/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:30:45,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:30:45,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:30:45,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:30:45,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:30:45,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:30:45,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:30:45,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:30:45,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:30:45,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:30:45,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:30:45,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:30:45,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:30:45,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:30:45,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:30:45,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:30:45,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:30:45,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:30:45,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:30:45,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:30:45,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:30:45,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:30:45,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:30:45,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:30:45,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:30:45,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:30:45,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:30:45,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:30:45,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:30:45,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:30:45,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:30:45,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:30:45,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:30:45,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:30:45,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:30:45,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:30:45,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:30:45,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:30:45,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:30:45,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:30:45,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:30:45,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 12:30:45,696 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:30:45,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:30:45,697 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:30:45,697 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:30:45,700 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:30:45,700 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:30:45,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:30:45,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:30:45,704 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:30:45,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:30:45,705 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:30:45,706 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:30:45,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:30:45,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:30:45,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:30:45,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:30:45,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:30:45,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:30:45,707 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:30:45,708 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:30:45,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:30:45,708 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:30:45,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:30:45,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:30:45,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:30:45,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:30:45,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:30:45,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:30:45,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:30:45,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:30:45,710 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:30:45,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:30:45,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:30:45,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:30:46,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:30:46,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:30:46,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:30:46,183 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:30:46,183 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:30:46,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2022-10-16 12:30:46,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9e232582/8e12eee4a18b4e6b9cf3c432cab8e02e/FLAG8028969a3 [2022-10-16 12:30:47,408 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:30:47,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2022-10-16 12:30:47,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9e232582/8e12eee4a18b4e6b9cf3c432cab8e02e/FLAG8028969a3 [2022-10-16 12:30:47,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9e232582/8e12eee4a18b4e6b9cf3c432cab8e02e [2022-10-16 12:30:47,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:30:47,779 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:30:47,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:30:47,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:30:47,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:30:47,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:30:47" (1/1) ... [2022-10-16 12:30:47,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16cb390f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:47, skipping insertion in model container [2022-10-16 12:30:47,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:30:47" (1/1) ... [2022-10-16 12:30:47,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:30:47,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:30:49,147 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2022-10-16 12:30:49,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:30:49,262 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:30:49,655 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i[158757,158770] [2022-10-16 12:30:49,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:30:49,842 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:30:49,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49 WrapperNode [2022-10-16 12:30:49,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:30:49,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:30:49,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:30:49,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:30:49,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (1/1) ... [2022-10-16 12:30:49,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (1/1) ... [2022-10-16 12:30:50,138 INFO L138 Inliner]: procedures = 191, calls = 1268, calls flagged for inlining = 83, calls inlined = 83, statements flattened = 3466 [2022-10-16 12:30:50,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:30:50,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:30:50,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:30:50,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:30:50,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (1/1) ... [2022-10-16 12:30:50,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (1/1) ... [2022-10-16 12:30:50,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (1/1) ... [2022-10-16 12:30:50,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (1/1) ... [2022-10-16 12:30:50,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (1/1) ... [2022-10-16 12:30:50,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (1/1) ... [2022-10-16 12:30:50,370 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (1/1) ... [2022-10-16 