./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3_false-unreach-call_true-valid-memsafety_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3_false-unreach-call_true-valid-memsafety_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 600447986a0d0a3d94421aa90c6997a7dd1eb35a ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:39:41,823 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:39:41,824 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:39:41,830 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:39:41,831 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:39:41,831 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:39:41,832 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:39:41,833 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:39:41,834 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:39:41,835 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:39:41,835 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:39:41,836 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:39:41,836 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:39:41,837 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:39:41,837 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:39:41,838 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:39:41,838 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:39:41,839 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:39:41,840 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:39:41,841 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:39:41,842 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:39:41,842 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:39:41,843 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:39:41,843 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:39:41,844 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:39:41,844 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:39:41,845 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:39:41,845 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:39:41,846 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:39:41,846 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:39:41,846 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:39:41,847 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:39:41,847 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:39:41,847 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:39:41,848 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:39:41,848 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:39:41,849 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 10:39:41,859 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:39:41,859 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:39:41,859 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:39:41,860 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 10:39:41,860 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 10:39:41,860 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 10:39:41,860 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 10:39:41,860 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 10:39:41,860 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 10:39:41,860 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 10:39:41,860 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 10:39:41,861 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:39:41,861 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:39:41,861 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:39:41,861 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:39:41,861 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:39:41,862 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:39:41,862 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:39:41,862 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:39:41,862 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:39:41,862 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:39:41,862 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:39:41,862 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:39:41,863 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:39:41,863 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:39:41,863 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 10:39:41,863 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:39:41,863 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:39:41,863 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:39:41,863 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:39:41,863 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 10:39:41,863 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:39:41,864 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:39:41,864 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 10:39:41,864 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 600447986a0d0a3d94421aa90c6997a7dd1eb35a [2018-11-10 10:39:41,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:39:41,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:39:41,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:39:41,900 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:39:41,901 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:39:41,901 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 10:39:41,944 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/data/194333a38/60a97f9cf3794518adcb0d2dc6c20ad4/FLAG8f6ed8193 [2018-11-10 10:39:42,382 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:39:42,382 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 10:39:42,392 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/data/194333a38/60a97f9cf3794518adcb0d2dc6c20ad4/FLAG8f6ed8193 [2018-11-10 10:39:42,403 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/data/194333a38/60a97f9cf3794518adcb0d2dc6c20ad4 [2018-11-10 10:39:42,405 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:39:42,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:39:42,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:39:42,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:39:42,410 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:39:42,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:39:42" (1/1) ... [2018-11-10 10:39:42,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31d1fd08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42, skipping insertion in model container [2018-11-10 10:39:42,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:39:42" (1/1) ... [2018-11-10 10:39:42,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:39:42,455 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:39:42,637 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:39:42,640 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:39:42,685 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:39:42,695 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:39:42,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42 WrapperNode [2018-11-10 10:39:42,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:39:42,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:39:42,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:39:42,696 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:39:42,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42" (1/1) ... [2018-11-10 10:39:42,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42" (1/1) ... [2018-11-10 10:39:42,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:39:42,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:39:42,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:39:42,754 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:39:42,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42" (1/1) ... [2018-11-10 10:39:42,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42" (1/1) ... [2018-11-10 10:39:42,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42" (1/1) ... [2018-11-10 10:39:42,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42" (1/1) ... [2018-11-10 10:39:42,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42" (1/1) ... [2018-11-10 10:39:42,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42" (1/1) ... [2018-11-10 10:39:42,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42" (1/1) ... [2018-11-10 10:39:42,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:39:42,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:39:42,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:39:42,789 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:39:42,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/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 [2018-11-10 10:39:42,833 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2018-11-10 10:39:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2018-11-10 10:39:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2018-11-10 10:39:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2018-11-10 10:39:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2018-11-10 10:39:42,834 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2018-11-10 10:39:42,834 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2018-11-10 10:39:42,835 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2018-11-10 10:39:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 10:39:42,835 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 10:39:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-11-10 10:39:42,835 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-11-10 10:39:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2018-11-10 10:39:42,835 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2018-11-10 10:39:42,836 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2018-11-10 10:39:42,836 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2018-11-10 10:39:42,836 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-11-10 10:39:42,836 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-11-10 10:39:42,836 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2018-11-10 10:39:42,836 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2018-11-10 10:39:42,836 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2018-11-10 10:39:42,836 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2018-11-10 10:39:42,837 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2018-11-10 10:39:42,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2018-11-10 10:39:42,837 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2018-11-10 10:39:42,837 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2018-11-10 10:39:42,837 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2018-11-10 10:39:42,837 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2018-11-10 10:39:42,837 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2018-11-10 10:39:42,837 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2018-11-10 10:39:42,838 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-11-10 10:39:42,838 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-11-10 10:39:42,838 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2018-11-10 10:39:42,838 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2018-11-10 10:39:42,838 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-11-10 10:39:42,838 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-11-10 10:39:42,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 10:39:42,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 10:39:42,839 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2018-11-10 10:39:42,839 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2018-11-10 10:39:42,839 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2018-11-10 10:39:42,839 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2018-11-10 10:39:42,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:39:42,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:39:42,840 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2018-11-10 10:39:42,840 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2018-11-10 10:39:42,840 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2018-11-10 10:39:42,840 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2018-11-10 10:39:42,840 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2018-11-10 10:39:42,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2018-11-10 10:39:42,982 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:42,983 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,043 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:43,043 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,056 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:43,056 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,195 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:43,196 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,257 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:43,257 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,279 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:43,279 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,349 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:43,349 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,358 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:43,358 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,394 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:43,394 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,449 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:43,449 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,454 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:43,454 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,464 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 10:39:43,465 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 10:39:43,474 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:39:43,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:39:43 BoogieIcfgContainer [2018-11-10 10:39:43,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:39:43,475 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 10:39:43,475 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 10:39:43,477 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 10:39:43,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 10:39:42" (1/3) ... [2018-11-10 10:39:43,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53e9a2e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:39:43, skipping insertion in model container [2018-11-10 10:39:43,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:39:42" (2/3) ... [2018-11-10 10:39:43,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53e9a2e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:39:43, skipping insertion in model container [2018-11-10 10:39:43,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:39:43" (3/3) ... [2018-11-10 10:39:43,480 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy_simpl3_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 10:39:43,486 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 10:39:43,491 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 10:39:43,501 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 10:39:43,524 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 10:39:43,524 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 10:39:43,524 