]: Abstraction has 739 states and 923 transitions. [2019-10-02 11:41:34,762 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 11:41:34,762 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 923 transitions. [2019-10-02 11:41:34,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-02 11:41:34,765 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:34,765 INFO L411 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] [2019-10-02 11:41:34,765 INFO L418 AbstractCegarLoop]: === Iteration 16 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:34,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:34,766 INFO L82 PathProgramCache]: Analyzing trace with hash 1014512749, now seen corresponding path program 1 times [2019-10-02 11:41:34,766 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:34,766 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:34,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:34,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:34,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:34,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:34,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:34,874 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 11:41:34,875 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 11:41:34,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 11:41:34,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 11:41:34,875 INFO L87 Difference]: Start difference. First operand 739 states and 923 transitions. Second operand 8 states. [2019-10-02 11:41:35,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:35,020 INFO L93 Difference]: Finished difference Result 1178 states and 1500 transitions. [2019-10-02 11:41:35,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 11:41:35,021 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2019-10-02 11:41:35,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:35,025 INFO L225 Difference]: With dead ends: 1178 [2019-10-02 11:41:35,025 INFO L226 Difference]: Without dead ends: 825 [2019-10-02 11:41:35,027 INFO L640 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 [2019-10-02 11:41:35,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 825 states. [2019-10-02 11:41:35,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 825 to 786. [2019-10-02 11:41:35,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 786 states. [2019-10-02 11:41:35,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 786 states and 994 transitions. [2019-10-02 11:41:35,073 INFO L78 Accepts]: Start accepts. Automaton has 786 states and 994 transitions. Word has length 53 [2019-10-02 11:41:35,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:35,074 INFO L475 AbstractCegarLoop]: Abstraction has 786 states and 994 transitions. [2019-10-02 11:41:35,074 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 11:41:35,074 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 994 transitions. [2019-10-02 11:41:35,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-02 11:41:35,076 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:35,076 INFO L411 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] [2019-10-02 11:41:35,076 INFO L418 AbstractCegarLoop]: === Iteration 17 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:35,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:35,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1014789579, now seen corresponding path program 1 times [2019-10-02 11:41:35,077 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:35,077 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:35,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:35,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:35,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:35,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:35,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:35,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 11:41:35,157 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 11:41:35,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 11:41:35,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 11:41:35,158 INFO L87 Difference]: Start difference. First operand 786 states and 994 transitions. Second operand 8 states. [2019-10-02 11:41:35,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:35,345 INFO L93 Difference]: Finished difference Result 816 states and 1028 transitions. [2019-10-02 11:41:35,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 11:41:35,346 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2019-10-02 11:41:35,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:35,352 INFO L225 Difference]: With dead ends: 816 [2019-10-02 11:41:35,353 INFO L226 Difference]: Without dead ends: 800 [2019-10-02 11:41:35,355 INFO L640 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 [2019-10-02 11:41:35,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2019-10-02 11:41:35,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 792. [2019-10-02 11:41:35,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 792 states. [2019-10-02 11:41:35,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 999 transitions. [2019-10-02 11:41:35,406 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 999 transitions. Word has length 53 [2019-10-02 11:41:35,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:35,407 INFO L475 AbstractCegarLoop]: Abstraction has 792 states and 999 transitions. [2019-10-02 11:41:35,407 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 11:41:35,407 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 999 transitions. [2019-10-02 11:41:35,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-02 11:41:35,415 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:35,415 INFO L411 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] [2019-10-02 11:41:35,415 INFO L418 AbstractCegarLoop]: === Iteration 18 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:35,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:35,415 INFO L82 PathProgramCache]: Analyzing trace with hash 29740109, now seen corresponding path program 1 times [2019-10-02 11:41:35,416 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:35,416 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:35,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:35,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:35,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:35,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:35,559 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:35,559 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 11:41:35,559 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 11:41:35,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 11:41:35,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 11:41:35,560 INFO L87 Difference]: Start difference. First operand 792 states and 999 transitions. Second operand 5 states. [2019-10-02 11:41:35,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:35,629 INFO L93 Difference]: Finished difference Result 1047 states and 1327 transitions. [2019-10-02 11:41:35,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 11:41:35,630 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2019-10-02 11:41:35,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:35,635 INFO L225 Difference]: With dead ends: 1047 [2019-10-02 11:41:35,635 INFO L226 Difference]: Without dead ends: 773 [2019-10-02 11:41:35,637 INFO L640 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 [2019-10-02 11:41:35,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2019-10-02 11:41:35,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 773. [2019-10-02 11:41:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 773 states. [2019-10-02 11:41:35,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 773 states and 969 transitions. [2019-10-02 11:41:35,707 INFO L78 Accepts]: Start accepts. Automaton has 773 states and 969 transitions. Word has length 61 [2019-10-02 11:41:35,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:35,708 INFO L475 AbstractCegarLoop]: Abstraction has 773 states and 969 transitions. [2019-10-02 11:41:35,708 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 11:41:35,708 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 969 transitions. [2019-10-02 11:41:35,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-02 11:41:35,709 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:35,710 INFO L411 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] [2019-10-02 11:41:35,710 INFO L418 AbstractCegarLoop]: === Iteration 19 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:35,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:35,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1073013810, now seen corresponding path program 1 times [2019-10-02 11:41:35,710 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:35,711 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:35,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:35,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:35,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:35,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:35,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:35,758 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:35,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 11:41:35,759 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 11:41:35,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 11:41:35,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 11:41:35,759 INFO L87 Difference]: Start difference. First operand 773 states and 969 transitions. Second operand 3 states. [2019-10-02 11:41:35,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:35,871 INFO L93 Difference]: Finished difference Result 896 states and 1121 transitions. [2019-10-02 11:41:35,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 11:41:35,872 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2019-10-02 11:41:35,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:35,876 INFO L225 Difference]: With dead ends: 896 [2019-10-02 11:41:35,876 INFO L226 Difference]: Without dead ends: 865 [2019-10-02 11:41:35,878 INFO L640 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 [2019-10-02 11:41:35,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2019-10-02 11:41:35,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 852. [2019-10-02 11:41:35,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 