./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/config/AutomizerReach.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_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer --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 Automizer --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 0.1.23-0cd3be1 [2018-11-28 12:54:16,880 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:54:16,881 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:54:16,890 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:54:16,890 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:54:16,891 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:54:16,892 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:54:16,893 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:54:16,894 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:54:16,895 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:54:16,895 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:54:16,896 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:54:16,896 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:54:16,897 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:54:16,898 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:54:16,898 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:54:16,899 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:54:16,900 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:54:16,902 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:54:16,903 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:54:16,904 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:54:16,904 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:54:16,906 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:54:16,906 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:54:16,906 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:54:16,907 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:54:16,908 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:54:16,908 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:54:16,909 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:54:16,910 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:54:16,910 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:54:16,911 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:54:16,911 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:54:16,911 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:54:16,912 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:54:16,912 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:54:16,912 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:54:16,922 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:54:16,923 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:54:16,923 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:54:16,923 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:54:16,924 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:54:16,924 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:54:16,924 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:54:16,925 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:54:16,925 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:54:16,925 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:54:16,925 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:54:16,925 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:54:16,925 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:54:16,925 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:54:16,925 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:54:16,926 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:54:16,926 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:54:16,926 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:54:16,926 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:54:16,926 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:54:16,926 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:54:16,927 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:54:16,927 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:54:16,927 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:54:16,927 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:54:16,927 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:54:16,927 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:54:16,927 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:54:16,928 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:54:16,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:54:16,928 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer 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 -> Automizer 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 [2018-11-28 12:54:16,952 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:54:16,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:54:16,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:54:16,965 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:54:16,965 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:54:16,966 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-28 12:54:17,012 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/data/e296aad2b/7fe325b6d15f4298b0ccd08e08428091/FLAG9b7d21f87 [2018-11-28 12:54:17,437 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:54:17,437 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl3_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-28 12:54:17,444 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/data/e296aad2b/7fe325b6d15f4298b0ccd08e08428091/FLAG9b7d21f87 [2018-11-28 12:54:17,453 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/data/e296aad2b/7fe325b6d15f4298b0ccd08e08428091 [2018-11-28 12:54:17,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:54:17,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:54:17,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:54:17,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:54:17,459 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:54:17,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@309deed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17, skipping insertion in model container [2018-11-28 12:54:17,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:54:17,496 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:54:17,679 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:54:17,683 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:54:17,785 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:54:17,798 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:54:17,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17 WrapperNode [2018-11-28 12:54:17,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:54:17,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:54:17,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:54:17,799 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:54:17,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:54:17,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:54:17,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:54:17,821 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:54:17,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... [2018-11-28 12:54:17,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:54:17,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:54:17,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:54:17,862 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:54:17,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/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 [2018-11-28 12:54:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2018-11-28 12:54:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2018-11-28 12:54:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2018-11-28 12:54:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2018-11-28 12:54:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2018-11-28 12:54:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2018-11-28 12:54:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnp [2018-11-28 12:54:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnp [2018-11-28 12:54:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:54:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:54:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2018-11-28 12:54:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2018-11-28 12:54:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyPnpComplete [2018-11-28 12:54:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyPnpComplete [2018-11-28 12:54:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2018-11-28 12:54:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2018-11-28 12:54:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2018-11-28 12:54:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2018-11-28 12:54:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyStartDevice [2018-11-28 12:54:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyStartDevice [2018-11-28 12:54:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2018-11-28 12:54:17,906 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2018-11-28 12:54:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2018-11-28 12:54:17,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2018-11-28 12:54:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2018-11-28 12:54:17,906 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2018-11-28 12:54:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2018-11-28 12:54:17,906 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2018-11-28 12:54:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2018-11-28 12:54:17,906 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2018-11-28 12:54:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-11-28 12:54:17,907 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-11-28 12:54:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-11-28 12:54:17,907 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-11-28 12:54:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2018-11-28 12:54:17,907 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2018-11-28 12:54:17,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:54:17,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:54:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure FlFdcDeviceIo [2018-11-28 12:54:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure FlFdcDeviceIo [2018-11-28 12:54:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure FlAcpiConfigureFloppy [2018-11-28 12:54:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure FlAcpiConfigureFloppy [2018-11-28 12:54:17,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:54:17,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:54:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2018-11-28 12:54:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2018-11-28 12:54:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2018-11-28 12:54:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2018-11-28 12:54:17,910 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2018-11-28 12:54:17,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2018-11-28 12:54:18,060 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,060 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,120 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,120 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,129 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,129 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,291 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,291 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,363 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,363 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,442 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,442 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,446 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,446 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,454 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,454 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,470 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,470 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,551 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,551 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,557 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,558 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,576 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 12:54:18,576 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:54:18,588 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:54:18,588 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 12:54:18,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:54:18 BoogieIcfgContainer [2018-11-28 12:54:18,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:54:18,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:54:18,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:54:18,591 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:54:18,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:54:17" (1/3) ... [2018-11-28 12:54:18,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f9e2952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:54:18, skipping insertion in model container [2018-11-28 12:54:18,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:54:17" (2/3) ... [2018-11-28 12:54:18,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f9e2952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:54:18, skipping insertion in model container [2018-11-28 12:54:18,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:54:18" (3/3) ... [2018-11-28 12:54:18,593 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy_simpl3_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-28 12:54:18,601 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:54:18,608 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:54:18,618 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:54:18,642 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:54:18,642 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:54:18,642 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:54:18,642 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:54:18,643 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:54:18,643 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:54:18,643 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:54:18,643 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:54:18,643 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:54:18,662 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states. [2018-11-28 12:54:18,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 12:54:18,667 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:18,668 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:54:18,670 INFO L423 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:18,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:18,675 INFO L82 PathProgramCache]: Analyzing trace with hash 1158070743, now seen corresponding path program 1 times [2018-11-28 12:54:18,676 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:18,676 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:18,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:18,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:18,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:18,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:18,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:18,840 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:18,844 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:18,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:18,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:18,858 