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 10:39:43,524 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 10:39:43,524 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 10:39:43,524 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 10:39:43,524 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 10:39:43,524 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 10:39:43,542 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states. [2018-11-10 10:39:43,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 10:39:43,547 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:43,548 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:39:43,550 INFO L424 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:43,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:43,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1742935158, now seen corresponding path program 1 times [2018-11-10 10:39:43,555 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:43,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:43,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:43,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:43,585 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:43,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:43,707 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:43,707 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:43,708 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:43,711 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:43,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:43,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:43,720 INFO L87 Difference]: Start difference. First operand 303 states. Second operand 3 states. [2018-11-10 10:39:43,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:43,797 INFO L93 Difference]: Finished difference Result 512 states and 733 transitions. [2018-11-10 10:39:43,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:43,799 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-11-10 10:39:43,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:43,810 INFO L225 Difference]: With dead ends: 512 [2018-11-10 10:39:43,811 INFO L226 Difference]: Without dead ends: 295 [2018-11-10 10:39:43,815 INFO L605 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 [2018-11-10 10:39:43,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2018-11-10 10:39:43,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 295. [2018-11-10 10:39:43,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2018-11-10 10:39:43,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 389 transitions. [2018-11-10 10:39:43,862 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 389 transitions. Word has length 20 [2018-11-10 10:39:43,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:43,862 INFO L481 AbstractCegarLoop]: Abstraction has 295 states and 389 transitions. [2018-11-10 10:39:43,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 389 transitions. [2018-11-10 10:39:43,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 10:39:43,863 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:43,863 INFO L375 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] [2018-11-10 10:39:43,864 INFO L424 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:43,864 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:43,864 INFO L82 PathProgramCache]: Analyzing trace with hash -1426459818, now seen corresponding path program 1 times [2018-11-10 10:39:43,864 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:43,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:43,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:43,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:43,865 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:43,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:43,973 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:43,973 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:43,973 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:43,975 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:43,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:43,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:43,976 INFO L87 Difference]: Start difference. First operand 295 states and 389 transitions. Second operand 3 states. [2018-11-10 10:39:44,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:44,106 INFO L93 Difference]: Finished difference Result 610 states and 812 transitions. [2018-11-10 10:39:44,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:44,107 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2018-11-10 10:39:44,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:44,110 INFO L225 Difference]: With dead ends: 610 [2018-11-10 10:39:44,110 INFO L226 Difference]: Without dead ends: 446 [2018-11-10 10:39:44,112 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:44,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2018-11-10 10:39:44,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 427. [2018-11-10 10:39:44,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2018-11-10 10:39:44,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 565 transitions. [2018-11-10 10:39:44,146 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 565 transitions. Word has length 28 [2018-11-10 10:39:44,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:44,146 INFO L481 AbstractCegarLoop]: Abstraction has 427 states and 565 transitions. [2018-11-10 10:39:44,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:44,147 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 565 transitions. [2018-11-10 10:39:44,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 10:39:44,147 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:44,147 INFO L375 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] [2018-11-10 10:39:44,148 INFO L424 AbstractCegarLoop]: === Iteration 3 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:44,148 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:44,148 INFO L82 PathProgramCache]: Analyzing trace with hash -1600930066, now seen corresponding path program 1 times [2018-11-10 10:39:44,148 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:44,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:44,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:44,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:44,149 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:44,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:44,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:44,214 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:44,214 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:44,214 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:44,215 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:44,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:44,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:44,215 INFO L87 Difference]: Start difference. First operand 427 states and 565 transitions. Second operand 3 states. [2018-11-10 10:39:44,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:44,275 INFO L93 Difference]: Finished difference Result 925 states and 1230 transitions. [2018-11-10 10:39:44,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:44,275 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2018-11-10 10:39:44,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:44,279 INFO L225 Difference]: With dead ends: 925 [2018-11-10 10:39:44,279 INFO L226 Difference]: Without dead ends: 659 [2018-11-10 10:39:44,280 INFO L605 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 [2018-11-10 10:39:44,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 659 states. [2018-11-10 10:39:44,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 659 to 626. [2018-11-10 10:39:44,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-10 10:39:44,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 835 transitions. [2018-11-10 10:39:44,316 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 835 transitions. Word has length 30 [2018-11-10 10:39:44,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:44,316 INFO L481 AbstractCegarLoop]: Abstraction has 626 states and 835 transitions. [2018-11-10 10:39:44,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:44,317 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 835 transitions. [2018-11-10 10:39:44,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 10:39:44,318 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:44,318 INFO L375 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] [2018-11-10 10:39:44,318 INFO L424 AbstractCegarLoop]: === Iteration 4 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:44,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:44,319 INFO L82 PathProgramCache]: Analyzing trace with hash 462344592, now seen corresponding path program 1 times [2018-11-10 10:39:44,319 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:44,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:44,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:44,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:44,320 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:44,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:44,375 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:44,375 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:44,375 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:44,376 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:44,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:44,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:44,376 INFO L87 Difference]: Start difference. First operand 626 states and 835 transitions. Second operand 3 states. [2018-11-10 10:39:44,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:44,436 INFO L93 Difference]: Finished difference Result 723 states and 958 transitions. [2018-11-10 10:39:44,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:44,437 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-11-10 10:39:44,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:44,440 INFO L225 Difference]: With dead ends: 723 [2018-11-10 10:39:44,441 INFO L226 Difference]: Without dead ends: 703 [2018-11-10 10:39:44,441 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:44,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2018-11-10 10:39:44,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 670. [2018-11-10 10:39:44,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 670 states. [2018-11-10 10:39:44,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 893 transitions. [2018-11-10 10:39:44,473 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 893 transitions. Word has length 34 [2018-11-10 10:39:44,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:44,474 INFO L481 AbstractCegarLoop]: Abstraction has 670 states and 893 transitions. [2018-11-10 10:39:44,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:44,474 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 893 transitions. [2018-11-10 10:39:44,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-10 10:39:44,476 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:44,476 INFO L375 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] [2018-11-10 10:39:44,476 INFO L424 AbstractCegarLoop]: === Iteration 5 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:44,476 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:44,476 INFO L82 PathProgramCache]: Analyzing trace with hash 387462387, now seen corresponding path program 1 times [2018-11-10 10:39:44,477 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:44,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:44,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:44,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:44,478 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:44,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:44,529 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:44,529 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:44,529 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:44,529 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:44,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:44,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:44,530 INFO L87 Difference]: Start difference. First operand 670 states and 893 transitions. Second operand 3 states. [2018-11-10 10:39:44,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:44,674 INFO L93 Difference]: Finished difference Result 1047 states and 1415 transitions. [2018-11-10 10:39:44,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:44,675 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-11-10 10:39:44,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:44,679 INFO L225 Difference]: With dead ends: 1047 [2018-11-10 10:39:44,679 INFO L226 Difference]: Without dead ends: 1044 [2018-11-10 10:39:44,680 INFO L605 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 [2018-11-10 10:39:44,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2018-11-10 10:39:44,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 795. [2018-11-10 10:39:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 795 states. [2018-11-10 10:39:44,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1064 transitions. [2018-11-10 10:39:44,719 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1064 transitions. Word has length 41 [2018-11-10 10:39:44,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:44,719 INFO L481 AbstractCegarLoop]: Abstraction has 795 states and 1064 transitions. [2018-11-10 10:39:44,719 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:44,719 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1064 transitions. [2018-11-10 10:39:44,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 10:39:44,721 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:44,721 INFO L375 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] [2018-11-10 10:39:44,721 INFO L424 AbstractCegarLoop]: === Iteration 6 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:44,721 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:44,721 INFO L82 PathProgramCache]: Analyzing trace with hash -1019098266, now seen corresponding path program 1 times [2018-11-10 10:39:44,721 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:44,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:44,722 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:44,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:44,722 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:44,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:44,800 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:44,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:44,800 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:44,801 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:44,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:44,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:44,801 INFO L87 Difference]: Start difference. First operand 795 states and 1064 transitions. Second operand 3 states. [2018-11-10 10:39:44,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:44,890 INFO L93 Difference]: Finished difference Result 810 states and 1084 transitions. [2018-11-10 10:39:44,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:44,890 