852 states. [2019-10-02 11:41:35,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 852 states and 1065 transitions. [2019-10-02 11:41:35,951 INFO L78 Accepts]: Start accepts. Automaton has 852 states and 1065 transitions. Word has length 54 [2019-10-02 11:41:35,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:35,951 INFO L475 AbstractCegarLoop]: Abstraction has 852 states and 1065 transitions. [2019-10-02 11:41:35,951 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 11:41:35,951 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1065 transitions. [2019-10-02 11:41:35,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-02 11:41:35,953 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:35,954 INFO L411 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] [2019-10-02 11:41:35,954 INFO L418 AbstractCegarLoop]: === Iteration 20 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:35,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:35,954 INFO L82 PathProgramCache]: Analyzing trace with hash 929734452, now seen corresponding path program 1 times [2019-10-02 11:41:35,954 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:35,955 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:35,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:35,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:35,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:36,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:36,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:36,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 11:41:36,052 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 11:41:36,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 11:41:36,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 11:41:36,053 INFO L87 Difference]: Start difference. First operand 852 states and 1065 transitions. Second operand 7 states. [2019-10-02 11:41:36,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:36,777 INFO L93 Difference]: Finished difference Result 910 states and 1133 transitions. [2019-10-02 11:41:36,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 11:41:36,778 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2019-10-02 11:41:36,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:36,783 INFO L225 Difference]: With dead ends: 910 [2019-10-02 11:41:36,783 INFO L226 Difference]: Without dead ends: 775 [2019-10-02 11:41:36,785 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-10-02 11:41:36,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2019-10-02 11:41:36,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 729. [2019-10-02 11:41:36,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 729 states. [2019-10-02 11:41:36,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 900 transitions. [2019-10-02 11:41:36,852 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 900 transitions. Word has length 54 [2019-10-02 11:41:36,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:36,852 INFO L475 AbstractCegarLoop]: Abstraction has 729 states and 900 transitions. [2019-10-02 11:41:36,852 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 11:41:36,852 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 900 transitions. [2019-10-02 11:41:36,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-02 11:41:36,854 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:36,854 INFO L411 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] [2019-10-02 11:41:36,855 INFO L418 AbstractCegarLoop]: === Iteration 21 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:36,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:36,855 INFO L82 PathProgramCache]: Analyzing trace with hash -221836227, now seen corresponding path program 1 times [2019-10-02 11:41:36,855 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:36,855 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:36,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:36,858 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:36,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:37,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:37,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:37,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2019-10-02 11:41:37,080 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 11:41:37,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 11:41:37,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2019-10-02 11:41:37,081 INFO L87 Difference]: Start difference. First operand 729 states and 900 transitions. Second operand 15 states. [2019-10-02 11:41:39,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:39,726 INFO L93 Difference]: Finished difference Result 817 states and 1019 transitions. [2019-10-02 11:41:39,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-10-02 11:41:39,727 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 54 [2019-10-02 11:41:39,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:39,734 INFO L225 Difference]: With dead ends: 817 [2019-10-02 11:41:39,734 INFO L226 Difference]: Without dead ends: 801 [2019-10-02 11:41:39,735 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2019-10-02 11:41:39,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2019-10-02 11:41:39,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 730. [2019-10-02 11:41:39,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 730 states. [2019-10-02 11:41:39,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 902 transitions. [2019-10-02 11:41:39,808 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 902 transitions. Word has length 54 [2019-10-02 11:41:39,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:39,808 INFO L475 AbstractCegarLoop]: Abstraction has 730 states and 902 transitions. [2019-10-02 11:41:39,808 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 11:41:39,808 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 902 transitions. [2019-10-02 11:41:39,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-02 11:41:39,812 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:39,813 INFO L411 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] [2019-10-02 11:41:39,813 INFO L418 AbstractCegarLoop]: === Iteration 22 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:39,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:39,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1566538877, now seen corresponding path program 1 times [2019-10-02 11:41:39,814 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:39,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:39,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:39,819 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:39,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:40,017 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:40,017 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-02 11:41:40,018 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-02 11:41:40,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-02 11:41:40,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-02 11:41:40,019 INFO L87 Difference]: Start difference. First operand 730 states and 902 transitions. Second operand 10 states. [2019-10-02 11:41:41,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:41,600 INFO L93 Difference]: Finished difference Result 827 states and 1023 transitions. [2019-10-02 11:41:41,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-02 11:41:41,601 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2019-10-02 11:41:41,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:41,606 INFO L225 Difference]: With dead ends: 827 [2019-10-02 11:41:41,606 INFO L226 Difference]: Without dead ends: 811 [2019-10-02 11:41:41,607 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2019-10-02 11:41:41,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2019-10-02 11:41:41,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 801. [2019-10-02 11:41:41,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2019-10-02 11:41:41,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 990 transitions. [2019-10-02 11:41:41,661 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 990 transitions. Word has length 54 [2019-10-02 11:41:41,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:41,661 INFO L475 AbstractCegarLoop]: Abstraction has 801 states and 990 transitions. [2019-10-02 11:41:41,661 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-02 11:41:41,661 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 990 transitions. [2019-10-02 11:41:41,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-02 11:41:41,663 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:41,664 INFO L411 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] [2019-10-02 11:41:41,664 INFO L418 AbstractCegarLoop]: === Iteration 23 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:41,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:41,664 INFO L82 PathProgramCache]: Analyzing trace with hash 475410832, now seen corresponding path program 1 times [2019-10-02 11:41:41,665 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:41,665 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:41,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:41,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:41,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:41,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:41,732 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:41,732 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 11:41:41,732 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 11:41:41,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 11:41:41,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 11:41:41,734 INFO L87 Difference]: Start difference. First operand 801 states and 990 transitions. Second operand 6 states. [2019-10-02 11:41:41,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:41,826 INFO L93 Difference]: Finished difference Result 822 states and 1010 transitions. [2019-10-02 11:41:41,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 11:41:41,826 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-10-02 11:41:41,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:41,832 INFO L225 Difference]: With dead ends: 822 [2019-10-02 11:41:41,833 INFO L226 Difference]: Without dead ends: 791 [2019-10-02 11:41:41,834 INFO L640 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 [2019-10-02 