INFO L87 Difference]: Start difference. First operand 302 states. Second operand 3 states. [2018-11-28 12:54:18,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:18,923 INFO L93 Difference]: Finished difference Result 510 states and 731 transitions. [2018-11-28 12:54:18,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:18,924 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-11-28 12:54:18,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:18,935 INFO L225 Difference]: With dead ends: 510 [2018-11-28 12:54:18,935 INFO L226 Difference]: Without dead ends: 294 [2018-11-28 12:54:18,939 INFO L631 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 [2018-11-28 12:54:18,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-11-28 12:54:18,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2018-11-28 12:54:18,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2018-11-28 12:54:18,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 388 transitions. [2018-11-28 12:54:18,988 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 388 transitions. Word has length 20 [2018-11-28 12:54:18,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:18,989 INFO L480 AbstractCegarLoop]: Abstraction has 294 states and 388 transitions. [2018-11-28 12:54:18,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:18,989 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 388 transitions. [2018-11-28 12:54:18,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-28 12:54:18,990 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:18,990 INFO L402 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] [2018-11-28 12:54:18,990 INFO L423 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:18,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:18,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1435046185, now seen corresponding path program 1 times [2018-11-28 12:54:18,991 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:18,991 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:18,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:18,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:18,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:19,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:19,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:19,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:19,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:19,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:19,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:19,119 INFO L87 Difference]: Start difference. First operand 294 states and 388 transitions. Second operand 3 states. [2018-11-28 12:54:19,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:19,245 INFO L93 Difference]: Finished difference Result 607 states and 809 transitions. [2018-11-28 12:54:19,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:19,246 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2018-11-28 12:54:19,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:19,249 INFO L225 Difference]: With dead ends: 607 [2018-11-28 12:54:19,249 INFO L226 Difference]: Without dead ends: 444 [2018-11-28 12:54:19,250 INFO L631 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 [2018-11-28 12:54:19,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2018-11-28 12:54:19,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 425. [2018-11-28 12:54:19,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2018-11-28 12:54:19,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 563 transitions. [2018-11-28 12:54:19,279 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 563 transitions. Word has length 28 [2018-11-28 12:54:19,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:19,280 INFO L480 AbstractCegarLoop]: Abstraction has 425 states and 563 transitions. [2018-11-28 12:54:19,280 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:19,280 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 563 transitions. [2018-11-28 12:54:19,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-28 12:54:19,282 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:19,282 INFO L402 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] [2018-11-28 12:54:19,282 INFO L423 AbstractCegarLoop]: === Iteration 3 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:19,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:19,282 INFO L82 PathProgramCache]: Analyzing trace with hash -415040187, now seen corresponding path program 1 times [2018-11-28 12:54:19,283 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:19,283 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:19,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:19,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:19,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:19,353 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:19,353 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:19,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:19,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:19,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:19,354 INFO L87 Difference]: Start difference. First operand 425 states and 563 transitions. Second operand 3 states. [2018-11-28 12:54:19,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:19,396 INFO L93 Difference]: Finished difference Result 919 states and 1224 transitions. [2018-11-28 12:54:19,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:19,396 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2018-11-28 12:54:19,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:19,400 INFO L225 Difference]: With dead ends: 919 [2018-11-28 12:54:19,400 INFO L226 Difference]: Without dead ends: 655 [2018-11-28 12:54:19,401 INFO L631 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 [2018-11-28 12:54:19,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 655 states. [2018-11-28 12:54:19,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 655 to 622. [2018-11-28 12:54:19,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2018-11-28 12:54:19,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 831 transitions. [2018-11-28 12:54:19,435 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 831 transitions. Word has length 30 [2018-11-28 12:54:19,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:19,435 INFO L480 AbstractCegarLoop]: Abstraction has 622 states and 831 transitions. [2018-11-28 12:54:19,436 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 831 transitions. [2018-11-28 12:54:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-28 12:54:19,437 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:19,438 INFO L402 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] [2018-11-28 12:54:19,438 INFO L423 AbstractCegarLoop]: === Iteration 4 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:19,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:19,438 INFO L82 PathProgramCache]: Analyzing trace with hash 1518149579, now seen corresponding path program 1 times [2018-11-28 12:54:19,438 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:19,438 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:19,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:19,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:19,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:19,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:19,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:19,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:19,501 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:19,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:19,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:19,502 INFO L87 Difference]: Start difference. First operand 622 states and 831 transitions. Second operand 3 states. [2018-11-28 12:54:19,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:19,541 INFO L93 Difference]: Finished difference Result 719 states and 954 transitions. [2018-11-28 12:54:19,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:19,541 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-11-28 12:54:19,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:19,544 INFO L225 Difference]: With dead ends: 719 [2018-11-28 12:54:19,545 INFO L226 Difference]: Without dead ends: 699 [2018-11-28 12:54:19,545 INFO L631 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 [2018-11-28 12:54:19,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2018-11-28 12:54:19,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 666. [2018-11-28 12:54:19,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 666 states. [2018-11-28 12:54:19,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 889 transitions. [2018-11-28 12:54:19,573 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 889 transitions. Word has length 34 [2018-11-28 12:54:19,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:19,574 INFO L480 AbstractCegarLoop]: Abstraction has 666 states and 889 transitions. [2018-11-28 12:54:19,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:19,574 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 889 transitions. [2018-11-28 12:54:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-28 12:54:19,576 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:19,576 INFO L402 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] [2018-11-28 12:54:19,576 INFO L423 AbstractCegarLoop]: === Iteration 5 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:19,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:19,577 INFO L82 PathProgramCache]: Analyzing trace with hash -2133401777, now seen corresponding path program 1 times [2018-11-28 12:54:19,577 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:19,577 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:19,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:19,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:19,578 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:19,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:19,629 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:19,630 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:19,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:19,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:19,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:19,631 INFO L87 Difference]: Start difference. First operand 666 states and 889 transitions. Second operand 3 states. [2018-11-28 12:54:19,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:19,743 INFO L93 Difference]: Finished difference Result 1039 states and 1407 transitions. [2018-11-28 12:54:19,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:19,743 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-11-28 12:54:19,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:19,746 INFO L225 Difference]: With dead ends: 1039 [2018-11-28 12:54:19,747 INFO L226 Difference]: Without dead ends: 1036 [2018-11-28 12:54:19,748 INFO L631 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 [2018-11-28 12:54:19,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2018-11-28 12:54:19,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 789. [2018-11-28 12:54:19,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2018-11-28 12:54:19,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1058 transitions. [2018-11-28 12:54:19,788 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1058 transitions. Word has length 41 [2018-11-28 12:54:19,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:19,788 INFO L480 AbstractCegarLoop]: Abstraction has 789 states and 1058 transitions. [2018-11-28 12:54:19,788 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:19,788 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1058 transitions. [2018-11-28 12:54:19,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-28 12:54:19,790 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:19,790 INFO L402 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] [2018-11-28 12:54:19,790 INFO L423 AbstractCegarLoop]: === Iteration 6 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:19,791 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:19,791 INFO L82 PathProgramCache]: Analyzing trace with hash 1202286511, now seen corresponding path program 1 times [2018-11-28 12:54:19,791 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:19,791 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:19,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:19,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:19,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:19,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:19,838 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:19,838 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:19,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:19,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:19,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:19,839 INFO L87 Difference]: Start difference. First operand 789 states and 1058 transitions. Second operand 3 states. [2018-11-28 12:54:19,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:19,930 INFO L93 Difference]: Finished difference Result 804 states and 1078 transitions. [2018-11-28 12:54:19,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:19,930 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-11-28 12:54:19,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:19,934 INFO L225 Difference]: With dead ends: 804 [2018-11-28 12:54:19,934 INFO L226 Difference]: Without dead ends: 801 [2018-11-28 12:54:19,935 INFO L631 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 [2018-11-28 12:54:19,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-11-28 12:54:19,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 800. [2018-11-28 12:54:19,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 800 states. [2018-11-28 12:54:19,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1072 transitions. [2018-11-28 12:54:19,986 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1072 transitions. Word has length 40 [2018-11-28 12:54:19,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:19,986 INFO L480 AbstractCegarLoop]: Abstraction has 800 states and 1072 transitions. [2018-11-28 12:54:19,986 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:19,986 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1072 transitions. [2018-11-28 12:54:19,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-28 12:54:19,987 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:19,987 INFO L402 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] [2018-11-28 12:54:19,988 INFO L423 AbstractCegarLoop]: === Iteration 7 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:19,988 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:19,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1181088579, now seen corresponding path program 1 times [2018-11-28 12:54:19,988 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:19,989 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:19,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:19,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:19,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:20,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:20,043 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:20,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:20,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:20,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:20,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:20,044 INFO L87 Difference]: Start difference. First operand 800 states and 1072 transitions. Second operand 3 states. [2018-11-28 12:54:20,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:20,150 INFO