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-11-10 10:39:44,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:44,894 INFO L225 Difference]: With dead ends: 810 [2018-11-10 10:39:44,894 INFO L226 Difference]: Without dead ends: 807 [2018-11-10 10:39:44,895 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:44,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2018-11-10 10:39:44,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 806. [2018-11-10 10:39:44,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 806 states. [2018-11-10 10:39:44,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 806 states and 1078 transitions. [2018-11-10 10:39:44,928 INFO L78 Accepts]: Start accepts. Automaton has 806 states and 1078 transitions. Word has length 40 [2018-11-10 10:39:44,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:44,929 INFO L481 AbstractCegarLoop]: Abstraction has 806 states and 1078 transitions. [2018-11-10 10:39:44,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:44,929 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1078 transitions. [2018-11-10 10:39:44,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-10 10:39:44,930 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:44,930 INFO L375 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] [2018-11-10 10:39:44,930 INFO L424 AbstractCegarLoop]: === Iteration 7 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:44,930 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:44,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1523724482, now seen corresponding path program 1 times [2018-11-10 10:39:44,931 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:44,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:44,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:44,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:44,932 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:44,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:44,965 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:44,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:44,965 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:44,965 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:44,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:44,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:44,966 INFO L87 Difference]: Start difference. First operand 806 states and 1078 transitions. Second operand 3 states. [2018-11-10 10:39:45,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:45,057 INFO L93 Difference]: Finished difference Result 846 states and 1128 transitions. [2018-11-10 10:39:45,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:45,057 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-11-10 10:39:45,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:45,061 INFO L225 Difference]: With dead ends: 846 [2018-11-10 10:39:45,061 INFO L226 Difference]: Without dead ends: 841 [2018-11-10 10:39:45,061 INFO L605 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 [2018-11-10 10:39:45,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 841 states. [2018-11-10 10:39:45,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 841 to 837. [2018-11-10 10:39:45,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 837 states. [2018-11-10 10:39:45,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 837 states and 1118 transitions. [2018-11-10 10:39:45,095 INFO L78 Accepts]: Start accepts. Automaton has 837 states and 1118 transitions. Word has length 41 [2018-11-10 10:39:45,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:45,096 INFO L481 AbstractCegarLoop]: Abstraction has 837 states and 1118 transitions. [2018-11-10 10:39:45,096 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:45,096 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1118 transitions. [2018-11-10 10:39:45,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 10:39:45,097 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:45,097 INFO L375 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] [2018-11-10 10:39:45,097 INFO L424 AbstractCegarLoop]: === Iteration 8 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:45,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:45,097 INFO L82 PathProgramCache]: Analyzing trace with hash -1111397768, now seen corresponding path program 1 times [2018-11-10 10:39:45,097 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:45,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:45,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:45,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:45,098 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:45,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:45,149 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:45,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:39:45,149 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:45,149 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:39:45,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:39:45,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:39:45,150 INFO L87 Difference]: Start difference. First operand 837 states and 1118 transitions. Second operand 5 states. [2018-11-10 10:39:45,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:45,799 INFO L93 Difference]: Finished difference Result 1583 states and 2102 transitions. [2018-11-10 10:39:45,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 10:39:45,799 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 42 [2018-11-10 10:39:45,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:45,803 INFO L225 Difference]: With dead ends: 1583 [2018-11-10 10:39:45,804 INFO L226 Difference]: Without dead ends: 1017 [2018-11-10 10:39:45,805 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-10 10:39:45,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2018-11-10 10:39:45,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 828. [2018-11-10 10:39:45,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 828 states. [2018-11-10 10:39:45,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 828 states and 1097 transitions. [2018-11-10 10:39:45,849 INFO L78 Accepts]: Start accepts. Automaton has 828 states and 1097 transitions. Word has length 42 [2018-11-10 10:39:45,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:45,850 INFO L481 AbstractCegarLoop]: Abstraction has 828 states and 1097 transitions. [2018-11-10 10:39:45,850 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:39:45,850 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1097 transitions. [2018-11-10 10:39:45,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 10:39:45,851 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:45,851 INFO L375 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] [2018-11-10 10:39:45,851 INFO L424 AbstractCegarLoop]: === Iteration 9 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:45,851 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:45,851 INFO L82 PathProgramCache]: Analyzing trace with hash 462015162, now seen corresponding path program 1 times [2018-11-10 10:39:45,852 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:45,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:45,852 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:45,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:45,852 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:45,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:45,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:45,913 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:45,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:39:45,913 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:45,913 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:39:45,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:39:45,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:39:45,914 INFO L87 Difference]: Start difference. First operand 828 states and 1097 transitions. Second operand 5 states. [2018-11-10 10:39:46,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:46,273 INFO L93 Difference]: Finished difference Result 841 states and 1109 transitions. [2018-11-10 10:39:46,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 10:39:46,273 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 42 [2018-11-10 10:39:46,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:46,277 INFO L225 Difference]: With dead ends: 841 [2018-11-10 10:39:46,277 INFO L226 Difference]: Without dead ends: 832 [2018-11-10 10:39:46,277 INFO L605 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 [2018-11-10 10:39:46,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2018-11-10 10:39:46,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 828. [2018-11-10 10:39:46,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 828 states. [2018-11-10 10:39:46,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 828 states and 1095 transitions. [2018-11-10 10:39:46,316 INFO L78 Accepts]: Start accepts. Automaton has 828 states and 1095 transitions. Word has length 42 [2018-11-10 10:39:46,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:46,316 INFO L481 AbstractCegarLoop]: Abstraction has 828 states and 1095 transitions. [2018-11-10 10:39:46,316 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:39:46,316 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1095 transitions. [2018-11-10 10:39:46,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 10:39:46,317 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:46,317 INFO L375 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] [2018-11-10 10:39:46,317 INFO L424 AbstractCegarLoop]: === Iteration 10 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:46,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:46,318 INFO L82 PathProgramCache]: Analyzing trace with hash 548548394, now seen corresponding path program 1 times [2018-11-10 10:39:46,318 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:46,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:46,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:46,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:46,319 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:46,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:46,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:46,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:39:46,369 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:46,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:39:46,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:39:46,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:39:46,370 INFO L87 Difference]: Start difference. First operand 828 states and 1095 transitions. Second operand 5 states. [2018-11-10 10:39:46,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:46,719 INFO L93 Difference]: Finished difference Result 841 states and 1107 transitions. [2018-11-10 10:39:46,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 10:39:46,719 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2018-11-10 10:39:46,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:46,723 INFO L225 Difference]: With dead ends: 841 [2018-11-10 10:39:46,723 INFO L226 Difference]: Without dead ends: 832 [2018-11-10 10:39:46,723 INFO L605 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 [2018-11-10 10:39:46,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2018-11-10 10:39:46,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 828. [2018-11-10 10:39:46,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 828 states. [2018-11-10 10:39:46,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 828 states and 1093 transitions. [2018-11-10 10:39:46,765 INFO L78 Accepts]: Start accepts. Automaton has 828 states and 1093 transitions. Word has length 43 [2018-11-10 10:39:46,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:46,765 INFO L481 AbstractCegarLoop]: Abstraction has 828 states and 1093 transitions. [2018-11-10 10:39:46,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:39:46,765 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1093 transitions. [2018-11-10 10:39:46,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 10:39:46,766 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:46,766 INFO L375 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] [2018-11-10 10:39:46,766 INFO L424 AbstractCegarLoop]: === Iteration 11 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:46,767 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:46,767 INFO L82 PathProgramCache]: Analyzing trace with hash -119721373, now seen corresponding path program 1 times [2018-11-10 10:39:46,767 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:46,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:46,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:46,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:46,768 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:46,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:46,802 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:46,802 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:39:46,802 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:46,802 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:39:46,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:39:46,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:39:46,803 INFO L87 Difference]: Start difference. First operand 828 states and 1093 transitions. Second operand 5 states. [2018-11-10 10:39:46,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:46,854 INFO L93 Difference]: Finished difference Result 844 states and 1108 transitions. [2018-11-10 10:39:46,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 10:39:46,855 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2018-11-10 10:39:46,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:46,858 INFO L225 Difference]: With dead ends: 844 [2018-11-10 10:39:46,858 INFO L226 Difference]: Without dead ends: 826 [2018-11-10 10:39:46,859 INFO L605 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 [2018-11-10 10:39:46,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2018-11-10 10:39:46,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 826. [2018-11-10 10:39:46,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 826 states. [2018-11-10 10:39:46,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 826 states and 1089 transitions. [2018-11-10 10:39:46,903 INFO L78 Accepts]: Start accepts. Automaton has 826 states and 1089 transitions. Word has length 44 [2018-11-10 10:39:46,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:46,904 INFO L481 AbstractCegarLoop]: Abstraction has 826 states and 1089 transitions. [2018-11-10 10:39:46,904 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:39:46,904 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1089 transitions. [2018-11-10 10:39:46,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 10:39:46,905 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:46,905 INFO L375 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] [2018-11-10 10:39:46,905 INFO L424 AbstractCegarLoop]: === Iteration 12 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:46,905 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:46,905 INFO L82 