11:41:41,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2019-10-02 11:41:41,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 789. [2019-10-02 11:41:41,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2019-10-02 11:41:41,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 974 transitions. [2019-10-02 11:41:41,896 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 974 transitions. Word has length 57 [2019-10-02 11:41:41,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:41,896 INFO L475 AbstractCegarLoop]: Abstraction has 789 states and 974 transitions. [2019-10-02 11:41:41,897 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 11:41:41,897 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 974 transitions. [2019-10-02 11:41:41,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-02 11:41:41,902 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:41,902 INFO L411 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] [2019-10-02 11:41:41,902 INFO L418 AbstractCegarLoop]: === Iteration 24 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:41,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:41,903 INFO L82 PathProgramCache]: Analyzing trace with hash 931099608, now seen corresponding path program 1 times [2019-10-02 11:41:41,903 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:41,903 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:41,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:41,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:41,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:41,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:42,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:42,062 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:42,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-02 11:41:42,063 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-02 11:41:42,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-02 11:41:42,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2019-10-02 11:41:42,065 INFO L87 Difference]: Start difference. First operand 789 states and 974 transitions. Second operand 11 states. [2019-10-02 11:41:42,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:42,993 INFO L93 Difference]: Finished difference Result 1105 states and 1389 transitions. [2019-10-02 11:41:42,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-02 11:41:42,993 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 56 [2019-10-02 11:41:42,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:42,998 INFO L225 Difference]: With dead ends: 1105 [2019-10-02 11:41:42,999 INFO L226 Difference]: Without dead ends: 834 [2019-10-02 11:41:43,000 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2019-10-02 11:41:43,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2019-10-02 11:41:43,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 789. [2019-10-02 11:41:43,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2019-10-02 11:41:43,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 974 transitions. [2019-10-02 11:41:43,049 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 974 transitions. Word has length 56 [2019-10-02 11:41:43,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:43,050 INFO L475 AbstractCegarLoop]: Abstraction has 789 states and 974 transitions. [2019-10-02 11:41:43,050 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-02 11:41:43,050 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 974 transitions. [2019-10-02 11:41:43,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-02 11:41:43,052 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:43,052 INFO L411 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] [2019-10-02 11:41:43,052 INFO L418 AbstractCegarLoop]: === Iteration 25 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:43,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:43,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1572656152, now seen corresponding path program 1 times [2019-10-02 11:41:43,053 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:43,053 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:43,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:43,055 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:43,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:43,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:43,123 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:43,123 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 11:41:43,124 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 11:41:43,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 11:41:43,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 11:41:43,125 INFO L87 Difference]: Start difference. First operand 789 states and 974 transitions. Second operand 5 states. [2019-10-02 11:41:43,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:43,454 INFO L93 Difference]: Finished difference Result 807 states and 993 transitions. [2019-10-02 11:41:43,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 11:41:43,455 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2019-10-02 11:41:43,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:43,460 INFO L225 Difference]: With dead ends: 807 [2019-10-02 11:41:43,460 INFO L226 Difference]: Without dead ends: 789 [2019-10-02 11:41:43,461 INFO L640 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 [2019-10-02 11:41:43,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 789 states. [2019-10-02 11:41:43,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 789 to 771. [2019-10-02 11:41:43,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2019-10-02 11:41:43,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 948 transitions. [2019-10-02 11:41:43,512 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 948 transitions. Word has length 56 [2019-10-02 11:41:43,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:43,512 INFO L475 AbstractCegarLoop]: Abstraction has 771 states and 948 transitions. [2019-10-02 11:41:43,513 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 11:41:43,513 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 948 transitions. [2019-10-02 11:41:43,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-02 11:41:43,515 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:43,515 INFO L411 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] [2019-10-02 11:41:43,515 INFO L418 AbstractCegarLoop]: === Iteration 26 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:43,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:43,516 INFO L82 PathProgramCache]: Analyzing trace with hash -119702348, now seen corresponding path program 1 times [2019-10-02 11:41:43,516 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:43,516 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:43,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:43,518 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:43,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:43,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:43,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:43,589 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:43,589 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 11:41:43,589 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 11:41:43,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 11:41:43,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 11:41:43,590 INFO L87 Difference]: Start difference. First operand 771 states and 948 transitions. Second operand 5 states. [2019-10-02 11:41:43,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:43,858 INFO L93 Difference]: Finished difference Result 1030 states and 1277 transitions. [2019-10-02 11:41:43,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 11:41:43,859 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2019-10-02 11:41:43,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:43,863 INFO L225 Difference]: With dead ends: 1030 [2019-10-02 11:41:43,863 INFO L226 Difference]: Without dead ends: 771 [2019-10-02 11:41:43,864 INFO L640 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 [2019-10-02 11:41:43,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2019-10-02 11:41:43,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 771. [2019-10-02 11:41:43,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2019-10-02 11:41:43,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 946 transitions. [2019-10-02 11:41:43,911 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 946 transitions. Word has length 65 [2019-10-02 11:41:43,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:43,912 INFO L475 AbstractCegarLoop]: Abstraction has 771 states and 946 transitions. [2019-10-02 11:41:43,912 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 11:41:43,912 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 946 transitions. [2019-10-02 11:41:43,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-02 11:41:43,913 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:43,914 INFO L411 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] [2019-10-02 11:41:43,914 INFO L418 AbstractCegarLoop]: === Iteration 27 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:43,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:43,914 INFO L82 PathProgramCache]: Analyzing trace with hash 2029598960, now seen corresponding path program 1 times [2019-10-02 11:41:43,915 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:43,915 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:43,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:43,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:43,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:43,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:43,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:43,959 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 11:41:43,959 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 11:41:43,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 11:41:43,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 11:41:43,960 INFO L87 Difference]: Start difference. First operand 771 states and 946 transitions. Second operand 3 states. [2019-10-02 11:41:44,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:44,007 INFO L93 Difference]: Finished difference Result 810 states and 992 transitions. [2019-10-02 11:41:44,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 11:41:44,008 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2019-10-02 