L93 Difference]: Finished difference Result 840 states and 1122 transitions. [2018-11-28 12:54:20,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:20,151 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-11-28 12:54:20,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:20,155 INFO L225 Difference]: With dead ends: 840 [2018-11-28 12:54:20,155 INFO L226 Difference]: Without dead ends: 835 [2018-11-28 12:54:20,156 INFO L631 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 [2018-11-28 12:54:20,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 835 states. [2018-11-28 12:54:20,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 835 to 831. [2018-11-28 12:54:20,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 831 states. [2018-11-28 12:54:20,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 831 states and 1112 transitions. [2018-11-28 12:54:20,191 INFO L78 Accepts]: Start accepts. Automaton has 831 states and 1112 transitions. Word has length 41 [2018-11-28 12:54:20,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:20,191 INFO L480 AbstractCegarLoop]: Abstraction has 831 states and 1112 transitions. [2018-11-28 12:54:20,191 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:20,192 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1112 transitions. [2018-11-28 12:54:20,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-28 12:54:20,193 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:20,193 INFO L402 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] [2018-11-28 12:54:20,193 INFO L423 AbstractCegarLoop]: === Iteration 8 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:20,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:20,193 INFO L82 PathProgramCache]: Analyzing trace with hash -1948774564, now seen corresponding path program 1 times [2018-11-28 12:54:20,193 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:20,193 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:20,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:20,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:20,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:20,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:20,252 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:20,253 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:54:20,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:54:20,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:54:20,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:54:20,253 INFO L87 Difference]: Start difference. First operand 831 states and 1112 transitions. Second operand 5 states. [2018-11-28 12:54:20,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:20,885 INFO L93 Difference]: Finished difference Result 1570 states and 2089 transitions. [2018-11-28 12:54:20,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:54:20,886 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 42 [2018-11-28 12:54:20,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:20,892 INFO L225 Difference]: With dead ends: 1570 [2018-11-28 12:54:20,893 INFO L226 Difference]: Without dead ends: 1010 [2018-11-28 12:54:20,895 INFO L631 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 [2018-11-28 12:54:20,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2018-11-28 12:54:20,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 822. [2018-11-28 12:54:20,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 822 states. [2018-11-28 12:54:20,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1091 transitions. [2018-11-28 12:54:20,947 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1091 transitions. Word has length 42 [2018-11-28 12:54:20,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:20,947 INFO L480 AbstractCegarLoop]: Abstraction has 822 states and 1091 transitions. [2018-11-28 12:54:20,947 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:54:20,948 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1091 transitions. [2018-11-28 12:54:20,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-28 12:54:20,948 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:20,949 INFO L402 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] [2018-11-28 12:54:20,949 INFO L423 AbstractCegarLoop]: === Iteration 9 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:20,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:20,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1801172773, now seen corresponding path program 1 times [2018-11-28 12:54:20,949 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:20,949 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:20,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:20,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:20,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:20,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:20,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:20,992 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:54:20,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:54:20,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:54:20,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:54:20,992 INFO L87 Difference]: Start difference. First operand 822 states and 1091 transitions. Second operand 5 states. [2018-11-28 12:54:21,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:21,343 INFO L93 Difference]: Finished difference Result 835 states and 1103 transitions. [2018-11-28 12:54:21,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 12:54:21,344 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 42 [2018-11-28 12:54:21,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:21,347 INFO L225 Difference]: With dead ends: 835 [2018-11-28 12:54:21,347 INFO L226 Difference]: Without dead ends: 826 [2018-11-28 12:54:21,348 INFO L631 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 [2018-11-28 12:54:21,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2018-11-28 12:54:21,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 822. [2018-11-28 12:54:21,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 822 states. [2018-11-28 12:54:21,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1089 transitions. [2018-11-28 12:54:21,395 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1089 transitions. Word has length 42 [2018-11-28 12:54:21,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:21,395 INFO L480 AbstractCegarLoop]: Abstraction has 822 states and 1089 transitions. [2018-11-28 12:54:21,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:54:21,395 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1089 transitions. [2018-11-28 12:54:21,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-28 12:54:21,397 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:21,397 INFO L402 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] [2018-11-28 12:54:21,397 INFO L423 AbstractCegarLoop]: === Iteration 10 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:21,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:21,398 INFO L82 PathProgramCache]: Analyzing trace with hash -890799895, now seen corresponding path program 1 times [2018-11-28 12:54:21,398 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:21,398 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:21,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:21,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:21,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:21,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:21,444 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:21,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:54:21,444 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:54:21,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:54:21,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:54:21,444 INFO L87 Difference]: Start difference. First operand 822 states and 1089 transitions. Second operand 5 states. [2018-11-28 12:54:21,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:21,704 INFO L93 Difference]: Finished difference Result 835 states and 1101 transitions. [2018-11-28 12:54:21,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 12:54:21,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2018-11-28 12:54:21,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:21,708 INFO L225 Difference]: With dead ends: 835 [2018-11-28 12:54:21,708 INFO L226 Difference]: Without dead ends: 826 [2018-11-28 12:54:21,709 INFO L631 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 [2018-11-28 12:54:21,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2018-11-28 12:54:21,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 822. [2018-11-28 12:54:21,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 822 states. [2018-11-28 12:54:21,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1087 transitions. [2018-11-28 12:54:21,763 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1087 transitions. Word has length 43 [2018-11-28 12:54:21,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:21,764 INFO L480 AbstractCegarLoop]: Abstraction has 822 states and 1087 transitions. [2018-11-28 12:54:21,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:54:21,764 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1087 transitions. [2018-11-28 12:54:21,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-28 12:54:21,765 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:21,765 INFO L402 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] [2018-11-28 12:54:21,766 INFO L423 AbstractCegarLoop]: === Iteration 11 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:21,766 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:21,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1789844412, now seen corresponding path program 1 times [2018-11-28 12:54:21,766 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:21,766 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:21,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:21,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:21,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:21,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:21,853 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:21,853 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:54:21,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:54:21,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:54:21,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:54:21,854 INFO L87 Difference]: Start difference. First operand 822 states and 1087 transitions. Second operand 5 states. [2018-11-28 12:54:21,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:21,915 INFO L93 Difference]: Finished difference Result 838 states and 1102 transitions. [2018-11-28 12:54:21,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 12:54:21,915 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2018-11-28 12:54:21,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:21,919 INFO L225 Difference]: With dead ends: 838 [2018-11-28 12:54:21,919 INFO L226 Difference]: Without dead ends: 820 [2018-11-28 12:54:21,920 INFO L631 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 [2018-11-28 12:54:21,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2018-11-28 12:54:21,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 820. [2018-11-28 12:54:21,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 820 states. [2018-11-28 12:54:21,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 820 states and 1083 transitions. [2018-11-28 12:54:21,973 INFO L78 Accepts]: Start accepts. Automaton has 820 states and 1083 transitions. Word has length 44 [2018-11-28 12:54:21,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:21,973 INFO L480 AbstractCegarLoop]: Abstraction has 820 states and 1083 transitions. [2018-11-28 12:54:21,973 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:54:21,973 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1083 transitions. [2018-11-28 12:54:21,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-28 12:54:21,974 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:21,974 INFO L402 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] [2018-11-28 12:54:21,975 INFO L423 AbstractCegarLoop]: === Iteration 12 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:21,975 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:21,975 INFO L82 PathProgramCache]: Analyzing trace with hash 743381746, now seen corresponding path program 1 times [2018-11-28 12:54:21,975 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:21,975 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:21,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:21,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:21,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:22,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:22,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:22,024 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:54:22,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:54:22,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:54:22,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:54:22,025 INFO L87 Difference]: Start difference. First operand 820 states and 1083 transitions. Second operand 4 states. [2018-11-28 12:54:22,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:22,152 INFO L93 Difference]: Finished difference Result 904 states and 1166 transitions. [2018-11-28 12:54:22,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:54:22,152 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2018-11-28 12:54:22,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:22,154 INFO L225 Difference]: With dead ends: 904 [2018-11-28 12:54:22,154 INFO L226 Difference]: Without dead ends: 571 [2018-11-28 12:54:22,155 INFO L631 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 [2018-11-28 12:54:22,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2018-11-28 12:54:22,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 534. [2018-11-28 12:54:22,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 534 states. [2018-11-28 12:54:22,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 678 transitions. [2018-11-28 12:54:22,175 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 678 transitions. Word has length 49 [2018-11-28 12:54:22,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:22,175 INFO L480 AbstractCegarLoop]: Abstraction has 534 states and 678 transitions. [2018-11-28 12:54:22,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:54:22,176 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 678 transitions. [2018-11-28 12:54:22,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-28 12:54:22,176 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:22,177 INFO L402 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] [2018-11-28 12:54:22,177 INFO L423 AbstractCegarLoop]: === Iteration 13 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:22,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:22,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1329808730, now seen corresponding path program 1 times [2018-11-28 12:54:22,178 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:22,178 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:22,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:22,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:22,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:22,217 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:22,217 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:22,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:22,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:22,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:22,217 INFO L87 Difference]: Start difference. First operand 534 states and 