PathProgramCache]: Analyzing trace with hash -561245068, now seen corresponding path program 1 times [2018-11-10 10:39:46,905 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:46,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:46,906 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:46,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:46,906 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:46,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:46,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:46,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 10:39:46,948 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:46,948 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 10:39:46,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 10:39:46,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 10:39:46,949 INFO L87 Difference]: Start difference. First operand 826 states and 1089 transitions. Second operand 4 states. [2018-11-10 10:39:47,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:47,105 INFO L93 Difference]: Finished difference Result 910 states and 1172 transitions. [2018-11-10 10:39:47,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 10:39:47,106 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2018-11-10 10:39:47,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:47,108 INFO L225 Difference]: With dead ends: 910 [2018-11-10 10:39:47,108 INFO L226 Difference]: Without dead ends: 573 [2018-11-10 10:39:47,109 INFO L605 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 [2018-11-10 10:39:47,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2018-11-10 10:39:47,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 536. [2018-11-10 10:39:47,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 536 states. [2018-11-10 10:39:47,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 680 transitions. [2018-11-10 10:39:47,143 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 680 transitions. Word has length 49 [2018-11-10 10:39:47,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:47,143 INFO L481 AbstractCegarLoop]: Abstraction has 536 states and 680 transitions. [2018-11-10 10:39:47,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 10:39:47,143 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 680 transitions. [2018-11-10 10:39:47,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 10:39:47,144 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:47,145 INFO L375 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] [2018-11-10 10:39:47,145 INFO L424 AbstractCegarLoop]: === Iteration 13 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:47,145 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:47,145 INFO L82 PathProgramCache]: Analyzing trace with hash -760515098, now seen corresponding path program 1 times [2018-11-10 10:39:47,145 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:47,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:47,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:47,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:47,146 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:47,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:47,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:47,191 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:47,191 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:47,191 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:47,191 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:47,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:47,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:47,192 INFO L87 Difference]: Start difference. First operand 536 states and 680 transitions. Second operand 3 states. [2018-11-10 10:39:47,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:47,281 INFO L93 Difference]: Finished difference Result 807 states and 1031 transitions. [2018-11-10 10:39:47,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:47,282 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-11-10 10:39:47,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:47,284 INFO L225 Difference]: With dead ends: 807 [2018-11-10 10:39:47,284 INFO L226 Difference]: Without dead ends: 544 [2018-11-10 10:39:47,285 INFO L605 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 [2018-11-10 10:39:47,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2018-11-10 10:39:47,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 544. [2018-11-10 10:39:47,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 544 states. [2018-11-10 10:39:47,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 691 transitions. [2018-11-10 10:39:47,317 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 691 transitions. Word has length 55 [2018-11-10 10:39:47,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:47,317 INFO L481 AbstractCegarLoop]: Abstraction has 544 states and 691 transitions. [2018-11-10 10:39:47,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:47,318 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 691 transitions. [2018-11-10 10:39:47,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 10:39:47,319 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:47,319 INFO L375 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] [2018-11-10 10:39:47,319 INFO L424 AbstractCegarLoop]: === Iteration 14 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:47,319 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:47,319 INFO L82 PathProgramCache]: Analyzing trace with hash 659995020, now seen corresponding path program 1 times [2018-11-10 10:39:47,319 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:47,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:47,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:47,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:47,320 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:47,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:47,351 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:47,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:47,351 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:47,351 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:47,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:47,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:47,352 INFO L87 Difference]: Start difference. First operand 544 states and 691 transitions. Second operand 3 states. [2018-11-10 10:39:47,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:47,460 INFO L93 Difference]: Finished difference Result 748 states and 966 transitions. [2018-11-10 10:39:47,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:47,461 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-10 10:39:47,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:47,463 INFO L225 Difference]: With dead ends: 748 [2018-11-10 10:39:47,463 INFO L226 Difference]: Without dead ends: 736 [2018-11-10 10:39:47,464 INFO L605 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 [2018-11-10 10:39:47,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2018-11-10 10:39:47,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 602. [2018-11-10 10:39:47,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 602 states. [2018-11-10 10:39:47,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 764 transitions. [2018-11-10 10:39:47,502 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 764 transitions. Word has length 52 [2018-11-10 10:39:47,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:47,502 INFO L481 AbstractCegarLoop]: Abstraction has 602 states and 764 transitions. [2018-11-10 10:39:47,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:47,504 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 764 transitions. [2018-11-10 10:39:47,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 10:39:47,505 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:47,505 INFO L375 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] [2018-11-10 10:39:47,506 INFO L424 AbstractCegarLoop]: === Iteration 15 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:47,506 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:47,506 INFO L82 PathProgramCache]: Analyzing trace with hash -562157012, now seen corresponding path program 1 times [2018-11-10 10:39:47,506 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:47,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:47,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:47,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:47,508 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:47,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:47,592 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:47,592 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 10:39:47,592 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:47,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 10:39:47,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 10:39:47,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 10:39:47,593 INFO L87 Difference]: Start difference. First operand 602 states and 764 transitions. Second operand 8 states. [2018-11-10 10:39:47,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:47,688 INFO L93 Difference]: Finished difference Result 1008 states and 1303 transitions. [2018-11-10 10:39:47,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 10:39:47,689 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2018-11-10 10:39:47,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:47,692 INFO L225 Difference]: With dead ends: 1008 [2018-11-10 10:39:47,692 INFO L226 Difference]: Without dead ends: 665 [2018-11-10 10:39:47,693 INFO L605 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 [2018-11-10 10:39:47,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2018-11-10 10:39:47,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 643. [2018-11-10 10:39:47,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 643 states. [2018-11-10 10:39:47,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 643 states and 825 transitions. [2018-11-10 10:39:47,732 INFO L78 Accepts]: Start accepts. Automaton has 643 states and 825 transitions. Word has length 53 [2018-11-10 10:39:47,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:47,732 INFO L481 AbstractCegarLoop]: Abstraction has 643 states and 825 transitions. [2018-11-10 10:39:47,733 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 10:39:47,733 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 825 transitions. [2018-11-10 10:39:47,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 10:39:47,734 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:47,734 INFO L375 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] [2018-11-10 10:39:47,734 INFO L424 AbstractCegarLoop]: === Iteration 16 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:47,734 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:47,734 INFO L82 PathProgramCache]: Analyzing trace with hash -561880182, now seen corresponding path program 1 times [2018-11-10 10:39:47,735 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:47,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:47,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:47,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:47,735 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:47,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:47,785 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:47,785 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 10:39:47,785 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:47,785 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 10:39:47,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 10:39:47,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 10:39:47,786 INFO L87 Difference]: Start difference. First operand 643 states and 825 transitions. Second operand 8 states. [2018-11-10 10:39:47,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:47,939 INFO L93 Difference]: Finished difference Result 673 states and 859 transitions. [2018-11-10 10:39:47,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 10:39:47,940 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2018-11-10 10:39:47,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:47,942 INFO L225 Difference]: With dead ends: 673 [2018-11-10 10:39:47,943 INFO L226 Difference]: Without dead ends: 657 [2018-11-10 10:39:47,943 INFO L605 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 [2018-11-10 10:39:47,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 657 states. [2018-11-10 10:39:47,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 657 to 649. [2018-11-10 10:39:47,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 649 states. [2018-11-10 10:39:47,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 649 states and 830 transitions. [2018-11-10 10:39:47,979 INFO L78 Accepts]: Start accepts. Automaton has 649 states and 830 transitions. Word has length 53 [2018-11-10 10:39:47,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:47,979 INFO L481 AbstractCegarLoop]: Abstraction has 649 states and 830 transitions. [2018-11-10 10:39:47,979 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 10:39:47,979 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 830 transitions. [2018-11-10 10:39:47,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 10:39:47,981 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:47,981 INFO L375 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] [2018-11-10 10:39:47,981 INFO L424 AbstractCegarLoop]: === Iteration 17 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:47,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:47,981 INFO L82 PathProgramCache]: Analyzing trace with hash -759362770, now seen corresponding path program 1 times [2018-11-10 10:39:47,981 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:47,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:47,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:47,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:47,982 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:48,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:48,059 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:48,059 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:39:48,059 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:48,059 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:39:48,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:39:48,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:39:48,060 INFO L87 Difference]: Start difference. First operand 649 states and 830 transitions. Second operand 5 states. [2018-11-10 10:39:48,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:48,096 INFO L93 Difference]: Finished difference Result 906 states and 1161 transitions. [2018-11-10 10:39:48,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 10:39:48,097 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2018-11-10 10:39:48,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:48,099 INFO L225 Difference]: With dead ends: 906 [2018-11-10 10:39:48,099 INFO L226 Difference]: Without dead ends: 630 [2018-11-10 10:39:48,100 INFO L605 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 [2018-11-10 10:39:48,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2018-11-10 