11:41:44,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:44,012 INFO L225 Difference]: With dead ends: 810 [2019-10-02 11:41:44,012 INFO L226 Difference]: Without dead ends: 773 [2019-10-02 11:41:44,013 INFO L640 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 [2019-10-02 11:41:44,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2019-10-02 11:41:44,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 727. [2019-10-02 11:41:44,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 727 states. [2019-10-02 11:41:44,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 727 states and 882 transitions. [2019-10-02 11:41:44,057 INFO L78 Accepts]: Start accepts. Automaton has 727 states and 882 transitions. Word has length 59 [2019-10-02 11:41:44,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:44,057 INFO L475 AbstractCegarLoop]: Abstraction has 727 states and 882 transitions. [2019-10-02 11:41:44,057 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 11:41:44,057 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 882 transitions. [2019-10-02 11:41:44,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-02 11:41:44,059 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:44,059 INFO L411 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] [2019-10-02 11:41:44,059 INFO L418 AbstractCegarLoop]: === Iteration 28 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:44,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:44,060 INFO L82 PathProgramCache]: Analyzing trace with hash 257597269, now seen corresponding path program 1 times [2019-10-02 11:41:44,060 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:44,060 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:44,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:44,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:44,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:44,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:44,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:44,133 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 11:41:44,134 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 11:41:44,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 11:41:44,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-02 11:41:44,174 INFO L87 Difference]: Start difference. First operand 727 states and 882 transitions. Second operand 9 states. [2019-10-02 11:41:44,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:44,367 INFO L93 Difference]: Finished difference Result 756 states and 911 transitions. [2019-10-02 11:41:44,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 11:41:44,367 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 58 [2019-10-02 11:41:44,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:44,371 INFO L225 Difference]: With dead ends: 756 [2019-10-02 11:41:44,371 INFO L226 Difference]: Without dead ends: 722 [2019-10-02 11:41:44,372 INFO L640 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 [2019-10-02 11:41:44,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2019-10-02 11:41:44,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 722. [2019-10-02 11:41:44,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 722 states. [2019-10-02 11:41:44,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 874 transitions. [2019-10-02 11:41:44,423 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 874 transitions. Word has length 58 [2019-10-02 11:41:44,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:44,423 INFO L475 AbstractCegarLoop]: Abstraction has 722 states and 874 transitions. [2019-10-02 11:41:44,424 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 11:41:44,424 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 874 transitions. [2019-10-02 11:41:44,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-02 11:41:44,426 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:44,426 INFO L411 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] [2019-10-02 11:41:44,426 INFO L418 AbstractCegarLoop]: === Iteration 29 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:44,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:44,427 INFO L82 PathProgramCache]: Analyzing trace with hash -2140498917, now seen corresponding path program 1 times [2019-10-02 11:41:44,427 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:44,427 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:44,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:44,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:44,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:44,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:44,502 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:44,502 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 11:41:44,502 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 11:41:44,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 11:41:44,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-02 11:41:44,503 INFO L87 Difference]: Start difference. First operand 722 states and 874 transitions. Second operand 9 states. [2019-10-02 11:41:44,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:44,693 INFO L93 Difference]: Finished difference Result 751 states and 903 transitions. [2019-10-02 11:41:44,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 11:41:44,693 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 59 [2019-10-02 11:41:44,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:44,697 INFO L225 Difference]: With dead ends: 751 [2019-10-02 11:41:44,697 INFO L226 Difference]: Without dead ends: 716 [2019-10-02 11:41:44,699 INFO L640 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 [2019-10-02 11:41:44,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2019-10-02 11:41:44,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 716. [2019-10-02 11:41:44,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 716 states. [2019-10-02 11:41:44,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 865 transitions. [2019-10-02 11:41:44,741 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 865 transitions. Word has length 59 [2019-10-02 11:41:44,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:44,741 INFO L475 AbstractCegarLoop]: Abstraction has 716 states and 865 transitions. [2019-10-02 11:41:44,741 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 11:41:44,741 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 865 transitions. [2019-10-02 11:41:44,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-02 11:41:44,743 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:44,743 INFO L411 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] [2019-10-02 11:41:44,744 INFO L418 AbstractCegarLoop]: === Iteration 30 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:44,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:44,744 INFO L82 PathProgramCache]: Analyzing trace with hash -93759059, now seen corresponding path program 1 times [2019-10-02 11:41:44,744 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:44,744 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:44,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:44,747 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:44,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:44,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:44,818 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:44,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 11:41:44,818 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 11:41:44,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 11:41:44,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-02 11:41:44,819 INFO L87 Difference]: Start difference. First operand 716 states and 865 transitions. Second operand 9 states. [2019-10-02 11:41:45,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:45,007 INFO L93 Difference]: Finished difference Result 745 states and 894 transitions. [2019-10-02 11:41:45,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 11:41:45,008 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 59 [2019-10-02 11:41:45,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:45,012 INFO L225 Difference]: With dead ends: 745 [2019-10-02 11:41:45,012 INFO L226 Difference]: Without dead ends: 711 [2019-10-02 11:41:45,013 INFO L640 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 [2019-10-02 11:41:45,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 711 states. [2019-10-02 11:41:45,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 711 to 711. [2019-10-02 11:41:45,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 711 states. [2019-10-02 11:41:45,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 857 transitions. [2019-10-02 11:41:45,059 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 857 transitions. Word has length 59 [2019-10-02 11:41:45,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:45,060 INFO L475 AbstractCegarLoop]: Abstraction has 711 states and 857 transitions. [2019-10-02 11:41:45,060 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 11:41:45,060 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 857 transitions. [2019-10-02 11:41:45,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-02 11:41:45,062 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:45,062 INFO L411 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] [2019-10-02 11:41:45,063 INFO L418 AbstractCegarLoop]: === Iteration 31 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:45,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:45,063 INFO L82 PathProgramCache]: Analyzing trace with hash 1616491651, now seen corresponding path program 1 times [2019-10-02 11:41:45,063 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:45,063 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:45,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:45,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:45,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:45,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:45,140 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:45,140 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 11:41:45,141 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 11:41:45,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 11:41:45,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 11:41:45,141 INFO L87 Difference]: Start difference. First operand 711 states and 857 transitions. Second operand 6 states. [2019-10-02 