678 transitions. Second operand 3 states. [2018-11-28 12:54:22,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:22,276 INFO L93 Difference]: Finished difference Result 803 states and 1027 transitions. [2018-11-28 12:54:22,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:22,276 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-11-28 12:54:22,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:22,278 INFO L225 Difference]: With dead ends: 803 [2018-11-28 12:54:22,278 INFO L226 Difference]: Without dead ends: 542 [2018-11-28 12:54:22,279 INFO L631 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 [2018-11-28 12:54:22,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2018-11-28 12:54:22,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 542. [2018-11-28 12:54:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 542 states. [2018-11-28 12:54:22,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 689 transitions. [2018-11-28 12:54:22,297 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 689 transitions. Word has length 55 [2018-11-28 12:54:22,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:22,298 INFO L480 AbstractCegarLoop]: Abstraction has 542 states and 689 transitions. [2018-11-28 12:54:22,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:22,298 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 689 transitions. [2018-11-28 12:54:22,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 12:54:22,299 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:22,299 INFO L402 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] [2018-11-28 12:54:22,299 INFO L423 AbstractCegarLoop]: === Iteration 14 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:22,299 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:22,299 INFO L82 PathProgramCache]: Analyzing trace with hash -1521362707, now seen corresponding path program 1 times [2018-11-28 12:54:22,299 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:22,299 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:22,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:22,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:22,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:22,325 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:22,325 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:22,325 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:22,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:22,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:22,325 INFO L87 Difference]: Start difference. First operand 542 states and 689 transitions. Second operand 3 states. [2018-11-28 12:54:22,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:22,415 INFO L93 Difference]: Finished difference Result 745 states and 963 transitions. [2018-11-28 12:54:22,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:22,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 12:54:22,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:22,418 INFO L225 Difference]: With dead ends: 745 [2018-11-28 12:54:22,418 INFO L226 Difference]: Without dead ends: 733 [2018-11-28 12:54:22,419 INFO L631 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 [2018-11-28 12:54:22,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2018-11-28 12:54:22,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 600. [2018-11-28 12:54:22,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2018-11-28 12:54:22,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 762 transitions. [2018-11-28 12:54:22,442 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 762 transitions. Word has length 52 [2018-11-28 12:54:22,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:22,442 INFO L480 AbstractCegarLoop]: Abstraction has 600 states and 762 transitions. [2018-11-28 12:54:22,442 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:22,442 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 762 transitions. [2018-11-28 12:54:22,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-28 12:54:22,443 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:22,444 INFO L402 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] [2018-11-28 12:54:22,444 INFO L423 AbstractCegarLoop]: === Iteration 15 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:22,444 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:22,444 INFO L82 PathProgramCache]: Analyzing trace with hash 535231147, now seen corresponding path program 1 times [2018-11-28 12:54:22,444 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:22,444 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:22,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:22,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:22,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:22,496 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:22,497 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 12:54:22,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:54:22,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:54:22,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:54:22,497 INFO L87 Difference]: Start difference. First operand 600 states and 762 transitions. Second operand 8 states. [2018-11-28 12:54:22,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:22,570 INFO L93 Difference]: Finished difference Result 1004 states and 1299 transitions. [2018-11-28 12:54:22,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:54:22,571 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2018-11-28 12:54:22,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:22,573 INFO L225 Difference]: With dead ends: 1004 [2018-11-28 12:54:22,573 INFO L226 Difference]: Without dead ends: 663 [2018-11-28 12:54:22,574 INFO L631 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 [2018-11-28 12:54:22,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2018-11-28 12:54:22,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 641. [2018-11-28 12:54:22,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 641 states. [2018-11-28 12:54:22,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 823 transitions. [2018-11-28 12:54:22,599 INFO L78 Accepts]: Start accepts. Automaton has 641 states and 823 transitions. Word has length 53 [2018-11-28 12:54:22,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:22,599 INFO L480 AbstractCegarLoop]: Abstraction has 641 states and 823 transitions. [2018-11-28 12:54:22,600 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:54:22,600 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 823 transitions. [2018-11-28 12:54:22,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-28 12:54:22,601 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:22,601 INFO L402 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] [2018-11-28 12:54:22,601 INFO L423 AbstractCegarLoop]: === Iteration 16 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:22,601 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:22,601 INFO L82 PathProgramCache]: Analyzing trace with hash 535507977, now seen corresponding path program 1 times [2018-11-28 12:54:22,602 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:22,602 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:22,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,602 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:22,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:22,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:22,654 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:22,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 12:54:22,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:54:22,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:54:22,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:54:22,654 INFO L87 Difference]: Start difference. First operand 641 states and 823 transitions. Second operand 8 states. [2018-11-28 12:54:22,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:22,765 INFO L93 Difference]: Finished difference Result 671 states and 857 transitions. [2018-11-28 12:54:22,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:54:22,766 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2018-11-28 12:54:22,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:22,767 INFO L225 Difference]: With dead ends: 671 [2018-11-28 12:54:22,767 INFO L226 Difference]: Without dead ends: 655 [2018-11-28 12:54:22,768 INFO L631 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 [2018-11-28 12:54:22,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 655 states. [2018-11-28 12:54:22,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 655 to 647. [2018-11-28 12:54:22,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 647 states. [2018-11-28 12:54:22,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 647 states and 828 transitions. [2018-11-28 12:54:22,792 INFO L78 Accepts]: Start accepts. Automaton has 647 states and 828 transitions. Word has length 53 [2018-11-28 12:54:22,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:22,792 INFO L480 AbstractCegarLoop]: Abstraction has 647 states and 828 transitions. [2018-11-28 12:54:22,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:54:22,792 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 828 transitions. [2018-11-28 12:54:22,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 12:54:22,793 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:22,794 INFO L402 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] [2018-11-28 12:54:22,794 INFO L423 AbstractCegarLoop]: === Iteration 17 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:22,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:22,794 INFO L82 PathProgramCache]: Analyzing trace with hash -1295592517, now seen corresponding path program 1 times [2018-11-28 12:54:22,794 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:22,794 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:22,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:22,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:22,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:22,901 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:22,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:54:22,902 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:54:22,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:54:22,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:54:22,902 INFO L87 Difference]: Start difference. First operand 647 states and 828 transitions. Second operand 5 states. [2018-11-28 12:54:22,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:22,934 INFO L93 Difference]: Finished difference Result 902 states and 1157 transitions. [2018-11-28 12:54:22,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 12:54:22,935 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2018-11-28 12:54:22,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:22,936 INFO L225 Difference]: With dead ends: 902 [2018-11-28 12:54:22,936 INFO L226 Difference]: Without dead ends: 628 [2018-11-28 12:54:22,937 INFO L631 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 [2018-11-28 12:54:22,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2018-11-28 12:54:22,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 628. [2018-11-28 12:54:22,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 628 states. [2018-11-28 12:54:22,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 798 transitions. [2018-11-28 12:54:22,962 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 798 transitions. Word has length 61 [2018-11-28 12:54:22,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:22,962 INFO L480 AbstractCegarLoop]: Abstraction has 628 states and 798 transitions. [2018-11-28 12:54:22,962 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:54:22,962 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 798 transitions. [2018-11-28 12:54:22,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-28 12:54:22,963 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:22,964 INFO L402 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] [2018-11-28 12:54:22,964 INFO L423 AbstractCegarLoop]: === Iteration 18 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:22,964 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:22,964 INFO L82 PathProgramCache]: Analyzing trace with hash -515002414, now seen corresponding path program 1 times [2018-11-28 12:54:22,964 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:22,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:22,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:22,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:23,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:23,001 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:23,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:23,001 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:23,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:23,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:23,002 INFO L87 Difference]: Start difference. First operand 628 states and 798 transitions. Second operand 3 states. [2018-11-28 12:54:23,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:23,066 INFO L93 Difference]: Finished difference Result 739 states and 938 transitions. [2018-11-28 12:54:23,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:23,067 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2018-11-28 12:54:23,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:23,069 INFO L225 Difference]: With dead ends: 739 [2018-11-28 12:54:23,069 INFO L226 Difference]: Without dead ends: 708 [2018-11-28 12:54:23,070 INFO L631 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 [2018-11-28 12:54:23,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 708 states. [2018-11-28 12:54:23,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 708 to 695. [2018-11-28 12:54:23,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 695 states. [2018-11-28 12:54:23,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 695 states and 882 transitions. [2018-11-28 12:54:23,096 INFO L78 Accepts]: Start accepts. Automaton has 695 states and 882 transitions. Word has length 54 [2018-11-28 12:54:23,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:23,097 INFO L480 AbstractCegarLoop]: Abstraction has 695 states and 882 transitions. [2018-11-28 12:54:23,097 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 882 transitions. [2018-11-28 12:54:23,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-28 12:54:23,098 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:23,098 INFO L402 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] [2018-11-28 12:54:23,098 INFO L423 AbstractCegarLoop]: === Iteration 19 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:23,098 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:23,099 INFO L82 PathProgramCache]: Analyzing trace with hash -658281772, now seen corresponding path program 1 times [2018-11-28 12:54:23,099 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:23,099 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:23,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:23,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:23,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:23,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:23,158 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:23,158 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:54:23,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:54:23,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:54:23,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:54:23,159 INFO L87 Difference]: Start difference. First operand 695 states and 882 transitions. Second operand 7 states. [2018-11-28 12:54:23,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:23,590 