12:30:50,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (1/1) ... [2022-10-16 12:30:50,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:30:50,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:30:50,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:30:50,465 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:30:50,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (1/1) ... [2022-10-16 12:30:50,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:30:50,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:30:50,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 12:30:50,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 12:30:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2022-10-16 12:30:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2022-10-16 12:30:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-16 12:30:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-16 12:30:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-16 12:30:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-16 12:30:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 12:30:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 12:30:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 12:30:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 12:30:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2022-10-16 12:30:50,583 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2022-10-16 12:30:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure printer_poll [2022-10-16 12:30:50,583 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_poll [2022-10-16 12:30:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 12:30:50,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 12:30:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2022-10-16 12:30:50,584 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2022-10-16 12:30:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2022-10-16 12:30:50,584 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2022-10-16 12:30:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-16 12:30:50,584 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-16 12:30:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 12:30:50,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 12:30:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2022-10-16 12:30:50,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2022-10-16 12:30:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2022-10-16 12:30:50,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2022-10-16 12:30:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2022-10-16 12:30:50,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2022-10-16 12:30:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-10-16 12:30:50,585 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-10-16 12:30:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2022-10-16 12:30:50,586 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2022-10-16 12:30:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2022-10-16 12:30:50,586 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2022-10-16 12:30:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2022-10-16 12:30:50,587 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2022-10-16 12:30:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 12:30:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-16 12:30:50,587 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-16 12:30:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 12:30:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 12:30:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2022-10-16 12:30:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2022-10-16 12:30:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2022-10-16 12:30:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2022-10-16 12:30:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2022-10-16 12:30:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2022-10-16 12:30:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-10-16 12:30:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-10-16 12:30:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 12:30:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 12:30:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2022-10-16 12:30:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2022-10-16 12:30:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 12:30:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2022-10-16 12:30:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2022-10-16 12:30:50,592 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2022-10-16 12:30:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2022-10-16 12:30:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-16 12:30:50,592 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-16 12:30:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2022-10-16 12:30:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2022-10-16 12:30:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-16 12:30:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-10-16 12:30:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:30:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2022-10-16 12:30:50,594 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2022-10-16 12:30:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2022-10-16 12:30:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2022-10-16 12:30:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 12:30:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 12:30:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-16 12:30:50,596 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-16 12:30:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-16 12:30:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2022-10-16 12:30:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2022-10-16 12:30:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2022-10-16 12:30:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2022-10-16 12:30:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 12:30:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2022-10-16 12:30:50,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2022-10-16 12:30:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2022-10-16 12:30:50,598 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2022-10-16 12:30:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2022-10-16 12:30:50,598 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2022-10-16 12:30:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-16 12:30:50,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-16 12:30:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-16 12:30:50,600 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-16 12:30:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 12:30:50,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 12:30:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-10-16 12:30:50,601 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-10-16 12:30:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 12:30:50,601 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 12:30:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-10-16 12:30:50,601 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-10-16 12:30:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2022-10-16 12:30:50,602 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2022-10-16 12:30:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 12:30:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 12:30:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2022-10-16 12:30:50,602 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2022-10-16 12:30:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-16 12:30:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-16 12:30:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-10-16 12:30:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-10-16 12:30:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-16 12:30:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-16 12:30:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2022-10-16 