10:39:48,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 630. [2018-11-10 10:39:48,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2018-11-10 10:39:48,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 800 transitions. [2018-11-10 10:39:48,135 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 800 transitions. Word has length 61 [2018-11-10 10:39:48,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:48,135 INFO L481 AbstractCegarLoop]: Abstraction has 630 states and 800 transitions. [2018-11-10 10:39:48,135 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:39:48,135 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 800 transitions. [2018-11-10 10:39:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 10:39:48,136 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:48,137 INFO L375 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] [2018-11-10 10:39:48,137 INFO L424 AbstractCegarLoop]: === Iteration 18 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:48,137 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:48,137 INFO L82 PathProgramCache]: Analyzing trace with hash -1060664655, now seen corresponding path program 1 times [2018-11-10 10:39:48,137 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:48,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:48,138 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:48,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:48,138 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:48,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:48,165 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:48,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:48,165 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:48,165 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:48,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:48,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:48,166 INFO L87 Difference]: Start difference. First operand 630 states and 800 transitions. Second operand 3 states. [2018-11-10 10:39:48,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:48,234 INFO L93 Difference]: Finished difference Result 741 states and 940 transitions. [2018-11-10 10:39:48,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:48,234 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2018-11-10 10:39:48,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:48,237 INFO L225 Difference]: With dead ends: 741 [2018-11-10 10:39:48,237 INFO L226 Difference]: Without dead ends: 710 [2018-11-10 10:39:48,238 INFO L605 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 [2018-11-10 10:39:48,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2018-11-10 10:39:48,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 697. [2018-11-10 10:39:48,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 697 states. [2018-11-10 10:39:48,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 697 states and 884 transitions. [2018-11-10 10:39:48,288 INFO L78 Accepts]: Start accepts. Automaton has 697 states and 884 transitions. Word has length 54 [2018-11-10 10:39:48,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:48,288 INFO L481 AbstractCegarLoop]: Abstraction has 697 states and 884 transitions. [2018-11-10 10:39:48,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:48,288 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 884 transitions. [2018-11-10 10:39:48,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 10:39:48,289 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:48,289 INFO L375 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] [2018-11-10 10:39:48,289 INFO L424 AbstractCegarLoop]: === Iteration 19 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:48,290 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:48,290 INFO L82 PathProgramCache]: Analyzing trace with hash -1203944013, now seen corresponding path program 1 times [2018-11-10 10:39:48,290 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:48,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:48,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:48,291 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:48,291 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:48,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:48,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:48,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 10:39:48,335 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:48,335 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 10:39:48,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 10:39:48,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 10:39:48,336 INFO L87 Difference]: Start difference. First operand 697 states and 884 transitions. Second operand 7 states. [2018-11-10 10:39:48,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:48,724 INFO L93 Difference]: Finished difference Result 735 states and 928 transitions. [2018-11-10 10:39:48,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 10:39:48,725 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2018-11-10 10:39:48,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:48,726 INFO L225 Difference]: With dead ends: 735 [2018-11-10 10:39:48,726 INFO L226 Difference]: Without dead ends: 622 [2018-11-10 10:39:48,727 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2018-11-10 10:39:48,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2018-11-10 10:39:48,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 600. [2018-11-10 10:39:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2018-11-10 10:39:48,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 753 transitions. [2018-11-10 10:39:48,751 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 753 transitions. Word has length 54 [2018-11-10 10:39:48,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:48,751 INFO L481 AbstractCegarLoop]: Abstraction has 600 states and 753 transitions. [2018-11-10 10:39:48,751 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 10:39:48,751 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 753 transitions. [2018-11-10 10:39:48,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 10:39:48,752 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:48,752 INFO L375 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] [2018-11-10 10:39:48,753 INFO L424 AbstractCegarLoop]: === Iteration 20 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:48,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:48,753 INFO L82 PathProgramCache]: Analyzing trace with hash 76078011, now seen corresponding path program 1 times [2018-11-10 10:39:48,753 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:48,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:48,754 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:48,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:48,754 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:48,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:48,813 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:48,813 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 10:39:48,813 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:48,813 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 10:39:48,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 10:39:48,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:39:48,814 INFO L87 Difference]: Start difference. First operand 600 states and 753 transitions. Second operand 9 states. [2018-11-10 10:39:49,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:49,629 INFO L93 Difference]: Finished difference Result 803 states and 1003 transitions. [2018-11-10 10:39:49,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 10:39:49,629 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 54 [2018-11-10 10:39:49,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:49,641 INFO L225 Difference]: With dead ends: 803 [2018-11-10 10:39:49,641 INFO L226 Difference]: Without dead ends: 720 [2018-11-10 10:39:49,641 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2018-11-10 10:39:49,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2018-11-10 10:39:49,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 607. [2018-11-10 10:39:49,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 607 states. [2018-11-10 10:39:49,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 754 transitions. [2018-11-10 10:39:49,667 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 754 transitions. Word has length 54 [2018-11-10 10:39:49,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:49,667 INFO L481 AbstractCegarLoop]: Abstraction has 607 states and 754 transitions. [2018-11-10 10:39:49,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 10:39:49,668 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 754 transitions. [2018-11-10 10:39:49,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 10:39:49,669 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:49,669 INFO L375 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] [2018-11-10 10:39:49,669 INFO L424 AbstractCegarLoop]: === Iteration 21 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:49,669 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:49,669 INFO L82 PathProgramCache]: Analyzing trace with hash 2008244432, now seen corresponding path program 1 times [2018-11-10 10:39:49,669 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:49,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:49,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:49,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:49,670 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:49,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:49,704 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:49,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 10:39:49,704 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:49,704 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 10:39:49,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 10:39:49,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 10:39:49,705 INFO L87 Difference]: Start difference. First operand 607 states and 754 transitions. Second operand 6 states. [2018-11-10 10:39:49,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:49,758 INFO L93 Difference]: Finished difference Result 628 states and 775 transitions. [2018-11-10 10:39:49,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 10:39:49,759 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-10 10:39:49,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:49,761 INFO L225 Difference]: With dead ends: 628 [2018-11-10 10:39:49,761 INFO L226 Difference]: Without dead ends: 604 [2018-11-10 10:39:49,761 INFO L605 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 [2018-11-10 10:39:49,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2018-11-10 10:39:49,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 602. [2018-11-10 10:39:49,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 602 states. [2018-11-10 10:39:49,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 747 transitions. [2018-11-10 10:39:49,785 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 747 transitions. Word has length 57 [2018-11-10 10:39:49,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:49,785 INFO L481 AbstractCegarLoop]: Abstraction has 602 states and 747 transitions. [2018-11-10 10:39:49,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 10:39:49,785 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 747 transitions. [2018-11-10 10:39:49,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-10 10:39:49,786 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:49,786 INFO L375 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] [2018-11-10 10:39:49,787 INFO L424 AbstractCegarLoop]: === Iteration 22 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:49,787 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:49,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1095501686, now seen corresponding path program 1 times [2018-11-10 10:39:49,787 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:49,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:49,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:49,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:49,788 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:49,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:49,827 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:49,827 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:39:49,827 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:49,827 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:39:49,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:39:49,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:39:49,828 INFO L87 Difference]: Start difference. First operand 602 states and 747 transitions. Second operand 5 states. [2018-11-10 10:39:49,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:49,999 INFO L93 Difference]: Finished difference Result 617 states and 762 transitions. [2018-11-10 10:39:50,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 10:39:50,001 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2018-11-10 10:39:50,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:50,003 INFO L225 Difference]: With dead ends: 617 [2018-11-10 10:39:50,003 INFO L226 Difference]: Without dead ends: 599 [2018-11-10 10:39:50,003 INFO L605 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 [2018-11-10 10:39:50,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2018-11-10 10:39:50,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 586. [2018-11-10 10:39:50,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2018-11-10 10:39:50,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 724 transitions. [2018-11-10 10:39:50,026 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 724 transitions. Word has length 56 [2018-11-10 10:39:50,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:50,027 INFO L481 AbstractCegarLoop]: Abstraction has 586 states and 724 transitions. [2018-11-10 10:39:50,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:39:50,027 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 724 transitions. [2018-11-10 10:39:50,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 10:39:50,028 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:50,028 INFO L375 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] [2018-11-10 10:39:50,028 INFO L424 AbstractCegarLoop]: === Iteration 23 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:50,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:50,029 INFO L82 PathProgramCache]: Analyzing trace with hash 1716953909, now seen corresponding path program 1 times [2018-11-10 10:39:50,029 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:50,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:50,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,029 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:50,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:50,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:50,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:39:50,061 