11:41:45,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:45,223 INFO L93 Difference]: Finished difference Result 980 states and 1195 transitions. [2019-10-02 11:41:45,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 11:41:45,223 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2019-10-02 11:41:45,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:45,227 INFO L225 Difference]: With dead ends: 980 [2019-10-02 11:41:45,227 INFO L226 Difference]: Without dead ends: 754 [2019-10-02 11:41:45,229 INFO L640 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 [2019-10-02 11:41:45,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2019-10-02 11:41:45,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 711. [2019-10-02 11:41:45,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 711 states. [2019-10-02 11:41:45,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 855 transitions. [2019-10-02 11:41:45,272 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 855 transitions. Word has length 68 [2019-10-02 11:41:45,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:45,272 INFO L475 AbstractCegarLoop]: Abstraction has 711 states and 855 transitions. [2019-10-02 11:41:45,272 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 11:41:45,272 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 855 transitions. [2019-10-02 11:41:45,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-02 11:41:45,274 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:45,274 INFO L411 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] [2019-10-02 11:41:45,274 INFO L418 AbstractCegarLoop]: === Iteration 32 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:45,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:45,275 INFO L82 PathProgramCache]: Analyzing trace with hash -795076974, now seen corresponding path program 1 times [2019-10-02 11:41:45,275 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:45,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:45,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:45,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:45,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:45,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:45,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:45,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 11:41:45,340 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 11:41:45,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 11:41:45,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 11:41:45,341 INFO L87 Difference]: Start difference. First operand 711 states and 855 transitions. Second operand 5 states. [2019-10-02 11:41:45,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:45,387 INFO L93 Difference]: Finished difference Result 726 states and 869 transitions. [2019-10-02 11:41:45,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 11:41:45,388 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2019-10-02 11:41:45,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:45,391 INFO L225 Difference]: With dead ends: 726 [2019-10-02 11:41:45,392 INFO L226 Difference]: Without dead ends: 694 [2019-10-02 11:41:45,392 INFO L640 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 [2019-10-02 11:41:45,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2019-10-02 11:41:45,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 684. [2019-10-02 11:41:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 684 states. [2019-10-02 11:41:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 825 transitions. [2019-10-02 11:41:45,437 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 825 transitions. Word has length 61 [2019-10-02 11:41:45,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:45,437 INFO L475 AbstractCegarLoop]: Abstraction has 684 states and 825 transitions. [2019-10-02 11:41:45,437 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 11:41:45,438 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 825 transitions. [2019-10-02 11:41:45,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-02 11:41:45,439 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:45,440 INFO L411 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] [2019-10-02 11:41:45,440 INFO L418 AbstractCegarLoop]: === Iteration 33 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:45,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:45,440 INFO L82 PathProgramCache]: Analyzing trace with hash -431365212, now seen corresponding path program 1 times [2019-10-02 11:41:45,440 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:45,441 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:45,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:45,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:45,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:45,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:45,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:45,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 11:41:45,569 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 11:41:45,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 11:41:45,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 11:41:45,570 INFO L87 Difference]: Start difference. First operand 684 states and 825 transitions. Second operand 5 states. [2019-10-02 11:41:46,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:46,080 INFO L93 Difference]: Finished difference Result 1041 states and 1271 transitions. [2019-10-02 11:41:46,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 11:41:46,081 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 67 [2019-10-02 11:41:46,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:46,085 INFO L225 Difference]: With dead ends: 1041 [2019-10-02 11:41:46,085 INFO L226 Difference]: Without dead ends: 788 [2019-10-02 11:41:46,087 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 11:41:46,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2019-10-02 11:41:46,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 758. [2019-10-02 11:41:46,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2019-10-02 11:41:46,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 919 transitions. [2019-10-02 11:41:46,149 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 919 transitions. Word has length 67 [2019-10-02 11:41:46,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:46,149 INFO L475 AbstractCegarLoop]: Abstraction has 758 states and 919 transitions. [2019-10-02 11:41:46,149 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 11:41:46,149 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 919 transitions. [2019-10-02 11:41:46,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-02 11:41:46,155 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:46,155 INFO L411 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] [2019-10-02 11:41:46,155 INFO L418 AbstractCegarLoop]: === Iteration 34 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:46,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:46,156 INFO L82 PathProgramCache]: Analyzing trace with hash 863236998, now seen corresponding path program 1 times [2019-10-02 11:41:46,156 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:46,156 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:46,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:46,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:46,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:46,242 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:46,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 11:41:46,243 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 11:41:46,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 11:41:46,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-02 11:41:46,243 INFO L87 Difference]: Start difference. First operand 758 states and 919 transitions. Second operand 9 states. [2019-10-02 11:41:46,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:46,446 INFO L93 Difference]: Finished difference Result 787 states and 948 transitions. [2019-10-02 11:41:46,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 11:41:46,446 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2019-10-02 11:41:46,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:46,450 INFO L225 Difference]: With dead ends: 787 [2019-10-02 11:41:46,450 INFO L226 Difference]: Without dead ends: 712 [2019-10-02 11:41:46,456 INFO L640 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 [2019-10-02 11:41:46,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 712 states. [2019-10-02 11:41:46,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 712. [2019-10-02 11:41:46,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 712 states. [2019-10-02 11:41:46,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 862 transitions. [2019-10-02 11:41:46,506 INFO L78 Accepts]: Start accepts. Automaton has 712 states and 862 transitions. Word has length 63 [2019-10-02 11:41:46,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:46,508 INFO L475 AbstractCegarLoop]: Abstraction has 712 states and 862 transitions. [2019-10-02 11:41:46,508 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 11:41:46,508 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 862 transitions. [2019-10-02 11:41:46,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-10-02 11:41:46,510 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:46,511 INFO L411 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] [2019-10-02 11:41:46,511 INFO L418 AbstractCegarLoop]: === Iteration 35 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:46,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:46,511 INFO L82 PathProgramCache]: Analyzing trace with hash -305628131, now seen corresponding path program 1 times [2019-10-02 11:41:46,511 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:46,511 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:46,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:46,514 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:46,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:46,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:46,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:46,616 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 11:41:46,616 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 11:41:46,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 11:41:46,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 