INFO L93 Difference]: Finished difference Result 733 states and 926 transitions. [2018-11-28 12:54:23,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:54:23,591 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2018-11-28 12:54:23,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:23,593 INFO L225 Difference]: With dead ends: 733 [2018-11-28 12:54:23,593 INFO L226 Difference]: Without dead ends: 620 [2018-11-28 12:54:23,594 INFO L631 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 [2018-11-28 12:54:23,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2018-11-28 12:54:23,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 598. [2018-11-28 12:54:23,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 598 states. [2018-11-28 12:54:23,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 751 transitions. [2018-11-28 12:54:23,619 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 751 transitions. Word has length 54 [2018-11-28 12:54:23,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:23,620 INFO L480 AbstractCegarLoop]: Abstraction has 598 states and 751 transitions. [2018-11-28 12:54:23,620 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:54:23,620 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 751 transitions. [2018-11-28 12:54:23,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-28 12:54:23,621 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:23,621 INFO L402 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] [2018-11-28 12:54:23,621 INFO L423 AbstractCegarLoop]: === Iteration 20 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:23,621 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:23,621 INFO L82 PathProgramCache]: Analyzing trace with hash 325605836, now seen corresponding path program 1 times [2018-11-28 12:54:23,622 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:23,622 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:23,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:23,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:23,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:23,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:23,693 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:23,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:54:23,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:54:23,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:54:23,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:54:23,694 INFO L87 Difference]: Start difference. First operand 598 states and 751 transitions. Second operand 9 states. [2018-11-28 12:54:24,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:24,479 INFO L93 Difference]: Finished difference Result 800 states and 1000 transitions. [2018-11-28 12:54:24,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-28 12:54:24,480 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 54 [2018-11-28 12:54:24,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:24,483 INFO L225 Difference]: With dead ends: 800 [2018-11-28 12:54:24,483 INFO L226 Difference]: Without dead ends: 717 [2018-11-28 12:54:24,483 INFO L631 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 [2018-11-28 12:54:24,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2018-11-28 12:54:24,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 605. [2018-11-28 12:54:24,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 605 states. [2018-11-28 12:54:24,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 752 transitions. [2018-11-28 12:54:24,512 INFO L78 Accepts]: Start accepts. Automaton has 605 states and 752 transitions. Word has length 54 [2018-11-28 12:54:24,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:24,512 INFO L480 AbstractCegarLoop]: Abstraction has 605 states and 752 transitions. [2018-11-28 12:54:24,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:54:24,512 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 752 transitions. [2018-11-28 12:54:24,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 12:54:24,513 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:24,513 INFO L402 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] [2018-11-28 12:54:24,513 INFO L423 AbstractCegarLoop]: === Iteration 21 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:24,514 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:24,514 INFO L82 PathProgramCache]: Analyzing trace with hash -711104564, now seen corresponding path program 1 times [2018-11-28 12:54:24,514 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:24,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:24,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:24,514 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:24,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:24,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:24,559 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:24,559 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:54:24,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:54:24,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:54:24,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:54:24,560 INFO L87 Difference]: Start difference. First operand 605 states and 752 transitions. Second operand 6 states. [2018-11-28 12:54:24,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:24,613 INFO L93 Difference]: Finished difference Result 626 states and 773 transitions. [2018-11-28 12:54:24,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:54:24,613 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-28 12:54:24,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:24,615 INFO L225 Difference]: With dead ends: 626 [2018-11-28 12:54:24,615 INFO L226 Difference]: Without dead ends: 602 [2018-11-28 12:54:24,616 INFO L631 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 [2018-11-28 12:54:24,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2018-11-28 12:54:24,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 600. [2018-11-28 12:54:24,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2018-11-28 12:54:24,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 745 transitions. [2018-11-28 12:54:24,641 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 745 transitions. Word has length 57 [2018-11-28 12:54:24,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:24,641 INFO L480 AbstractCegarLoop]: Abstraction has 600 states and 745 transitions. [2018-11-28 12:54:24,641 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:54:24,641 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 745 transitions. [2018-11-28 12:54:24,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-28 12:54:24,642 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:24,642 INFO L402 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] [2018-11-28 12:54:24,642 INFO L423 AbstractCegarLoop]: === Iteration 22 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:24,643 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:24,643 INFO L82 PathProgramCache]: Analyzing trace with hash 2081168199, now seen corresponding path program 1 times [2018-11-28 12:54:24,643 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:24,643 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:24,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:24,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:24,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:24,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:24,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:24,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:54:24,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:54:24,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:54:24,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:54:24,682 INFO L87 Difference]: Start difference. First operand 600 states and 745 transitions. Second operand 5 states. [2018-11-28 12:54:24,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:24,894 INFO L93 Difference]: Finished difference Result 615 states and 760 transitions. [2018-11-28 12:54:24,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 12:54:24,896 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2018-11-28 12:54:24,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:24,897 INFO L225 Difference]: With dead ends: 615 [2018-11-28 12:54:24,897 INFO L226 Difference]: Without dead ends: 597 [2018-11-28 12:54:24,898 INFO L631 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 [2018-11-28 12:54:24,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2018-11-28 12:54:24,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 584. [2018-11-28 12:54:24,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2018-11-28 12:54:24,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 722 transitions. [2018-11-28 12:54:24,924 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 722 transitions. Word has length 56 [2018-11-28 12:54:24,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:24,924 INFO L480 AbstractCegarLoop]: Abstraction has 584 states and 722 transitions. [2018-11-28 12:54:24,924 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:54:24,924 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 722 transitions. [2018-11-28 12:54:24,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-28 12:54:24,925 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:24,925 INFO L402 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] [2018-11-28 12:54:24,925 INFO L423 AbstractCegarLoop]: === Iteration 23 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:24,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:24,926 INFO L82 PathProgramCache]: Analyzing trace with hash -552468574, now seen corresponding path program 1 times [2018-11-28 12:54:24,926 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:24,926 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:24,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:24,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:24,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:24,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:24,958 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:24,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:54:24,959 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:54:24,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:54:24,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:54:24,959 INFO L87 Difference]: Start difference. First operand 584 states and 722 transitions. Second operand 5 states. [2018-11-28 12:54:25,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:25,206 INFO L93 Difference]: Finished difference Result 843 states and 1051 transitions. [2018-11-28 12:54:25,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 12:54:25,207 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2018-11-28 12:54:25,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:25,208 INFO L225 Difference]: With dead ends: 843 [2018-11-28 12:54:25,209 INFO L226 Difference]: Without dead ends: 584 [2018-11-28 12:54:25,209 INFO L631 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 [2018-11-28 12:54:25,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2018-11-28 12:54:25,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 584. [2018-11-28 12:54:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2018-11-28 12:54:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 720 transitions. [2018-11-28 12:54:25,241 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 720 transitions. Word has length 65 [2018-11-28 12:54:25,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:25,241 INFO L480 AbstractCegarLoop]: Abstraction has 584 states and 720 transitions. [2018-11-28 12:54:25,241 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:54:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 720 transitions. [2018-11-28 12:54:25,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 12:54:25,242 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:25,242 INFO L402 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] [2018-11-28 12:54:25,243 INFO L423 AbstractCegarLoop]: === Iteration 24 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:25,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:25,243 INFO L82 PathProgramCache]: Analyzing trace with hash -1540372178, now seen corresponding path program 1 times [2018-11-28 12:54:25,243 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:25,243 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:25,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:25,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:25,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:25,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:25,278 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:25,279 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:25,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:25,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:25,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:25,279 INFO L87 Difference]: Start difference. First operand 584 states and 720 transitions. Second operand 3 states. [2018-11-28 12:54:25,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:25,320 INFO L93 Difference]: Finished difference Result 617 states and 758 transitions. [2018-11-28 12:54:25,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:25,321 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2018-11-28 12:54:25,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:25,323 INFO L225 Difference]: With dead ends: 617 [2018-11-28 12:54:25,323 INFO L226 Difference]: Without dead ends: 586 [2018-11-28 12:54:25,324 INFO L631 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 [2018-11-28 12:54:25,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2018-11-28 12:54:25,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 582. [2018-11-28 12:54:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2018-11-28 12:54:25,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 710 transitions. [2018-11-28 12:54:25,353 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 710 transitions. Word has length 59 [2018-11-28 12:54:25,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:25,353 INFO L480 AbstractCegarLoop]: Abstraction has 582 states and 710 transitions. [2018-11-28 12:54:25,353 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:25,353 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 710 transitions. [2018-11-28 12:54:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-28 12:54:25,355 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:25,355 INFO L402 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] [2018-11-28 12:54:25,355 INFO L423 AbstractCegarLoop]: === Iteration 25 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:25,355 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:25,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1992714174, now seen corresponding path program 1 times [2018-11-28 12:54:25,355 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:25,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:25,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:25,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:25,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:25,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:25,385 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:25,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:54:25,385 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:54:25,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:54:25,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:54:25,386 INFO L87 Difference]: Start difference. First operand 582 states and 710 transitions. Second operand 3 states. [2018-11-28 