12:30:50,604 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2022-10-16 12:30:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-16 12:30:50,604 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-16 12:30:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-10-16 12:30:50,604 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-10-16 12:30:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-16 12:30:50,605 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-16 12:30:50,605 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-16 12:30:50,605 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-16 12:30:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2022-10-16 12:30:50,608 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2022-10-16 12:30:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2022-10-16 12:30:50,612 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2022-10-16 12:30:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 12:30:50,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 12:30:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-16 12:30:50,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-16 12:30:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2022-10-16 12:30:50,617 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2022-10-16 12:30:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-16 12:30:50,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-10-16 12:30:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2022-10-16 12:30:50,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2022-10-16 12:30:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:30:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-10-16 12:30:50,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-10-16 12:30:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-10-16 12:30:50,619 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-10-16 12:30:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 12:30:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-16 12:30:50,619 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-16 12:30:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-16 12:30:50,619 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-16 12:30:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:30:50,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:30:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 12:30:50,620 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 12:30:51,257 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:30:51,262 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:31:12,310 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:31:12,330 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:31:12,330 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 12:31:12,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:31:12 BoogieIcfgContainer [2022-10-16 12:31:12,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:31:12,338 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:31:12,338 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:31:12,342 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:31:12,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:30:47" (1/3) ... [2022-10-16 12:31:12,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c47ed46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:31:12, skipping insertion in model container [2022-10-16 12:31:12,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:30:49" (2/3) ... [2022-10-16 12:31:12,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c47ed46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:31:12, skipping insertion in model container [2022-10-16 12:31:12,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:31:12" (3/3) ... [2022-10-16 12:31:12,345 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-usb-gadget-g_printer-ko--106_1a--2b9ec6c-2.i [2022-10-16 12:31:12,368 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:31:12,369 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 24 error locations. [2022-10-16 12:31:12,465 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 12:31:12,474 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4128be60, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 12:31:12,474 INFO L358 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2022-10-16 12:31:12,487 INFO L276 IsEmpty]: Start isEmpty. Operand has 1324 states, 917 states have (on average 1.4220283533260631) internal successors, (1304), 980 states have internal predecessors, (1304), 317 states have call successors, (317), 65 states have call predecessors, (317), 65 states have return successors, (317), 314 states have call predecessors, (317), 317 states have call successors, (317) [2022-10-16 12:31:12,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-16 12:31:12,506 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:31:12,507 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:31:12,508 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 12:31:12,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:31:12,515 INFO L85 PathProgramCache]: Analyzing trace with hash 546072791, now seen corresponding path program 1 times [2022-10-16 12:31:12,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:31:12,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822025661] [2022-10-16 12:31:12,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:31:12,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:31:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:13,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:31:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:13,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 12:31:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:13,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:31:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:13,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:31:13,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:13,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-10-16 12:31:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:13,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 12:31:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:13,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-16 12:31:13,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:31:13,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822025661] [2022-10-16 12:31:13,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822025661] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:31:13,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:31:13,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 12:31:13,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564619433] [2022-10-16 12:31:13,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:31:13,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 12:31:13,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:31:13,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 12:31:13,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:31:13,777 INFO L87 Difference]: Start difference. First operand has 1324 states, 917 states have (on average 1.4220283533260631) internal successors, (1304), 980 states have internal predecessors, (1304), 317 states have call successors, (317), 65 states have call predecessors, (317), 65 states have return successors, (317), 314 states have call predecessors, (317), 317 states have call successors, (317) Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-10-16 12:31:15,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:31:20,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:31:20,648 INFO L93 Difference]: Finished difference Result 2959 states and 4469 transitions. [2022-10-16 12:31:20,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 12:31:20,651 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 49 [2022-10-16 12:31:20,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:31:20,687 INFO L225 Difference]: With dead ends: 2959 [2022-10-16 12:31:20,687 INFO L226 Difference]: Without dead ends: 1568 [2022-10-16 12:31:20,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 