11:41:46,617 INFO L87 Difference]: Start difference. First operand 712 states and 862 transitions. Second operand 6 states. [2019-10-02 11:41:47,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:47,287 INFO L93 Difference]: Finished difference Result 1036 states and 1261 transitions. [2019-10-02 11:41:47,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-02 11:41:47,287 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2019-10-02 11:41:47,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:47,296 INFO L225 Difference]: With dead ends: 1036 [2019-10-02 11:41:47,296 INFO L226 Difference]: Without dead ends: 727 [2019-10-02 11:41:47,298 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-10-02 11:41:47,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2019-10-02 11:41:47,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 696. [2019-10-02 11:41:47,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 696 states. [2019-10-02 11:41:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 696 states and 834 transitions. [2019-10-02 11:41:47,350 INFO L78 Accepts]: Start accepts. Automaton has 696 states and 834 transitions. Word has length 79 [2019-10-02 11:41:47,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:47,350 INFO L475 AbstractCegarLoop]: Abstraction has 696 states and 834 transitions. [2019-10-02 11:41:47,350 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 11:41:47,350 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 834 transitions. [2019-10-02 11:41:47,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-10-02 11:41:47,352 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:47,352 INFO L411 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] [2019-10-02 11:41:47,353 INFO L418 AbstractCegarLoop]: === Iteration 36 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:47,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:47,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1563127055, now seen corresponding path program 1 times [2019-10-02 11:41:47,353 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:47,353 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:47,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:47,355 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:47,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:47,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:47,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:47,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 11:41:47,459 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 11:41:47,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 11:41:47,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 11:41:47,460 INFO L87 Difference]: Start difference. First operand 696 states and 834 transitions. Second operand 6 states. [2019-10-02 11:41:47,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:47,549 INFO L93 Difference]: Finished difference Result 1029 states and 1265 transitions. [2019-10-02 11:41:47,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 11:41:47,549 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 80 [2019-10-02 11:41:47,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:47,564 INFO L225 Difference]: With dead ends: 1029 [2019-10-02 11:41:47,564 INFO L226 Difference]: Without dead ends: 775 [2019-10-02 11:41:47,566 INFO L640 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 [2019-10-02 11:41:47,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2019-10-02 11:41:47,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 662. [2019-10-02 11:41:47,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2019-10-02 11:41:47,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 790 transitions. [2019-10-02 11:41:47,616 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 790 transitions. Word has length 80 [2019-10-02 11:41:47,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:47,616 INFO L475 AbstractCegarLoop]: Abstraction has 662 states and 790 transitions. [2019-10-02 11:41:47,616 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 11:41:47,617 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 790 transitions. [2019-10-02 11:41:47,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-10-02 11:41:47,621 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:47,621 INFO L411 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] [2019-10-02 11:41:47,621 INFO L418 AbstractCegarLoop]: === Iteration 37 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:47,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:47,622 INFO L82 PathProgramCache]: Analyzing trace with hash -2060982829, now seen corresponding path program 1 times [2019-10-02 11:41:47,622 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:47,622 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:47,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:47,624 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:47,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:47,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:47,678 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:47,678 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 11:41:47,679 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 11:41:47,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 11:41:47,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 11:41:47,679 INFO L87 Difference]: Start difference. First operand 662 states and 790 transitions. Second operand 5 states. [2019-10-02 11:41:48,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:48,157 INFO L93 Difference]: Finished difference Result 1210 states and 1420 transitions. [2019-10-02 11:41:48,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 11:41:48,157 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2019-10-02 11:41:48,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:48,160 INFO L225 Difference]: With dead ends: 1210 [2019-10-02 11:41:48,160 INFO L226 Difference]: Without dead ends: 760 [2019-10-02 11:41:48,166 INFO L640 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 [2019-10-02 11:41:48,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2019-10-02 11:41:48,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 737. [2019-10-02 11:41:48,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 737 states. [2019-10-02 11:41:48,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 737 states and 864 transitions. [2019-10-02 11:41:48,223 INFO L78 Accepts]: Start accepts. Automaton has 737 states and 864 transitions. Word has length 75 [2019-10-02 11:41:48,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:48,225 INFO L475 AbstractCegarLoop]: Abstraction has 737 states and 864 transitions. [2019-10-02 11:41:48,225 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 11:41:48,226 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 864 transitions. [2019-10-02 11:41:48,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-10-02 11:41:48,227 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:48,228 INFO L411 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] [2019-10-02 11:41:48,228 INFO L418 AbstractCegarLoop]: === Iteration 38 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:48,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:48,228 INFO L82 PathProgramCache]: Analyzing trace with hash 240519763, now seen corresponding path program 1 times [2019-10-02 11:41:48,228 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:48,228 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:48,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:48,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:48,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:48,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:48,313 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:48,313 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 11:41:48,313 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 11:41:48,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 11:41:48,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-02 11:41:48,314 INFO L87 Difference]: Start difference. First operand 737 states and 864 transitions. Second operand 9 states. [2019-10-02 11:41:48,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:48,530 INFO L93 Difference]: Finished difference Result 739 states and 865 transitions. [2019-10-02 11:41:48,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 11:41:48,531 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 76 [2019-10-02 11:41:48,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:48,533 INFO L225 Difference]: With dead ends: 739 [2019-10-02 11:41:48,533 INFO L226 Difference]: Without dead ends: 623 [2019-10-02 11:41:48,534 INFO L640 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 [2019-10-02 11:41:48,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2019-10-02 11:41:48,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 623. [2019-10-02 11:41:48,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 623 states. [2019-10-02 11:41:48,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 731 transitions. [2019-10-02 11:41:48,591 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 731 transitions. Word has length 76 [2019-10-02 11:41:48,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:48,592 INFO L475 AbstractCegarLoop]: Abstraction has 623 states and 731 transitions. [2019-10-02 11:41:48,592 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 11:41:48,592 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 731 transitions. [2019-10-02 11:41:48,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-10-02 11:41:48,593 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:48,594 INFO L411 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] [2019-10-02 11:41:48,594 INFO L418 AbstractCegarLoop]: === Iteration 39 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:48,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:48,594 INFO L82 PathProgramCache]: Analyzing trace with hash 1578123954, now seen corresponding path program 1 times [2019-10-02 11:41:48,594 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:48,594 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:48,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:48,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:48,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:48,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:48,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:48,687 