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:50,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:39:50,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:39:50,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:39:50,062 INFO L87 Difference]: Start difference. First operand 586 states and 724 transitions. Second operand 5 states. [2018-11-10 10:39:50,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:50,241 INFO L93 Difference]: Finished difference Result 847 states and 1055 transitions. [2018-11-10 10:39:50,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 10:39:50,242 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2018-11-10 10:39:50,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:50,244 INFO L225 Difference]: With dead ends: 847 [2018-11-10 10:39:50,244 INFO L226 Difference]: Without dead ends: 586 [2018-11-10 10:39:50,245 INFO L605 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 [2018-11-10 10:39:50,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2018-11-10 10:39:50,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 586. [2018-11-10 10:39:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2018-11-10 10:39:50,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 722 transitions. [2018-11-10 10:39:50,269 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 722 transitions. Word has length 65 [2018-11-10 10:39:50,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:50,269 INFO L481 AbstractCegarLoop]: Abstraction has 586 states and 722 transitions. [2018-11-10 10:39:50,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:39:50,269 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 722 transitions. [2018-11-10 10:39:50,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-10 10:39:50,270 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:50,270 INFO L375 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] [2018-11-10 10:39:50,270 INFO L424 AbstractCegarLoop]: === Iteration 24 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:50,271 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:50,271 INFO L82 PathProgramCache]: Analyzing trace with hash -127839313, now seen corresponding path program 1 times [2018-11-10 10:39:50,271 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:50,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:50,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,272 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:50,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:50,295 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:50,296 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:50,296 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:50,296 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:50,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:50,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:50,296 INFO L87 Difference]: Start difference. First operand 586 states and 722 transitions. Second operand 3 states. [2018-11-10 10:39:50,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:50,328 INFO L93 Difference]: Finished difference Result 619 states and 760 transitions. [2018-11-10 10:39:50,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:50,329 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2018-11-10 10:39:50,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:50,330 INFO L225 Difference]: With dead ends: 619 [2018-11-10 10:39:50,330 INFO L226 Difference]: Without dead ends: 588 [2018-11-10 10:39:50,331 INFO L605 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 [2018-11-10 10:39:50,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2018-11-10 10:39:50,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 584. [2018-11-10 10:39:50,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2018-11-10 10:39:50,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 712 transitions. [2018-11-10 10:39:50,354 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 712 transitions. Word has length 59 [2018-11-10 10:39:50,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:50,354 INFO L481 AbstractCegarLoop]: Abstraction has 584 states and 712 transitions. [2018-11-10 10:39:50,354 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 712 transitions. [2018-11-10 10:39:50,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 10:39:50,355 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:50,355 INFO L375 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] [2018-11-10 10:39:50,356 INFO L424 AbstractCegarLoop]: === Iteration 25 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:50,356 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:50,356 INFO L82 PathProgramCache]: Analyzing trace with hash 611830819, now seen corresponding path program 1 times [2018-11-10 10:39:50,356 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:50,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:50,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,357 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:50,385 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:50,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:39:50,385 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:50,385 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:39:50,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:39:50,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:39:50,386 INFO L87 Difference]: Start difference. First operand 584 states and 712 transitions. Second operand 3 states. [2018-11-10 10:39:50,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:50,424 INFO L93 Difference]: Finished difference Result 871 states and 1079 transitions. [2018-11-10 10:39:50,425 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:39:50,425 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-11-10 10:39:50,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:50,427 INFO L225 Difference]: With dead ends: 871 [2018-11-10 10:39:50,427 INFO L226 Difference]: Without dead ends: 610 [2018-11-10 10:39:50,428 INFO L605 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 [2018-11-10 10:39:50,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2018-11-10 10:39:50,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 584. [2018-11-10 10:39:50,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2018-11-10 10:39:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 712 transitions. [2018-11-10 10:39:50,451 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 712 transitions. Word has length 68 [2018-11-10 10:39:50,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:50,451 INFO L481 AbstractCegarLoop]: Abstraction has 584 states and 712 transitions. [2018-11-10 10:39:50,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:39:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 712 transitions. [2018-11-10 10:39:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-10 10:39:50,453 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:50,453 INFO L375 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] [2018-11-10 10:39:50,453 INFO L424 AbstractCegarLoop]: === Iteration 26 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:50,453 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:50,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1689101213, now seen corresponding path program 1 times [2018-11-10 10:39:50,453 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:50,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:50,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,454 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:50,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:50,514 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:50,515 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 10:39:50,515 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:50,515 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 10:39:50,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 10:39:50,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 10:39:50,515 INFO L87 Difference]: Start difference. First operand 584 states and 712 transitions. Second operand 6 states. [2018-11-10 10:39:50,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:50,564 INFO L93 Difference]: Finished difference Result 839 states and 1033 transitions. [2018-11-10 10:39:50,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 10:39:50,565 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-11-10 10:39:50,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:50,566 INFO L225 Difference]: With dead ends: 839 [2018-11-10 10:39:50,566 INFO L226 Difference]: Without dead ends: 611 [2018-11-10 10:39:50,567 INFO L605 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 [2018-11-10 10:39:50,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2018-11-10 10:39:50,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 584. [2018-11-10 10:39:50,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2018-11-10 10:39:50,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 710 transitions. [2018-11-10 10:39:50,591 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 710 transitions. Word has length 68 [2018-11-10 10:39:50,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:50,591 INFO L481 AbstractCegarLoop]: Abstraction has 584 states and 710 transitions. [2018-11-10 10:39:50,591 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 10:39:50,591 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 710 transitions. [2018-11-10 10:39:50,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 10:39:50,592 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:50,592 INFO L375 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] [2018-11-10 10:39:50,593 INFO L424 AbstractCegarLoop]: === Iteration 27 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:50,593 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:50,593 INFO L82 PathProgramCache]: Analyzing trace with hash 210369911, now seen corresponding path program 1 times [2018-11-10 10:39:50,593 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:50,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:50,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,594 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:50,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:50,640 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:50,640 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 10:39:50,640 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:50,641 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 10:39:50,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 10:39:50,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:39:50,641 INFO L87 Difference]: Start difference. First operand 584 states and 710 transitions. Second operand 9 states. [2018-11-10 10:39:50,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:50,759 INFO L93 Difference]: Finished difference Result 601 states and 727 transitions. [2018-11-10 10:39:50,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 10:39:50,759 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2018-11-10 10:39:50,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:50,761 INFO L225 Difference]: With dead ends: 601 [2018-11-10 10:39:50,761 INFO L226 Difference]: Without dead ends: 580 [2018-11-10 10:39:50,761 INFO L605 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 [2018-11-10 10:39:50,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2018-11-10 10:39:50,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 580. [2018-11-10 10:39:50,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 580 states. [2018-11-10 10:39:50,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 704 transitions. [2018-11-10 10:39:50,784 INFO L78 Accepts]: Start accepts. Automaton has 580 states and 704 transitions. Word has length 60 [2018-11-10 10:39:50,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:50,785 INFO L481 AbstractCegarLoop]: Abstraction has 580 states and 704 transitions. [2018-11-10 10:39:50,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 10:39:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 704 transitions. [2018-11-10 10:39:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 10:39:50,786 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:50,786 INFO L375 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] [2018-11-10 10:39:50,786 INFO L424 AbstractCegarLoop]: === Iteration 28 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:50,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:50,786 INFO L82 PathProgramCache]: Analyzing trace with hash 375915857, now seen corresponding path program 1 times [2018-11-10 10:39:50,786 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:50,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:50,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,787 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:50,831 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:50,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:39:50,832 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:50,832 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:39:50,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:39:50,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:39:50,832 INFO L87 Difference]: Start difference. First operand 580 states and 704 transitions. Second operand 5 states. [2018-11-10 10:39:50,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:50,861 INFO L93 Difference]: Finished difference Result 590 states and 714 transitions. [2018-11-10 10:39:50,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 10:39:50,862 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2018-11-10 10:39:50,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:50,863 INFO L225 Difference]: With dead ends: 590 [2018-11-10 10:39:50,863 INFO L226 Difference]: Without dead ends: 565 [2018-11-10 10:39:50,864 INFO L605 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 [2018-11-10 10:39:50,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2018-11-10 10:39:50,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 560. [2018-11-10 10:39:50,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2018-11-10 10:39:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 682 transitions. [2018-11-10 10:39:50,887 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 682 transitions. Word has length 61 [2018-11-10 10:39:50,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:50,887 INFO L481 AbstractCegarLoop]: Abstraction has 560 states and 682 transitions. [2018-11-10 10:39:50,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:39:50,887 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 682 transitions. [2018-11-10 10:39:50,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 10:39:50,888 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:50,888 INFO L375 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] [2018-11-10 10:39:50,888 INFO L424 AbstractCegarLoop]: === Iteration 29 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:50,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:50,889 INFO L82 PathProgramCache]: Analyzing trace with hash -492790529, now seen corresponding path program 1 times [2018-11-10 10:39:50,889 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:50,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:50,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:50,889 