12:31:20,710 INFO L413 NwaCegarLoop]: 1769 mSDtfsCounter, 841 mSDsluCounter, 1882 mSDsCounter, 0 mSdLazyCounter, 1105 mSolverCounterSat, 404 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 3651 SdHoareTripleChecker+Invalid, 1510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 404 IncrementalHoareTripleChecker+Valid, 1105 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-10-16 12:31:20,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [960 Valid, 3651 Invalid, 1510 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [404 Valid, 1105 Invalid, 1 Unknown, 0 Unchecked, 6.5s Time] [2022-10-16 12:31:20,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1568 states. [2022-10-16 12:31:20,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1568 to 1267. [2022-10-16 12:31:20,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1267 states, 879 states have (on average 1.3515358361774743) internal successors, (1188), 918 states have internal predecessors, (1188), 312 states have call successors, (312), 62 states have call predecessors, (312), 62 states have return successors, (312), 309 states have call predecessors, (312), 312 states have call successors, (312) [2022-10-16 12:31:20,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 1812 transitions. [2022-10-16 12:31:20,952 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 1812 transitions. Word has length 49 [2022-10-16 12:31:20,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:31:20,954 INFO L495 AbstractCegarLoop]: Abstraction has 1267 states and 1812 transitions. [2022-10-16 12:31:20,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-10-16 12:31:20,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1812 transitions. [2022-10-16 12:31:20,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-16 12:31:20,969 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:31:20,969 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:31:20,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 12:31:20,970 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 12:31:20,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:31:20,971 INFO L85 PathProgramCache]: Analyzing trace with hash -2030065235, now seen corresponding path program 1 times [2022-10-16 12:31:20,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:31:20,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686529971] [2022-10-16 12:31:20,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:31:20,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:31:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:22,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:31:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:22,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 12:31:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:22,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 12:31:22,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:22,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:31:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:22,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 12:31:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:22,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 12:31:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:22,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:31:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:22,510 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-16 12:31:22,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:31:22,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686529971] [2022-10-16 12:31:22,511 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686529971] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:31:22,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096822036] [2022-10-16 12:31:22,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:31:22,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:31:22,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:31:22,517 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 12:31:22,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 12:31:23,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:23,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 2236 conjuncts, 56 conjunts are in the unsatisfiable core [2022-10-16 12:31:23,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:31:24,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:31:24,024 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 12:31:24,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096822036] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:31:24,024 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 12:31:24,025 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 12 [2022-10-16 12:31:24,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524132550] [2022-10-16 12:31:24,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:31:24,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-10-16 12:31:24,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:31:24,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-10-16 12:31:24,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-10-16 12:31:24,029 INFO L87 Difference]: Start difference. First operand 1267 states and 1812 transitions. Second operand has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 3 states have call successors, (8), 3 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) [2022-10-16 12:31:27,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:31:27,956 INFO L93 Difference]: Finished difference Result 3790 states and 5423 transitions. [2022-10-16 12:31:27,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-16 12:31:27,956 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 3 states have call successors, (8), 3 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) Word has length 67 [2022-10-16 12:31:27,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:31:27,987 INFO L225 Difference]: With dead ends: 3790 [2022-10-16 12:31:27,987 INFO L226 Difference]: Without dead ends: 2530 [2022-10-16 12:31:27,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 74 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2022-10-16 12:31:28,004 INFO L413 NwaCegarLoop]: 3214 mSDtfsCounter, 2094 mSDsluCounter, 26935 mSDsCounter, 0 mSdLazyCounter, 921 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2097 SdHoareTripleChecker+Valid, 30149 SdHoareTripleChecker+Invalid, 1273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-10-16 12:31:28,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2097 Valid, 30149 Invalid, 1273 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [352 Valid, 921 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-10-16 12:31:28,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2530 states. [2022-10-16 12:31:28,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2530 to 2514. [2022-10-16 12:31:28,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2514 states, 1753 states have (on average 1.3513976041072446) internal successors, (2369), 1818 states have internal predecessors, (2369), 622 states have call successors, (622), 124 states have call predecessors, (622), 125 states have return successors, (625), 617 states have call predecessors, (625), 622 states have call successors, (625) [2022-10-16 12:31:28,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 2514 states and 3616 transitions. [2022-10-16 12:31:28,231 INFO L78 Accepts]: Start accepts. Automaton has 2514 states and 3616 transitions. Word has length 67 [2022-10-16 12:31:28,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:31:28,232 INFO L495 AbstractCegarLoop]: Abstraction has 2514 states and 3616 transitions. [2022-10-16 12:31:28,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 3 states have call successors, (8), 3 states have call predecessors, (8), 4 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) [2022-10-16 12:31:28,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 3616 transitions. [2022-10-16 12:31:28,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-16 12:31:28,235 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:31:28,236 