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 11:41:48,687 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 11:41:48,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 11:41:48,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-02 11:41:48,687 INFO L87 Difference]: Start difference. First operand 623 states and 731 transitions. Second operand 9 states. [2019-10-02 11:41:48,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:48,835 INFO L93 Difference]: Finished difference Result 662 states and 772 transitions. [2019-10-02 11:41:48,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 11:41:48,836 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2019-10-02 11:41:48,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:48,838 INFO L225 Difference]: With dead ends: 662 [2019-10-02 11:41:48,838 INFO L226 Difference]: Without dead ends: 641 [2019-10-02 11:41:48,839 INFO L640 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 [2019-10-02 11:41:48,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2019-10-02 11:41:48,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 623. [2019-10-02 11:41:48,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 623 states. [2019-10-02 11:41:48,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 730 transitions. [2019-10-02 11:41:48,893 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 730 transitions. Word has length 85 [2019-10-02 11:41:48,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:48,896 INFO L475 AbstractCegarLoop]: Abstraction has 623 states and 730 transitions. [2019-10-02 11:41:48,896 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 11:41:48,896 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 730 transitions. [2019-10-02 11:41:48,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-10-02 11:41:48,897 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:48,898 INFO L411 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] [2019-10-02 11:41:48,898 INFO L418 AbstractCegarLoop]: === Iteration 40 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:48,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:48,898 INFO L82 PathProgramCache]: Analyzing trace with hash 678099323, now seen corresponding path program 1 times [2019-10-02 11:41:48,898 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:48,898 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:48,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:48,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:48,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:49,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:49,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:49,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-02 11:41:49,032 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-02 11:41:49,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-02 11:41:49,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-02 11:41:49,033 INFO L87 Difference]: Start difference. First operand 623 states and 730 transitions. Second operand 10 states. [2019-10-02 11:41:50,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:50,249 INFO L93 Difference]: Finished difference Result 633 states and 738 transitions. [2019-10-02 11:41:50,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-02 11:41:50,249 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 80 [2019-10-02 11:41:50,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:50,252 INFO L225 Difference]: With dead ends: 633 [2019-10-02 11:41:50,252 INFO L226 Difference]: Without dead ends: 628 [2019-10-02 11:41:50,253 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2019-10-02 11:41:50,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2019-10-02 11:41:50,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 623. [2019-10-02 11:41:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 623 states. [2019-10-02 11:41:50,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 729 transitions. [2019-10-02 11:41:50,373 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 729 transitions. Word has length 80 [2019-10-02 11:41:50,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:50,374 INFO L475 AbstractCegarLoop]: Abstraction has 623 states and 729 transitions. [2019-10-02 11:41:50,374 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-02 11:41:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 729 transitions. [2019-10-02 11:41:50,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-10-02 11:41:50,377 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:50,377 INFO L411 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] [2019-10-02 11:41:50,378 INFO L418 AbstractCegarLoop]: === Iteration 41 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:50,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:50,378 INFO L82 PathProgramCache]: Analyzing trace with hash -890197523, now seen corresponding path program 1 times [2019-10-02 11:41:50,379 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:50,379 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:50,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:50,381 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:50,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 11:41:50,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 11:41:50,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 11:41:50,479 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 11:41:50,479 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 11:41:50,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 11:41:50,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2019-10-02 11:41:50,480 INFO L87 Difference]: Start difference. First operand 623 states and 729 transitions. Second operand 9 states. [2019-10-02 11:41:51,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 11:41:51,635 INFO L93 Difference]: Finished difference Result 644 states and 752 transitions. [2019-10-02 11:41:51,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-02 11:41:51,636 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 81 [2019-10-02 11:41:51,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 11:41:51,638 INFO L225 Difference]: With dead ends: 644 [2019-10-02 11:41:51,639 INFO L226 Difference]: Without dead ends: 615 [2019-10-02 11:41:51,639 INFO L640 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 [2019-10-02 11:41:51,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2019-10-02 11:41:51,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 599. [2019-10-02 11:41:51,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 599 states. [2019-10-02 11:41:51,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 702 transitions. [2019-10-02 11:41:51,687 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 702 transitions. Word has length 81 [2019-10-02 11:41:51,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 11:41:51,688 INFO L475 AbstractCegarLoop]: Abstraction has 599 states and 702 transitions. [2019-10-02 11:41:51,688 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 11:41:51,688 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 702 transitions. [2019-10-02 11:41:51,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-10-02 11:41:51,690 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 11:41:51,690 INFO L411 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] [2019-10-02 11:41:51,690 INFO L418 AbstractCegarLoop]: === Iteration 42 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 11:41:51,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 11:41:51,691 INFO L82 PathProgramCache]: Analyzing trace with hash -1664445418, now seen corresponding path program 1 times [2019-10-02 11:41:51,691 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 11:41:51,691 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 11:41:51,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:51,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 11:41:51,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 11:41:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-02 11:41:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-02 11:41:51,805 INFO L478 BasicCegarLoop]: Counterexample might be feasible [2019-10-02 11:41:51,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 11:41:51 BoogieIcfgContainer [2019-10-02 11:41:51,981 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 11:41:51,984 INFO L168 Benchmark]: Toolchain (without parser) took 26289.46 ms. Allocated memory was 133.2 MB in the beginning and 649.6 MB in the end (delta: 516.4 MB). Free memory was 88.0 MB in the beginning and 332.3 MB in the end (delta: -244.3 MB). Peak memory consumption was 272.1 MB. Max. memory is 7.1 GB. [2019-10-02 11:41:51,985 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-02 11:41:51,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 646.99 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.8 MB in the beginning and 165.5 MB in the end (delta: -77.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-10-02 11:41:51,990 INFO L168 Benchmark]: Boogie Preprocessor took 78.93 ms. Allocated memory is still 200.3 MB. Free memory was 165.5 MB in the beginning and 161.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-10-02 11:41:51,993 INFO L168 Benchmark]: RCFGBuilder took 1292.97 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 161.8 MB in the beginning and 191.4 MB in the end (delta: -29.6 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. [2019-10-02 11:41:51,993 INFO L168 Benchmark]: TraceAbstraction took 24264.28 ms. Allocated memory was 225.4 MB in the beginning and 649.6 MB in the end (delta: 424.1 MB). Free memory was 191.4 MB in the beginning and 332.3 MB in the end (delta: -140.9 MB). Peak memory consumption was 283.2 MB. Max. memory is 7.1 GB. [2019-10-02 11:41:52,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 646.99 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.8 MB in the beginning and 165.5 MB in the end (delta: -77.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.93 ms. Allocated memory is still 200.3 MB. Free memory was 165.5 MB in the beginning and 161.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1292.97 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 161.8 MB in the beginning and 191.4 MB in the end (delta: -29.6 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24264.28 ms. Allocated memory was 225.4 MB in the beginning and 649.6 MB in the end (delta: 424.1 MB). Free memory was 191.4 MB in the beginning and 332.3 MB in the end (delta: -140.9 MB). Peak memory consumption was 283.