12:54:25,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:25,431 INFO L93 Difference]: Finished difference Result 867 states and 1075 transitions. [2018-11-28 12:54:25,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:54:25,432 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-11-28 12:54:25,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:25,434 INFO L225 Difference]: With dead ends: 867 [2018-11-28 12:54:25,434 INFO L226 Difference]: Without dead ends: 608 [2018-11-28 12:54:25,435 INFO L631 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 [2018-11-28 12:54:25,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 608 states. [2018-11-28 12:54:25,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 608 to 582. [2018-11-28 12:54:25,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2018-11-28 12:54:25,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 710 transitions. [2018-11-28 12:54:25,461 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 710 transitions. Word has length 68 [2018-11-28 12:54:25,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:25,462 INFO L480 AbstractCegarLoop]: Abstraction has 582 states and 710 transitions. [2018-11-28 12:54:25,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:54:25,462 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 710 transitions. [2018-11-28 12:54:25,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-28 12:54:25,463 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:25,463 INFO L402 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] [2018-11-28 12:54:25,463 INFO L423 AbstractCegarLoop]: === Iteration 26 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:25,463 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:25,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1321090, now seen corresponding path program 1 times [2018-11-28 12:54:25,463 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:25,464 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:25,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:25,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:25,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:25,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:25,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:25,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:25,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:54:25,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:54:25,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:54:25,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:54:25,533 INFO L87 Difference]: Start difference. First operand 582 states and 710 transitions. Second operand 6 states. [2018-11-28 12:54:25,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:25,583 INFO L93 Difference]: Finished difference Result 835 states and 1029 transitions. [2018-11-28 12:54:25,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:54:25,584 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-11-28 12:54:25,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:25,586 INFO L225 Difference]: With dead ends: 835 [2018-11-28 12:54:25,586 INFO L226 Difference]: Without dead ends: 609 [2018-11-28 12:54:25,587 INFO L631 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 [2018-11-28 12:54:25,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2018-11-28 12:54:25,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 582. [2018-11-28 12:54:25,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2018-11-28 12:54:25,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 708 transitions. [2018-11-28 12:54:25,612 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 708 transitions. Word has length 68 [2018-11-28 12:54:25,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:25,613 INFO L480 AbstractCegarLoop]: Abstraction has 582 states and 708 transitions. [2018-11-28 12:54:25,613 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:54:25,613 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 708 transitions. [2018-11-28 12:54:25,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 12:54:25,614 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:25,614 INFO L402 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] [2018-11-28 12:54:25,614 INFO L423 AbstractCegarLoop]: === Iteration 27 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:25,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:25,614 INFO L82 PathProgramCache]: Analyzing trace with hash 507969146, now seen corresponding path program 1 times [2018-11-28 12:54:25,614 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:25,615 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:25,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:25,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:25,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:25,675 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:25,675 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:54:25,675 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:54:25,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:54:25,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:54:25,676 INFO L87 Difference]: Start difference. First operand 582 states and 708 transitions. Second operand 9 states. [2018-11-28 12:54:25,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:25,796 INFO L93 Difference]: Finished difference Result 599 states and 725 transitions. [2018-11-28 12:54:25,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:54:25,796 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2018-11-28 12:54:25,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:25,798 INFO L225 Difference]: With dead ends: 599 [2018-11-28 12:54:25,798 INFO L226 Difference]: Without dead ends: 578 [2018-11-28 12:54:25,799 INFO L631 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 [2018-11-28 12:54:25,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2018-11-28 12:54:25,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 578. [2018-11-28 12:54:25,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2018-11-28 12:54:25,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 702 transitions. [2018-11-28 12:54:25,825 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 702 transitions. Word has length 60 [2018-11-28 12:54:25,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:25,825 INFO L480 AbstractCegarLoop]: Abstraction has 578 states and 702 transitions. [2018-11-28 12:54:25,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:54:25,825 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 702 transitions. [2018-11-28 12:54:25,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 12:54:25,826 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:25,826 INFO L402 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] [2018-11-28 12:54:25,827 INFO L423 AbstractCegarLoop]: === Iteration 28 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:25,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:25,827 INFO L82 PathProgramCache]: Analyzing trace with hash 141528848, now seen corresponding path program 1 times [2018-11-28 12:54:25,827 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:25,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:25,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:25,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:25,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:25,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:25,903 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:25,903 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:54:25,903 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:54:25,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:54:25,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:54:25,903 INFO L87 Difference]: Start difference. First operand 578 states and 702 transitions. Second operand 5 states. [2018-11-28 12:54:25,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:25,970 INFO L93 Difference]: Finished difference Result 588 states and 712 transitions. [2018-11-28 12:54:25,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 12:54:25,971 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2018-11-28 12:54:25,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:25,973 INFO L225 Difference]: With dead ends: 588 [2018-11-28 12:54:25,973 INFO L226 Difference]: Without dead ends: 563 [2018-11-28 12:54:25,973 INFO L631 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 [2018-11-28 12:54:25,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2018-11-28 12:54:26,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 558. [2018-11-28 12:54:26,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2018-11-28 12:54:26,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 680 transitions. [2018-11-28 12:54:26,013 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 680 transitions. Word has length 61 [2018-11-28 12:54:26,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:26,013 INFO L480 AbstractCegarLoop]: Abstraction has 558 states and 680 transitions. [2018-11-28 12:54:26,013 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:54:26,013 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 680 transitions. [2018-11-28 12:54:26,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 12:54:26,014 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:26,015 INFO L402 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] [2018-11-28 12:54:26,015 INFO L423 AbstractCegarLoop]: === Iteration 29 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:26,015 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:26,015 INFO L82 PathProgramCache]: Analyzing trace with hash -19731458, now seen corresponding path program 1 times [2018-11-28 12:54:26,015 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:26,019 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:26,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:26,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:26,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:26,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:26,123 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:26,123 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:54:26,123 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:54:26,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:54:26,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:54:26,124 INFO L87 Difference]: Start difference. First operand 558 states and 680 transitions. Second operand 9 states. [2018-11-28 12:54:26,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:26,346 INFO L93 Difference]: Finished difference Result 575 states and 697 transitions. [2018-11-28 12:54:26,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:54:26,347 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2018-11-28 12:54:26,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:26,350 INFO L225 Difference]: With dead ends: 575 [2018-11-28 12:54:26,351 INFO L226 Difference]: Without dead ends: 553 [2018-11-28 12:54:26,352 INFO L631 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 [2018-11-28 12:54:26,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2018-11-28 12:54:26,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 553. [2018-11-28 12:54:26,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 553 states. [2018-11-28 12:54:26,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 673 transitions. [2018-11-28 12:54:26,401 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 673 transitions. Word has length 61 [2018-11-28 12:54:26,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:26,401 INFO L480 AbstractCegarLoop]: Abstraction has 553 states and 673 transitions. [2018-11-28 12:54:26,401 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:54:26,401 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 673 transitions. [2018-11-28 12:54:26,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 12:54:26,403 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:26,403 INFO L402 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] [2018-11-28 12:54:26,403 INFO L423 AbstractCegarLoop]: === Iteration 30 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:26,403 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:26,403 INFO L82 PathProgramCache]: Analyzing trace with hash -949842928, now seen corresponding path program 1 times [2018-11-28 12:54:26,403 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:26,403 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:26,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:26,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:26,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:26,464 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:26,464 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:54:26,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:54:26,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:54:26,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:54:26,465 INFO L87 Difference]: Start difference. First operand 553 states and 673 transitions. Second operand 9 states. [2018-11-28 12:54:26,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:26,775 INFO L93 Difference]: Finished difference Result 570 states and 690 transitions. [2018-11-28 12:54:26,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:54:26,776 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2018-11-28 12:54:26,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:26,778 INFO L225 Difference]: With dead ends: 570 [2018-11-28 12:54:26,779 INFO L226 Difference]: Without dead ends: 549 [2018-11-28 12:54:26,779 INFO L631 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 [2018-11-28 12:54:26,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2018-11-28 12:54:26,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 549. [2018-11-28 12:54:26,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2018-11-28 12:54:26,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 667 transitions. [2018-11-28 12:54:26,818 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 667 transitions. Word has length 61 [2018-11-28 12:54:26,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:26,818 INFO L480 AbstractCegarLoop]: Abstraction has 549 states and 667 transitions. [2018-11-28 12:54:26,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:54:26,818 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 667 transitions. [2018-11-28 12:54:26,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-28 12:54:26,822 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:26,822 INFO L402 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] [2018-11-28 12:54:26,822 INFO L423 AbstractCegarLoop]: === Iteration 31 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:26,822 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:26,822 INFO L82 PathProgramCache]: Analyzing trace with hash 743339297, now seen corresponding path program 1 times [2018-11-28 12:54:26,822 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:26,822 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:26,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:26,823 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:26,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:26,931 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:26,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:54:26,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:54:26,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:54:26,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:54:26,932 INFO L87 Difference]: Start difference. First operand 549 states and 667 transitions. Second operand 5 states. [2018-11-28 12:54:27,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:27,379 INFO L93 