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:31:28,288 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 12:31:28,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:31:28,452 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 12:31:28,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:31:28,453 INFO L85 PathProgramCache]: Analyzing trace with hash -209356536, now seen corresponding path program 1 times [2022-10-16 12:31:28,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:31:28,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598735402] [2022-10-16 12:31:28,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:31:28,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:31:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:32,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:31:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:32,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 12:31:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:32,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:31:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:32,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-10-16 12:31:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:32,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:31:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:32,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-10-16 12:31:32,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:32,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-10-16 12:31:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:32,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:31:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:32,671 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-16 12:31:32,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:31:32,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598735402] [2022-10-16 12:31:32,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598735402] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:31:32,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [200345328] [2022-10-16 12:31:32,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:31:32,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:31:32,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:31:32,674 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 12:31:32,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 12:31:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:40,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 2269 conjuncts, 30 conjunts are in the unsatisfiable core [2022-10-16 12:31:40,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:31:41,647 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:31:41,647 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 12:31:41,647 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [200345328] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:31:41,647 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 12:31:41,648 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [14] total 21 [2022-10-16 12:31:41,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762724385] [2022-10-16 12:31:41,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:31:41,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-16 12:31:41,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:31:41,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-16 12:31:41,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=374, Unknown=0, NotChecked=0, Total=420 [2022-10-16 12:31:41,650 INFO L87 Difference]: Start difference. First operand 2514 states and 3616 transitions. Second operand has 10 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 3 states have call successors, (9), 2 states have call predecessors, (9), 4 states have return successors, (8), 4 states have call predecessors, (8), 3 states have call successors, (8) [2022-10-16 12:31:42,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:31:42,551 INFO L93 Difference]: Finished difference Result 3772 states and 5417 transitions. [2022-10-16 12:31:42,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-16 12:31:42,552 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 3 states have call successors, (9), 2 states have call predecessors, (9), 4 states have return successors, (8), 4 states have call predecessors, (8), 3 states have call successors, (8) Word has length 74 [2022-10-16 12:31:42,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:31:42,577 INFO L225 Difference]: With dead ends: 3772 [2022-10-16 12:31:42,577 INFO L226 Difference]: Without dead ends: 2516 [2022-10-16 12:31:42,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=65, Invalid=487, Unknown=0, NotChecked=0, Total=552 [2022-10-16 12:31:42,597 INFO L413 NwaCegarLoop]: 1712 mSDtfsCounter, 253 mSDsluCounter, 13303 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 15015 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 12:31:42,599 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [370 Valid, 15015 Invalid, 79 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 12:31:42,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2516 states. [2022-10-16 12:31:42,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2516 to 2514. [2022-10-16 12:31:42,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2514 states, 1753 states have (on average 1.3508271534512264) internal successors, (2368), 1818 states have internal predecessors, (2368), 622 states have call successors, (622), 124 states have call predecessors, (622), 125 states have return successors, (625), 617 states have call predecessors, (625), 622 states have call successors, (625) [2022-10-16 12:31:42,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 2514 states and 3615 transitions. [2022-10-16 12:31:42,791 INFO L78 Accepts]: Start accepts. Automaton has 2514 states and 3615 transitions. Word has length 74 [2022-10-16 12:31:42,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:31:42,793 INFO L495 AbstractCegarLoop]: Abstraction has 2514 states and 3615 transitions. [2022-10-16 12:31:42,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 3 states have call successors, (9), 2 states have call predecessors, (9), 4 states have return successors, (8), 4 states have call predecessors, (8), 3 states have call successors, (8) [2022-10-16 12:31:42,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 3615 transitions. [2022-10-16 12:31:42,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-16 12:31:42,798 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:31:42,798 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:31:42,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 12:31:43,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-10-16 12:31:43,012 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 12:31:43,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:31:43,014 INFO L85 PathProgramCache]: Analyzing trace with hash -546738677, now seen corresponding path program 1 times [2022-10-16 12:31:43,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:31:43,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344722280] [2022-10-16 12:31:43,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:31:43,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:31:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:46,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:31:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:46,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 12:31:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:46,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 12:31:46,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:46,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-16 12:31:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:47,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:31:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:47,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 12:31:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:47,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 