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 64]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L35] int FloppyThread ; [L36] int KernelMode ; [L37] int Suspended ; [L38] int Executive ; [L39] int DiskController ; [L40] int FloppyDiskPeripheral ; [L41] int FlConfigCallBack ; [L42] int MaximumInterfaceType ; [L43] int MOUNTDEV_MOUNTED_DEVICE_GUID ; [L44] int myStatus ; [L45] int s ; [L46] int UNLOADED ; [L47] int NP ; [L48] int DC ; [L49] int SKIP1 ; [L50] int SKIP2 ; [L51] int MPR1 ; [L52] int MPR3 ; [L53] int IPC ; [L54] int pended ; [L55] int compRegistered ; [L56] int lowerDriverReturn ; [L57] int setEventCalled ; [L58] int customIrp ; [L90] int PagingReferenceCount = 0; [L91] 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] [L670] int status ; [L671] int irp = __VERIFIER_nondet_int() ; [L672] int pirp ; [L673] int pirp__IoStatus__Status ; [L674] int irp_choice = __VERIFIER_nondet_int() ; [L675] int devobj = __VERIFIER_nondet_int() ; [L676] int __cil_tmp8 ; [L678] FloppyThread = 0 [L679] KernelMode = 0 [L680] Suspended = 0 [L681] Executive = 0 [L682] DiskController = 0 [L683] FloppyDiskPeripheral = 0 [L684] FlConfigCallBack = 0 [L685] MaximumInterfaceType = 0 [L686] MOUNTDEV_MOUNTED_DEVICE_GUID = 0 [L687] myStatus = 0 [L688] s = 0 [L689] UNLOADED = 0 [L690] NP = 0 [L691] DC = 0 [L692] SKIP1 = 0 [L693] SKIP2 = 0 [L694] MPR1 = 0 [L695] MPR3 = 0 [L696] IPC = 0 [L697] pended = 0 [L698] compRegistered = 0 [L699] lowerDriverReturn = 0 [L700] setEventCalled = 0 [L701] customIrp = 0 [L705] status = 0 [L706] 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] [L707] 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] [L73] UNLOADED = 0 [L74] NP = 1 [L75] DC = 2 [L76] SKIP1 = 3 [L77] SKIP2 = 4 [L78] MPR1 = 5 [L79] MPR3 = 6 [L80] IPC = 7 [L81] s = UNLOADED [L82] pended = 0 [L83] compRegistered = 0 [L84] lowerDriverReturn = 0 [L85] setEventCalled = 0 [L86] 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] [L707] 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] [L709] COND TRUE status >= 0 [L710] s = NP [L711] customIrp = 0 [L712] setEventCalled = customIrp [L713] lowerDriverReturn = setEventCalled [L714] compRegistered = lowerDriverReturn [L715] pended = compRegistered [L716] pirp__IoStatus__Status = 0 [L717] 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] [L718] COND TRUE irp_choice == 0 [L719] pirp__IoStatus__Status = -1073741637 [L720] 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] [L723] 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] [L660] s = NP [L661] pended = 0 [L662] compRegistered = 0 [L663] lowerDriverReturn = 0 [L664] setEventCalled = 0 [L665] 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] [L723] 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] [L726] COND FALSE !(status < 0) [L730] int tmp_ndt_1; [L731] tmp_ndt_1 = __VERIFIER_nondet_int() [L732] COND TRUE tmp_ndt_1 == 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=3, UNLOADED=0] [L739] 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] [L163] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L164] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L165] int Irp__IoStatus__Information ; [L166] int Irp__IoStatus__Status ; [L167] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L168] int disketteExtension__IsRemoved = __VERIFIER_nondet_int() ; [L169] int disketteExtension__IsStarted = __VERIFIER_nondet_int() ; [L170] int disketteExtension__TargetObject = __VERIFIER_nondet_int() ; [L171] int disketteExtension__HoldNewRequests ; [L172] int disketteExtension__FloppyThread = __VERIFIER_nondet_int() ; [L173] int disketteExtension__InterfaceString__Buffer = __VERIFIER_nondet_int() ; [L174] int disketteExtension__InterfaceString = __VERIFIER_nondet_int() ; [L175] int disketteExtension__ArcName__Length = __VERIFIER_nondet_int() ; [L176] int disketteExtension__ArcName = __VERIFIER_nondet_int() ; [L177] int irpSp__MinorFunction = __VERIFIER_nondet_int() ; [L178] int IoGetConfigurationInformation__FloppyCount = __VERIFIER_nondet_int() ; [L179] int irpSp ; [L180] int disketteExtension ; [L181] int ntStatus ; [L182] int doneEvent = __VERIFIER_nondet_int() ; [L183] int irpSp___0 ; [L184] int nextIrpSp ; [L185] int nextIrpSp__Control ; [L186] int irpSp___1 ; [L187] int irpSp__Context ; [L188] int irpSp__Control ; [L189] long __cil_tmp29 ; [L190] long __cil_tmp30 ; [L193] ntStatus = 0 [L194] 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] [L195] 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] [L198] disketteExtension = DeviceObject__DeviceExtension [L199] 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] [L200] 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] [L209] 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] [L212] 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 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] [L241] COND FALSE !(! disketteExtension__IsStarted) [L257] 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] [L258] 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] [L100] int status ; [L101] int threadHandle = __VERIFIER_nondet_int() ; [L102] int DisketteExtension__PoweringDown = __VERIFIER_nondet_int() ; [L103] int DisketteExtension__ThreadReferenceCount = __VERIFIER_nondet_int() ; [L104] int DisketteExtension__FloppyThread = __VERIFIER_nondet_int() ; [L105] int Irp__IoStatus__Status ; [L106] int Irp__IoStatus__Information ; [L107] int Irp__Tail__Overlay__CurrentStackLocation__Control ; [L108] int ObjAttributes = __VERIFIER_nondet_int() ; [L109] int __cil_tmp12 ; [L110] 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] [L113] COND FALSE !(DisketteExtension__PoweringDown == 1) [L119] 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] [L120] 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] [L152] COND TRUE pended == 0 [L153] 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] [L159] 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] [L258] 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] [L258] ntStatus = FlQueueIrpToThread(Irp, disketteExtension) [L261] __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] [L262] 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] [L264-L265] 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] [L1035] 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] [L1044] 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] [L1048] 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] [L1055] int tmp_ndt_8; [L1056] tmp_ndt_8 = __VERIFIER_nondet_int() [L1057] COND TRUE tmp_ndt_8 == 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_8=0, UNLOADED=0, WaitMode=0, WaitReason=0] [L1063] return (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, \result=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_8=0, UNLOADED=0, WaitMode=0, WaitReason=0] [L264-L265] 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)=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] 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] [L270] disketteExtension__FloppyThread = 0 [L271] Irp__IoStatus__Status = 0 [L272] 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] [L273] COND TRUE s == NP [L274] 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] [L281] Irp__CurrentLocation ++ [L282] 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] [L283] 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] [L937] int returnVal2 ; [L938] int compRetStatus1 ; [L939] int lcontext = __VERIFIER_nondet_int() ; [L940] 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] [L943] 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] [L956] int tmp_ndt_12; [L957] tmp_ndt_12 = __VERIFIER_nondet_int() [L958] COND TRUE tmp_ndt_12 == 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_12=0, UNLOADED=0] [L969] 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_12=0, UNLOADED=0] [L982] 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_12=0, UNLOADED=0] [L986] 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_12=0, UNLOADED=0] [L995] COND TRUE s == SKIP1 [L996] s = SKIP2 [L997] 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_12=0, UNLOADED=0] [L1005] 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_12=0, UNLOADED=0] [L283] 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] [L283] ntStatus = IofCallDriver(disketteExtension__TargetObject, Irp) [L429] 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] [L430] 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] [L433] 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] [L739] 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=3, UNLOADED=0] [L739] status = FloppyPnp(devobj, pirp) [L749] 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=3, UNLOADED=0] [L750] 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=3, UNLOADED=0] [L757] 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=3, UNLOADED=0] [L758] 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=3, UNLOADED=0] [L765] 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=3, UNLOADED=0] [L766] 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=3, UNLOADED=0] [L767] 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=3, UNLOADED=0] [L781] 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=3, UNLOADED=0] [L782] 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=3, UNLOADED=0] [L783] 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] [L64] __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 26 procedures, 305 locations, 1 error locations. UNSAFE Result, 24.1s OverallTime, 42 OverallIterations, 1 TraceHistogramMax, 16.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15321 SDtfs, 11711 SDslu, 41401 SDs, 0 SdLazy, 12533 SolverSat, 2254 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 400 GetRequests, 117 SyntacticMatches, 8 SemanticMatches, 275 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=964occurred in iteration=8, 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: 2.3s AutomataMinimizationTime, 41 MinimizatonAttempts, 1470 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 2338 NumberOfCodeBlocks, 2338 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 2215 ConstructedInterpolants, 0 QuantifiedInterpolants, 288213 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 41 InterpolantComputations, 41 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...