Difference]: Finished difference Result 906 states and 1114 transitions. [2018-11-28 12:54:27,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:54:27,380 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 67 [2018-11-28 12:54:27,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:27,383 INFO L225 Difference]: With dead ends: 906 [2018-11-28 12:54:27,383 INFO L226 Difference]: Without dead ends: 653 [2018-11-28 12:54:27,385 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:54:27,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2018-11-28 12:54:27,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 623. [2018-11-28 12:54:27,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 623 states. [2018-11-28 12:54:27,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 761 transitions. [2018-11-28 12:54:27,437 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 761 transitions. Word has length 67 [2018-11-28 12:54:27,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:27,437 INFO L480 AbstractCegarLoop]: Abstraction has 623 states and 761 transitions. [2018-11-28 12:54:27,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:54:27,437 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 761 transitions. [2018-11-28 12:54:27,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-28 12:54:27,438 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:27,438 INFO L402 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] [2018-11-28 12:54:27,439 INFO L423 AbstractCegarLoop]: === Iteration 32 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:27,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:27,439 INFO L82 PathProgramCache]: Analyzing trace with hash -1335688833, now seen corresponding path program 1 times [2018-11-28 12:54:27,439 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:27,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:27,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:27,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:27,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:27,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:27,496 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:27,496 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:54:27,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:54:27,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:54:27,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:54:27,497 INFO L87 Difference]: Start difference. First operand 623 states and 761 transitions. Second operand 9 states. [2018-11-28 12:54:27,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:27,748 INFO L93 Difference]: Finished difference Result 640 states and 778 transitions. [2018-11-28 12:54:27,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:54:27,748 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2018-11-28 12:54:27,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:27,750 INFO L225 Difference]: With dead ends: 640 [2018-11-28 12:54:27,750 INFO L226 Difference]: Without dead ends: 597 [2018-11-28 12:54:27,751 INFO L631 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 [2018-11-28 12:54:27,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2018-11-28 12:54:27,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 597. [2018-11-28 12:54:27,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 597 states. [2018-11-28 12:54:27,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 597 states and 729 transitions. [2018-11-28 12:54:27,797 INFO L78 Accepts]: Start accepts. Automaton has 597 states and 729 transitions. Word has length 65 [2018-11-28 12:54:27,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:27,798 INFO L480 AbstractCegarLoop]: Abstraction has 597 states and 729 transitions. [2018-11-28 12:54:27,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:54:27,798 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 729 transitions. [2018-11-28 12:54:27,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-28 12:54:27,799 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:27,800 INFO L402 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] [2018-11-28 12:54:27,800 INFO L423 AbstractCegarLoop]: === Iteration 33 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:27,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:27,800 INFO L82 PathProgramCache]: Analyzing trace with hash 353442812, now seen corresponding path program 1 times [2018-11-28 12:54:27,800 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:27,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:27,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:27,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:27,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:27,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:27,872 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:27,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:54:27,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:54:27,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:54:27,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:54:27,872 INFO L87 Difference]: Start difference. First operand 597 states and 729 transitions. Second operand 6 states. [2018-11-28 12:54:28,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:28,269 INFO L93 Difference]: Finished difference Result 901 states and 1107 transitions. [2018-11-28 12:54:28,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 12:54:28,270 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2018-11-28 12:54:28,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:28,273 INFO L225 Difference]: With dead ends: 901 [2018-11-28 12:54:28,273 INFO L226 Difference]: Without dead ends: 592 [2018-11-28 12:54:28,274 INFO L631 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 [2018-11-28 12:54:28,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2018-11-28 12:54:28,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 581. [2018-11-28 12:54:28,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 581 states. [2018-11-28 12:54:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 704 transitions. [2018-11-28 12:54:28,325 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 704 transitions. Word has length 79 [2018-11-28 12:54:28,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:28,325 INFO L480 AbstractCegarLoop]: Abstraction has 581 states and 704 transitions. [2018-11-28 12:54:28,325 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:54:28,325 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 704 transitions. [2018-11-28 12:54:28,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-28 12:54:28,326 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:28,327 INFO L402 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] [2018-11-28 12:54:28,327 INFO L423 AbstractCegarLoop]: === Iteration 34 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:28,327 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:28,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1631521233, now seen corresponding path program 1 times [2018-11-28 12:54:28,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:28,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:28,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:28,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:28,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:28,409 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:28,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:54:28,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:54:28,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:54:28,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:54:28,410 INFO L87 Difference]: Start difference. First operand 581 states and 704 transitions. Second operand 6 states. [2018-11-28 12:54:28,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:28,488 INFO L93 Difference]: Finished difference Result 898 states and 1116 transitions. [2018-11-28 12:54:28,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:54:28,489 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 80 [2018-11-28 12:54:28,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:28,491 INFO L225 Difference]: With dead ends: 898 [2018-11-28 12:54:28,491 INFO L226 Difference]: Without dead ends: 644 [2018-11-28 12:54:28,492 INFO L631 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 [2018-11-28 12:54:28,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2018-11-28 12:54:28,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 547. [2018-11-28 12:54:28,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 547 states. [2018-11-28 12:54:28,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 547 states and 660 transitions. [2018-11-28 12:54:28,536 INFO L78 Accepts]: Start accepts. Automaton has 547 states and 660 transitions. Word has length 80 [2018-11-28 12:54:28,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:28,537 INFO L480 AbstractCegarLoop]: Abstraction has 547 states and 660 transitions. [2018-11-28 12:54:28,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:54:28,537 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 660 transitions. [2018-11-28 12:54:28,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-28 12:54:28,538 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:28,538 INFO L402 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] [2018-11-28 12:54:28,538 INFO L423 AbstractCegarLoop]: === Iteration 35 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:28,538 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:28,538 INFO L82 PathProgramCache]: Analyzing trace with hash -2127574323, now seen corresponding path program 1 times [2018-11-28 12:54:28,538 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:28,538 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:28,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:28,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:28,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:28,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:28,610 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:28,610 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:54:28,611 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 12:54:28,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:54:28,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:54:28,611 INFO L87 Difference]: Start difference. First operand 547 states and 660 transitions. Second operand 5 states. [2018-11-28 12:54:29,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:29,067 INFO L93 Difference]: Finished difference Result 989 states and 1170 transitions. [2018-11-28 12:54:29,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:54:29,067 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2018-11-28 12:54:29,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:29,069 INFO L225 Difference]: With dead ends: 989 [2018-11-28 12:54:29,069 INFO L226 Difference]: Without dead ends: 609 [2018-11-28 12:54:29,070 INFO L631 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 [2018-11-28 12:54:29,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2018-11-28 12:54:29,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 586. [2018-11-28 12:54:29,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 586 states. [2018-11-28 12:54:29,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 694 transitions. [2018-11-28 12:54:29,121 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 694 transitions. Word has length 75 [2018-11-28 12:54:29,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:29,122 INFO L480 AbstractCegarLoop]: Abstraction has 586 states and 694 transitions. [2018-11-28 12:54:29,122 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 12:54:29,122 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 694 transitions. [2018-11-28 12:54:29,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-28 12:54:29,123 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:29,123 INFO L402 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] [2018-11-28 12:54:29,123 INFO L423 AbstractCegarLoop]: === Iteration 36 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:29,123 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:29,123 INFO L82 PathProgramCache]: Analyzing trace with hash 591636216, now seen corresponding path program 1 times [2018-11-28 12:54:29,123 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:29,124 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:29,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:29,124 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:29,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:29,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:29,199 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:29,199 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:54:29,199 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:54:29,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:54:29,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:54:29,200 INFO L87 Difference]: Start difference. First operand 586 states and 694 transitions. Second operand 9 states. [2018-11-28 12:54:29,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:29,398 INFO L93 Difference]: Finished difference Result 588 states and 695 transitions. [2018-11-28 12:54:29,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:54:29,399 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2018-11-28 12:54:29,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:29,400 INFO L225 Difference]: With dead ends: 588 [2018-11-28 12:54:29,400 INFO L226 Difference]: Without dead ends: 533 [2018-11-28 12:54:29,400 INFO L631 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 [2018-11-28 12:54:29,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2018-11-28 12:54:29,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 533. [2018-11-28 12:54:29,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 533 states. [2018-11-28 12:54:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 632 transitions. [2018-11-28 12:54:29,448 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 632 transitions. Word has length 78 [2018-11-28 12:54:29,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:29,449 INFO L480 AbstractCegarLoop]: Abstraction has 533 states and 632 transitions. [2018-11-28 12:54:29,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:54:29,449 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 632 transitions. [2018-11-28 12:54:29,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-28 12:54:29,450 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:29,450 INFO L402 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] [2018-11-28 12:54:29,450 INFO L423 AbstractCegarLoop]: === Iteration 37 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:29,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:29,450 INFO L82 PathProgramCache]: Analyzing trace with hash -2062646784, now seen corresponding path program 1 times [2018-11-28 12:54:29,450 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:29,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:29,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:29,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:29,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:54:29,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:54:29,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:54:29,564 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:54:29,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:54:29,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:54:29,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:54:29,566 INFO L87 Difference]: Start difference. First operand 533 states and 632 transitions. Second operand 9 states. [2018-11-28 