12:31:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:47,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:31:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:47,237 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-16 12:31:47,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:31:47,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344722280] [2022-10-16 12:31:47,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344722280] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 12:31:47,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2061657023] [2022-10-16 12:31:47,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:31:47,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:31:47,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:31:47,240 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 12:31:47,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 12:31:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:31:48,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 2275 conjuncts, 56 conjunts are in the unsatisfiable core [2022-10-16 12:31:48,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 12:31:49,142 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 12:31:49,142 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 12:31:49,142 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2061657023] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:31:49,142 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 12:31:49,143 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [16] total 20 [2022-10-16 12:31:49,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494364070] [2022-10-16 12:31:49,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:31:49,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-16 12:31:49,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:31:49,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-16 12:31:49,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-10-16 12:31:49,145 INFO L87 Difference]: Start difference. First operand 2514 states and 3615 transitions. Second operand has 15 states, 14 states have (on average 4.285714285714286) internal successors, (60), 12 states have internal predecessors, (60), 5 states have call successors, (9), 3 states have call predecessors, (9), 5 states have return successors, (8), 6 states have call predecessors, (8), 5 states have call successors, (8) [2022-10-16 12:31:51,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:31:53,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:31:55,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:31:57,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:32:10,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:32:10,160 INFO L93 Difference]: Finished difference Result 3713 states and 5348 transitions. [2022-10-16 12:32:10,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-10-16 12:32:10,161 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 4.285714285714286) internal successors, (60), 12 states have internal predecessors, (60), 5 states have call successors, (9), 3 states have call predecessors, (9), 5 states have return successors, (8), 6 states have call predecessors, (8), 5 states have call successors, (8) Word has length 77 [2022-10-16 12:32:10,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:32:10,183 INFO L225 Difference]: With dead ends: 3713 [2022-10-16 12:32:10,184 INFO L226 Difference]: Without dead ends: 2514 [2022-10-16 12:32:10,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=117, Invalid=813, Unknown=0, NotChecked=0, Total=930 [2022-10-16 12:32:10,194 INFO L413 NwaCegarLoop]: 1587 mSDtfsCounter, 2544 mSDsluCounter, 14832 mSDsCounter, 0 mSdLazyCounter, 3087 mSolverCounterSat, 594 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2549 SdHoareTripleChecker+Valid, 16419 SdHoareTripleChecker+Invalid, 3685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 594 IncrementalHoareTripleChecker+Valid, 3087 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2022-10-16 12:32:10,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2549 Valid, 16419 Invalid, 3685 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [594 Valid, 3087 Invalid, 4 Unknown, 0 Unchecked, 19.4s Time] [2022-10-16 12:32:10,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2514 states. [2022-10-16 12:32:10,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2514 to 2512. [2022-10-16 12:32:10,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2512 states, 1751 states have (on average 1.3506567675613934) internal successors, (2365), 1816 states have internal predecessors, (2365), 622 states have call successors, (622), 124 states have call predecessors, (622), 125 states have return successors, (625), 617 states have call predecessors, (625), 622 states have call successors, (625) [2022-10-16 12:32:10,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 2512 states and 3612 transitions. [2022-10-16 12:32:10,508 INFO L78 Accepts]: Start accepts. Automaton has 2512 states and 3612 transitions. Word has length 77 [2022-10-16 12:32:10,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:32:10,508 INFO L495 AbstractCegarLoop]: Abstraction has 2512 states and 3612 transitions. [2022-10-16 12:32:10,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 4.285714285714286) internal successors, (60), 12 states have internal predecessors, (60), 5 states have call successors, (9), 3 states have call predecessors, (9), 5 states have return successors, (8), 6 states have call predecessors, (8), 5 states have call successors, (8) [2022-10-16 12:32:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 3612 transitions. [2022-10-16 12:32:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-16 12:32:10,514 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:32:10,514 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:32:10,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-16 12:32:10,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 12:32:10,728 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 12:32:10,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:32:10,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1025404670, now seen corresponding path program 1 times [2022-10-16 12:32:10,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:32:10,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235999749] [2022-10-16 12:32:10,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:32:10,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:32:10,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:32:11,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:32:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:32:11,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 12:32:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:32:12,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 12:32:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:32:12,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:32:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:32:12,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-10-16 12:32:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:32:12,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 12:32:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:32:12,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:32:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:32:12,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 12:32:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:32:12,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-10-16 12:32:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:32:12,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:32:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:32:12,265 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-16 12:32:12,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:32:12,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235999749] [2022-10-16 12:32:12,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235999749] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:32:12,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:32:12,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-10-16 