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:50,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:50,943 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:50,943 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 10:39:50,943 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:50,943 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 10:39:50,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 10:39:50,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:39:50,944 INFO L87 Difference]: Start difference. First operand 560 states and 682 transitions. Second operand 9 states. [2018-11-10 10:39:51,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:51,049 INFO L93 Difference]: Finished difference Result 577 states and 699 transitions. [2018-11-10 10:39:51,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 10:39:51,050 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2018-11-10 10:39:51,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:51,051 INFO L225 Difference]: With dead ends: 577 [2018-11-10 10:39:51,051 INFO L226 Difference]: Without dead ends: 555 [2018-11-10 10:39:51,052 INFO L605 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 [2018-11-10 10:39:51,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2018-11-10 10:39:51,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2018-11-10 10:39:51,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2018-11-10 10:39:51,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 675 transitions. [2018-11-10 10:39:51,075 INFO L78 Accepts]: Start accepts. Automaton has 555 states and 675 transitions. Word has length 61 [2018-11-10 10:39:51,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:51,075 INFO L481 AbstractCegarLoop]: Abstraction has 555 states and 675 transitions. [2018-11-10 10:39:51,075 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 10:39:51,075 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 675 transitions. [2018-11-10 10:39:51,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 10:39:51,076 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:51,076 INFO L375 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] [2018-11-10 10:39:51,076 INFO L424 AbstractCegarLoop]: === Iteration 30 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:51,076 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:51,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1422901999, now seen corresponding path program 1 times [2018-11-10 10:39:51,077 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:51,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:51,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:51,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:51,077 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:51,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:51,130 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:51,130 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 10:39:51,130 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:51,131 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 10:39:51,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 10:39:51,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:39:51,131 INFO L87 Difference]: Start difference. First operand 555 states and 675 transitions. Second operand 9 states. [2018-11-10 10:39:51,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:51,232 INFO L93 Difference]: Finished difference Result 572 states and 692 transitions. [2018-11-10 10:39:51,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 10:39:51,233 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2018-11-10 10:39:51,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:51,234 INFO L225 Difference]: With dead ends: 572 [2018-11-10 10:39:51,234 INFO L226 Difference]: Without dead ends: 551 [2018-11-10 10:39:51,235 INFO L605 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 [2018-11-10 10:39:51,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551 states. [2018-11-10 10:39:51,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 551. [2018-11-10 10:39:51,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 551 states. [2018-11-10 10:39:51,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 669 transitions. [2018-11-10 10:39:51,257 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 669 transitions. Word has length 61 [2018-11-10 10:39:51,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:51,257 INFO L481 AbstractCegarLoop]: Abstraction has 551 states and 669 transitions. [2018-11-10 10:39:51,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 10:39:51,258 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 669 transitions. [2018-11-10 10:39:51,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-10 10:39:51,260 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:51,260 INFO L375 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] [2018-11-10 10:39:51,260 INFO L424 AbstractCegarLoop]: === Iteration 31 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:51,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:51,261 INFO L82 PathProgramCache]: Analyzing trace with hash -601260123, now seen corresponding path program 1 times [2018-11-10 10:39:51,261 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:51,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:51,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:51,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:51,261 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:51,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:51,339 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:51,339 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:39:51,339 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:51,339 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:39:51,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:39:51,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:39:51,340 INFO L87 Difference]: Start difference. First operand 551 states and 669 transitions. Second operand 5 states. [2018-11-10 10:39:51,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:51,618 INFO L93 Difference]: Finished difference Result 911 states and 1119 transitions. [2018-11-10 10:39:51,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 10:39:51,618 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 67 [2018-11-10 10:39:51,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:51,621 INFO L225 Difference]: With dead ends: 911 [2018-11-10 10:39:51,621 INFO L226 Difference]: Without dead ends: 656 [2018-11-10 10:39:51,622 INFO L605 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 [2018-11-10 10:39:51,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 656 states. [2018-11-10 10:39:51,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 656 to 626. [2018-11-10 10:39:51,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-10 10:39:51,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 764 transitions. [2018-11-10 10:39:51,684 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 764 transitions. Word has length 67 [2018-11-10 10:39:51,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:51,685 INFO L481 AbstractCegarLoop]: Abstraction has 626 states and 764 transitions. [2018-11-10 10:39:51,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:39:51,685 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 764 transitions. [2018-11-10 10:39:51,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-10 10:39:51,686 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:51,686 INFO L375 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] [2018-11-10 10:39:51,686 INFO L424 AbstractCegarLoop]: === Iteration 32 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:51,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:51,687 INFO L82 PathProgramCache]: Analyzing trace with hash 147711040, now seen corresponding path program 1 times [2018-11-10 10:39:51,687 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:51,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:51,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:51,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:51,688 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:51,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:51,759 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:51,759 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 10:39:51,759 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:51,760 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 10:39:51,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 10:39:51,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:39:51,760 INFO L87 Difference]: Start difference. First operand 626 states and 764 transitions. Second operand 9 states. [2018-11-10 10:39:51,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:51,999 INFO L93 Difference]: Finished difference Result 643 states and 781 transitions. [2018-11-10 10:39:52,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 10:39:52,000 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2018-11-10 10:39:52,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:52,002 INFO L225 Difference]: With dead ends: 643 [2018-11-10 10:39:52,002 INFO L226 Difference]: Without dead ends: 600 [2018-11-10 10:39:52,003 INFO L605 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 [2018-11-10 10:39:52,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-11-10 10:39:52,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 600. [2018-11-10 10:39:52,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2018-11-10 10:39:52,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 732 transitions. [2018-11-10 10:39:52,048 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 732 transitions. Word has length 65 [2018-11-10 10:39:52,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:52,049 INFO L481 AbstractCegarLoop]: Abstraction has 600 states and 732 transitions. [2018-11-10 10:39:52,049 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 10:39:52,049 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 732 transitions. [2018-11-10 10:39:52,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-10 10:39:52,050 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:52,050 INFO L375 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] [2018-11-10 10:39:52,050 INFO L424 AbstractCegarLoop]: === Iteration 33 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:52,051 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:52,051 INFO L82 PathProgramCache]: Analyzing trace with hash -1359349187, now seen corresponding path program 1 times [2018-11-10 10:39:52,051 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:52,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:52,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:52,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:52,052 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:52,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:52,120 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:52,120 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 10:39:52,120 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:52,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 10:39:52,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 10:39:52,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 10:39:52,121 INFO L87 Difference]: Start difference. First operand 600 states and 732 transitions. Second operand 6 states. [2018-11-10 10:39:52,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:52,491 INFO L93 Difference]: Finished difference Result 907 states and 1113 transitions. [2018-11-10 10:39:52,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-10 10:39:52,491 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2018-11-10 10:39:52,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:52,493 INFO L225 Difference]: With dead ends: 907 [2018-11-10 10:39:52,493 INFO L226 Difference]: Without dead ends: 595 [2018-11-10 10:39:52,494 INFO L605 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 [2018-11-10 10:39:52,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2018-11-10 10:39:52,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 584. [2018-11-10 10:39:52,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2018-11-10 10:39:52,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 707 transitions. [2018-11-10 10:39:52,523 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 707 transitions. Word has length 79 [2018-11-10 10:39:52,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:52,524 INFO L481 AbstractCegarLoop]: Abstraction has 584 states and 707 transitions. [2018-11-10 10:39:52,524 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 10:39:52,524 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 707 transitions. [2018-11-10 10:39:52,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 10:39:52,525 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:52,525 INFO L375 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] [2018-11-10 10:39:52,526 INFO L424 AbstractCegarLoop]: === Iteration 34 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:52,526 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:52,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1127034356, now seen corresponding path program 1 times [2018-11-10 10:39:52,526 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:52,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:52,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:52,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:52,527 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:52,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:52,585 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:52,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 10:39:52,585 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:52,586 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 10:39:52,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 10:39:52,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 10:39:52,586 INFO L87 Difference]: Start difference. First operand 584 states and 707 transitions. Second operand 6 states. [2018-11-10 10:39:52,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:52,639 INFO L93 Difference]: Finished difference Result 907 states and 1125 transitions. [2018-11-10 10:39:52,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 10:39:52,640 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 80 [2018-11-10 10:39:52,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:52,641 INFO L225 Difference]: With dead ends: 907 [2018-11-10 10:39:52,642 INFO L226 Difference]: Without dead ends: 650 [2018-11-10 10:39:52,642 INFO L605 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 [2018-11-10 10:39:52,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2018-11-10 10:39:52,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 550. [2018-11-10 10:39:52,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 550 states. [2018-11-10 10:39:52,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 663 transitions. [2018-11-10 10:39:52,669 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 663 transitions. Word has length 80 [2018-11-10 10:39:52,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:52,670 INFO L481 AbstractCegarLoop]: Abstraction has 550 states and 663 transitions. [2018-11-10 10:39:52,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 10:39:52,670 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 663 transitions. [2018-11-10 10:39:52,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-10 10:39:52,671 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:52,671 INFO L375 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] [2018-11-10 10:39:52,671 INFO L424 AbstractCegarLoop]: === Iteration 35 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:52,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:52,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1451480143, now seen corresponding path program 1 times [2018-11-10 10:39:52,672 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:52,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:52,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:52,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:52,672 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:52,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:52,708 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:52,708 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:39:52,708 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:52,708 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:39:52,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:39:52,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:39:52,709 INFO L87 Difference]: Start difference. First operand 550 states and 663 transitions. Second operand 5 states. [2018-11-10 10:39:52,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:52,973 INFO L93 Difference]: Finished difference Result 996 states and 1177 transitions. [2018-11-10 10:39:52,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 10:39:52,974 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2018-11-10 10:39:52,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:52,976 INFO L225 Difference]: With dead ends: 996 [2018-11-10 10:39:52,976 INFO L226 Difference]: Without dead ends: 613 [2018-11-10 10:39:52,976 INFO L605 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 [2018-11-10 10:39:52,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2018-11-10 10:39:53,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 590. [2018-11-10 10:39:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2018-11-10 10:39:53,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 698 transitions. [2018-11-10 10:39:53,020 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 698 transitions. Word has length 75 [2018-11-10 10:39:53,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:53,020 INFO L481 AbstractCegarLoop]: Abstraction has 590 states and 698 transitions. [2018-11-10 10:39:53,020 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:39:53,021 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 698 transitions. [2018-11-10 10:39:53,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-10 10:39:53,022 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:53,022 INFO L375 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] [2018-11-10 10:39:53,022 INFO L424 AbstractCegarLoop]: === Iteration 36 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:53,022 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:53,022 INFO L82 PathProgramCache]: Analyzing trace with hash -797049388, now seen corresponding path program 1 times [2018-11-10 10:39:53,022 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:53,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:53,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:53,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:53,023 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:53,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:53,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:53,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 10:39:53,072 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:53,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 10:39:53,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 10:39:53,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:39:53,072 INFO L87 Difference]: Start difference. First operand 590 states and 698 transitions. Second operand 9 states. [2018-11-10 10:39:53,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:53,181 INFO L93 Difference]: Finished difference Result 592 states and 699 transitions. [2018-11-10 10:39:53,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 10:39:53,182 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2018-11-10 10:39:53,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:53,184 INFO L225 Difference]: With dead ends: 592 [2018-11-10 10:39:53,184 INFO L226 Difference]: Without dead ends: 537 [2018-11-10 10:39:53,184 INFO L605 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 [2018-11-10 10:39:53,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2018-11-10 10:39:53,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 537. [2018-11-10 10:39:53,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 537 states. [2018-11-10 10:39:53,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 636 transitions. [2018-11-10 10:39:53,212 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 636 transitions. Word has length 78 [2018-11-10 10:39:53,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:53,213 INFO L481 AbstractCegarLoop]: Abstraction has 537 states and 636 transitions. [2018-11-10 10:39:53,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 10:39:53,213 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 636 transitions. [2018-11-10 10:39:53,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 10:39:53,214 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:53,214 INFO L375 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] [2018-11-10 10:39:53,214 INFO L424 AbstractCegarLoop]: === Iteration 37 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:53,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:53,214 INFO L82 PathProgramCache]: Analyzing trace with hash 990956531, now seen corresponding path program 1 times [2018-11-10 10:39:53,214 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:53,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:53,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:53,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:53,215 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:39:53,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:39:53,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:39:53,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 10:39:53,270 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:39:53,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 10:39:53,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 10:39:53,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:39:53,271 INFO L87 Difference]: Start difference. First operand 537 states and 636 transitions. Second operand 9 states. [2018-11-10 10:39:53,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:39:53,364 INFO L93 Difference]: Finished difference Result 564 states and 664 transitions. [2018-11-10 10:39:53,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 10:39:53,365 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2018-11-10 10:39:53,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:39:53,366 INFO L225 Difference]: With dead ends: 564 [2018-11-10 10:39:53,366 INFO L226 Difference]: Without dead ends: 543 [2018-11-10 10:39:53,367 INFO L605 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 [2018-11-10 10:39:53,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2018-11-10 10:39:53,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 537. [2018-11-10 10:39:53,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 537 states. [2018-11-10 10:39:53,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 635 transitions. [2018-11-10 10:39:53,395 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 635 transitions. Word has length 85 [2018-11-10 10:39:53,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:39:53,396 INFO L481 AbstractCegarLoop]: Abstraction has 537 states and 635 transitions. [2018-11-10 10:39:53,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 10:39:53,396 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 635 transitions. [2018-11-10 10:39:53,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 10:39:53,397 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:39:53,397 INFO L375 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] [2018-11-10 10:39:53,397 INFO L424 AbstractCegarLoop]: === Iteration 38 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:39:53,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:39:53,397 INFO L82 PathProgramCache]: Analyzing trace with hash 1469832567, now seen corresponding path program 1 times [2018-11-10 10:39:53,397 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 10:39:53,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:53,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:39:53,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:39:53,398 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 10:39:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:39:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 10:39:53,456 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 10:39:53,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 10:39:53 BoogieIcfgContainer [2018-11-10 10:39:53,534 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 10:39:53,535 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:39:53,535 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:39:53,535 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:39:53,535 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:39:43" (3/4) ... [2018-11-10 10:39:53,537 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 10:39:53,617 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_94add2d4-5d5f-46d6-9e4a-83c73fe114d4/bin-2019/utaipan/witness.graphml [2018-11-10 10:39:53,617 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:39:53,618 INFO L168 Benchmark]: Toolchain (without parser) took 11212.05 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 418.4 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 240.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:39:53,619 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:39:53,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 288.91 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:39:53,620 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-11-10 10:39:53,620 INFO L168 Benchmark]: Boogie Preprocessor took 34.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:39:53,620 INFO L168 Benchmark]: RCFGBuilder took 685.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 11.5 GB. [2018-11-10 10:39:53,620 INFO L168 Benchmark]: TraceAbstraction took 10059.25 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 282.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -117.1 MB). Peak memory consumption was 165.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:39:53,621 INFO L168 Benchmark]: Witness Printer took 82.26 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:39:53,622 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 288.91 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 685.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10059.25 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 282.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -117.1 MB). Peak memory consumption was 165.5 MB. Max. memory is 11.5 GB. * Witness Printer took 82.26 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 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] RET 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] _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] RET 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] 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=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__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=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__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=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] [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=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] [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=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] [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=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] [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=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] [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=1, 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] RET 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] 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=1, 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=1, 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=1, 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)=1, \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)=1, \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=1, 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)=1, \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=1, 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)=1, \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=1, 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)=1, \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=1, 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] RET 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)=1, \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=1, 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] 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=1, 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 TRUE 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=1, 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] RET 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] 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] RET 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] 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 25 procedures, 327 locations, 1 error locations. UNSAFE Result, 10.0s OverallTime, 38 OverallIterations, 1 TraceHistogramMax, 6.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13977 SDtfs, 8152 SDslu, 33347 SDs, 0 SdLazy, 5914 SolverSat, 1512 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 284 GetRequests, 94 SyntacticMatches, 11 SemanticMatches, 179 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=837occurred in iteration=7, 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: 1.2s AutomataMinimizationTime, 37 MinimizatonAttempts, 1132 StatesRemovedByMinimization, 27 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2117 NumberOfCodeBlocks, 2117 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 1998 ConstructedInterpolants, 0 QuantifiedInterpolants, 216243 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 37 InterpolantComputations, 37 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...