12:54:29,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:54:29,680 INFO L93 Difference]: Finished difference Result 560 states and 660 transitions. [2018-11-28 12:54:29,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:54:29,681 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2018-11-28 12:54:29,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:54:29,682 INFO L225 Difference]: With dead ends: 560 [2018-11-28 12:54:29,683 INFO L226 Difference]: Without dead ends: 539 [2018-11-28 12:54:29,683 INFO L631 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 [2018-11-28 12:54:29,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2018-11-28 12:54:29,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 533. [2018-11-28 12:54:29,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 533 states. [2018-11-28 12:54:29,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 631 transitions. [2018-11-28 12:54:29,712 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 631 transitions. Word has length 85 [2018-11-28 12:54:29,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:54:29,712 INFO L480 AbstractCegarLoop]: Abstraction has 533 states and 631 transitions. [2018-11-28 12:54:29,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:54:29,712 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 631 transitions. [2018-11-28 12:54:29,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-28 12:54:29,713 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:54:29,713 INFO L402 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] [2018-11-28 12:54:29,714 INFO L423 AbstractCegarLoop]: === Iteration 38 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:54:29,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:54:29,714 INFO L82 PathProgramCache]: Analyzing trace with hash 1513716216, now seen corresponding path program 1 times [2018-11-28 12:54:29,714 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:54:29,714 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:54:29,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:29,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:54:29,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:54:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:54:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:54:29,768 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 12:54:29,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:54:29 BoogieIcfgContainer [2018-11-28 12:54:29,849 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:54:29,849 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:54:29,849 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:54:29,850 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:54:29,850 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:54:18" (3/4) ... [2018-11-28 12:54:29,852 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-28 12:54:29,936 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2143c306-294a-43f2-8d45-7d4706df9089/bin-2019/uautomizer/witness.graphml [2018-11-28 12:54:29,936 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:54:29,937 INFO L168 Benchmark]: Toolchain (without parser) took 12482.09 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 544.7 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -263.7 MB). Peak memory consumption was 281.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:29,938 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:54:29,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -186.1 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:29,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.08 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:29,938 INFO L168 Benchmark]: Boogie Preprocessor took 39.90 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:29,939 INFO L168 Benchmark]: RCFGBuilder took 726.89 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: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:29,939 INFO L168 Benchmark]: TraceAbstraction took 11260.27 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 398.5 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -199.8 MB). Peak memory consumption was 198.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:29,939 INFO L168 Benchmark]: Witness Printer took 86.86 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:54:29,941 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -186.1 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.08 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.90 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 726.89 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: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11260.27 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 398.5 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -199.8 MB). Peak memory consumption was 198.7 MB. Max. memory is 11.5 GB. * Witness Printer took 86.86 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 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] customIrp = 0 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=0, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L707] RET _BLAST_init() VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, pirp=0, s=0, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, UNLOADED=0] [L709] COND TRUE status >= 0 [L710] s = NP [L711] customIrp = 0 [L712] setEventCalled = customIrp [L713] lowerDriverReturn = setEventCalled [L714] compRegistered = lowerDriverReturn [L715] pended = compRegistered [L716] pirp__IoStatus__Status = 0 [L717] myStatus = 0 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, pirp=0, pirp__IoStatus__Status=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, UNLOADED=0] [L718] COND TRUE irp_choice == 0 [L719] pirp__IoStatus__Status = -1073741637 [L720] myStatus = -1073741637 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, UNLOADED=0] [L723] CALL stub_driver_init() VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L660] s = NP [L661] pended = 0 [L662] compRegistered = 0 [L663] lowerDriverReturn = 0 [L664] setEventCalled = 0 [L665] customIrp = 0 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L723] RET stub_driver_init() VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, UNLOADED=0] [L726] COND FALSE !(status < 0) [L730] int tmp_ndt_1; [L731] tmp_ndt_1 = __VERIFIER_nondet_int() [L732] COND TRUE tmp_ndt_1 == 3 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=3, UNLOADED=0] [L739] CALL, EXPR FloppyPnp(devobj, pirp) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L163] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L164] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L165] int Irp__IoStatus__Information ; [L166] int Irp__IoStatus__Status ; [L167] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L168] int disketteExtension__IsRemoved = __VERIFIER_nondet_int() ; [L169] int disketteExtension__IsStarted = __VERIFIER_nondet_int() ; [L170] int disketteExtension__TargetObject = __VERIFIER_nondet_int() ; [L171] int disketteExtension__HoldNewRequests ; [L172] int disketteExtension__FloppyThread = __VERIFIER_nondet_int() ; [L173] int disketteExtension__InterfaceString__Buffer = __VERIFIER_nondet_int() ; [L174] int disketteExtension__InterfaceString = __VERIFIER_nondet_int() ; [L175] int disketteExtension__ArcName__Length = __VERIFIER_nondet_int() ; [L176] int disketteExtension__ArcName = __VERIFIER_nondet_int() ; [L177] int irpSp__MinorFunction = __VERIFIER_nondet_int() ; [L178] int IoGetConfigurationInformation__FloppyCount = __VERIFIER_nondet_int() ; [L179] int irpSp ; [L180] int disketteExtension ; [L181] int ntStatus ; [L182] int doneEvent = __VERIFIER_nondet_int() ; [L183] int irpSp___0 ; [L184] int nextIrpSp ; [L185] int nextIrpSp__Control ; [L186] int irpSp___1 ; [L187] int irpSp__Context ; [L188] int irpSp__Control ; [L189] long __cil_tmp29 ; [L190] long __cil_tmp30 ; [L193] ntStatus = 0 [L194] PagingReferenceCount ++ VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=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=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ObjAttributes=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, threadHandle=0, UNLOADED=0] [L113] COND FALSE !(DisketteExtension__PoweringDown == 1) [L119] DisketteExtension__ThreadReferenceCount ++ VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(DisketteExtension)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=1, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, DisketteExtension=0, DisketteExtension__FloppyThread=0, DisketteExtension__PoweringDown=0, DisketteExtension__ThreadReferenceCount=1, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ObjAttributes=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, threadHandle=0, UNLOADED=0] [L120] COND FALSE !(DisketteExtension__ThreadReferenceCount == 0) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(DisketteExtension)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=1, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, DisketteExtension=0, DisketteExtension__FloppyThread=0, DisketteExtension__PoweringDown=0, DisketteExtension__ThreadReferenceCount=1, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ObjAttributes=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, threadHandle=0, UNLOADED=0] [L152] COND TRUE pended == 0 [L153] pended = 1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(DisketteExtension)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=1, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, DisketteExtension=0, DisketteExtension__FloppyThread=0, DisketteExtension__PoweringDown=0, DisketteExtension__ThreadReferenceCount=1, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ObjAttributes=0, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, threadHandle=0, UNLOADED=0] [L159] return (259); VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(DisketteExtension)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=1, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, \result=259, compRegistered=0, customIrp=0, DC=2, DiskController=0, DisketteExtension=0, DisketteExtension__FloppyThread=0, DisketteExtension__PoweringDown=0, DisketteExtension__ThreadReferenceCount=1, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, ObjAttributes=0, PagingMutex=0, PagingReferenceCount=1, pended=1, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, threadHandle=0, UNLOADED=0] [L258] RET, EXPR FlQueueIrpToThread(Irp, disketteExtension) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=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] 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] RET KeWaitForSingleObject(disketteExtension__FloppyThread, Executive, KernelMode, 0, 0) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=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] return (returnVal2); VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=3, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, \result=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, Irp=0, KernelMode=0, lcontext=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=1, returnVal2=0, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, tmp_ndt_12=0, UNLOADED=0] [L283] RET, EXPR IofCallDriver(disketteExtension__TargetObject, Irp) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IofCallDriver(disketteExtension__TargetObject, Irp)=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=1, Irp__IoStatus__Status=0, Irp__Tail__Overlay__CurrentStackLocation=1, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=259, PagingMutex=0, PagingReferenceCount=1, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L283] ntStatus = IofCallDriver(disketteExtension__TargetObject, Irp) [L429] PagingReferenceCount -- VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=1, Irp__IoStatus__Status=0, Irp__Tail__Overlay__CurrentStackLocation=1, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L430] COND TRUE PagingReferenceCount == 0 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=1, Irp__IoStatus__Status=0, Irp__Tail__Overlay__CurrentStackLocation=1, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L433] return (ntStatus); VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DeviceObject)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(Irp)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=-1073741637, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=1, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, \result=0, __cil_tmp29=259, compRegistered=0, customIrp=0, DC=2, DeviceObject=0, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__HoldNewRequests=1, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=1, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=1, Irp__IoStatus__Status=0, Irp__Tail__Overlay__CurrentStackLocation=1, irpSp=0, irpSp__MinorFunction=5, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L739] RET, EXPR FloppyPnp(devobj, pirp) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyPnp(devobj, pirp)=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=3, UNLOADED=0] [L739] status = FloppyPnp(devobj, pirp) [L749] COND TRUE pended == 1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=3, UNLOADED=0] [L750] COND FALSE !(s == NP) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=3, UNLOADED=0] [L757] COND TRUE pended == 1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=3, UNLOADED=0] [L758] COND FALSE !(s == MPR3) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=3, UNLOADED=0] [L765] COND TRUE s != UNLOADED VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=3, UNLOADED=0] [L766] COND TRUE status != -1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=3, UNLOADED=0] [L767] COND FALSE !(s != SKIP2) VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=3, UNLOADED=0] [L781] COND TRUE pended == 1 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=3, UNLOADED=0] [L782] COND TRUE status != 259 VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, devobj=0, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, pirp=0, pirp__IoStatus__Status=-1073741637, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=0, tmp_ndt_1=3, UNLOADED=0] [L783] CALL errorFn() VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L64] __VERIFIER_error() VAL [\old(compRegistered)=0, \old(customIrp)=0, \old(DC)=0, \old(DiskController)=0, \old(Executive)=0, \old(FlConfigCallBack)=0, \old(FloppyDiskPeripheral)=0, \old(FloppyThread)=0, \old(IPC)=0, \old(KernelMode)=0, \old(lowerDriverReturn)=0, \old(MaximumInterfaceType)=0, \old(MOUNTDEV_MOUNTED_DEVICE_GUID)=0, \old(MPR1)=0, \old(MPR3)=0, \old(myStatus)=0, \old(NP)=0, \old(PagingReferenceCount)=0, \old(pended)=0, \old(s)=0, \old(setEventCalled)=0, \old(SKIP1)=0, \old(SKIP2)=0, \old(Suspended)=0, \old(UNLOADED)=0, compRegistered=0, customIrp=0, DC=2, DiskController=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=1, s=4, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 326 locations, 1 error locations. UNSAFE Result, 11.2s OverallTime, 38 OverallIterations, 1 TraceHistogramMax, 7.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 13946 SDtfs, 8119 SDslu, 33304 SDs, 0 SdLazy, 5915 SolverSat, 1512 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 284 GetRequests, 94 SyntacticMatches, 11 SemanticMatches, 179 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=831occurred 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: 1.3s AutomataMinimizationTime, 37 MinimizatonAttempts, 1124 StatesRemovedByMinimization, 27 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 2117 NumberOfCodeBlocks, 2117 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 1998 ConstructedInterpolants, 0 QuantifiedInterpolants, 217535 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...