12:32:12,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592132539] [2022-10-16 12:32:12,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:32:12,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-16 12:32:12,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:32:12,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-16 12:32:12,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2022-10-16 12:32:12,268 INFO L87 Difference]: Start difference. First operand 2512 states and 3612 transitions. Second operand has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 11 states have internal predecessors, (67), 3 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (10), 4 states have call predecessors, (10), 3 states have call successors, (10) [2022-10-16 12:32:14,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:32:16,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:33:05,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:33:05,478 INFO L93 Difference]: Finished difference Result 5578 states and 8138 transitions. [2022-10-16 12:33:05,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-16 12:33:05,479 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 11 states have internal predecessors, (67), 3 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (10), 4 states have call predecessors, (10), 3 states have call successors, (10) Word has length 92 [2022-10-16 12:33:05,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:33:05,505 INFO L225 Difference]: With dead ends: 5578 [2022-10-16 12:33:05,505 INFO L226 Difference]: Without dead ends: 3102 [2022-10-16 12:33:05,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2022-10-16 12:33:05,520 INFO L413 NwaCegarLoop]: 1871 mSDtfsCounter, 1900 mSDsluCounter, 3694 mSDsCounter, 0 mSdLazyCounter, 16842 mSolverCounterSat, 830 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2138 SdHoareTripleChecker+Valid, 5565 SdHoareTripleChecker+Invalid, 17674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 830 IncrementalHoareTripleChecker+Valid, 16842 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.8s IncrementalHoareTripleChecker+Time [2022-10-16 12:33:05,521 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2138 Valid, 5565 Invalid, 17674 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [830 Valid, 16842 Invalid, 2 Unknown, 0 Unchecked, 51.8s Time] [2022-10-16 12:33:05,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3102 states. [2022-10-16 12:33:05,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3102 to 2512. [2022-10-16 12:33:05,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2512 states, 1751 states have (on average 1.3495145631067962) internal successors, (2363), 1816 states have internal predecessors, (2363), 622 states have call successors, (622), 124 states have call predecessors, (622), 125 states have return successors, (625), 617 states have call predecessors, (625), 622 states have call successors, (625) [2022-10-16 12:33:05,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 2512 states and 3610 transitions. [2022-10-16 12:33:05,834 INFO L78 Accepts]: Start accepts. Automaton has 2512 states and 3610 transitions. Word has length 92 [2022-10-16 12:33:05,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:33:05,835 INFO L495 AbstractCegarLoop]: Abstraction has 2512 states and 3610 transitions. [2022-10-16 12:33:05,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 11 states have internal predecessors, (67), 3 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (10), 4 states have call predecessors, (10), 3 states have call successors, (10) [2022-10-16 12:33:05,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 3610 transitions. [2022-10-16 12:33:05,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-16 12:33:05,843 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:33:05,844 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:33:05,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 12:33:05,844 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 12:33:05,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:33:05,845 INFO L85 PathProgramCache]: Analyzing trace with hash 2131851970, now seen corresponding path program 1 times [2022-10-16 12:33:05,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:33:05,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984514699] [2022-10-16 12:33:05,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:33:05,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:33:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:06,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:33:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:06,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 12:33:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:06,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 12:33:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:06,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:33:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:06,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-10-16 12:33:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:06,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 12:33:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:06,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-16 12:33:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:07,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 12:33:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:07,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 12:33:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:07,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:33:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:07,028 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-16 12:33:07,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:33:07,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984514699] [2022-10-16 12:33:07,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984514699] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:33:07,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:33:07,029 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-16 12:33:07,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383624425] [2022-10-16 12:33:07,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:33:07,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 12:33:07,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:33:07,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 12:33:07,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-10-16 12:33:07,034 INFO L87 Difference]: Start difference. First operand 2512 states and 3610 transitions. Second operand has 8 states, 8 states have (on average 8.75) internal successors, (70), 6 states have internal predecessors, (70), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-10-16 12:33:09,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:33:11,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:33:34,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:33:34,096 INFO L93 Difference]: Finished difference Result 6144 states and 9100 transitions. [2022-10-16 12:33:34,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 12:33:34,097 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 6 states have internal predecessors, (70), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 95 [2022-10-16 12:33:34,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:33:34,127 INFO L225 Difference]: With dead ends: 6144 [2022-10-16 12:33:34,127 INFO L226 Difference]: Without dead ends: 3740 [2022-10-16 12:33:34,140 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-10-16 12:33:34,141 INFO L413 NwaCegarLoop]: 1719 mSDtfsCounter, 3414 mSDsluCounter, 1235 mSDsCounter, 0 mSdLazyCounter, 6914 mSolverCounterSat, 1820 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3535 SdHoareTripleChecker+Valid, 2954 SdHoareTripleChecker+Invalid, 8736 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1820 IncrementalHoareTripleChecker+Valid, 6914 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.1s IncrementalHoareTripleChecker+Time [2022-10-16 12:33:34,142 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3535 Valid, 2954 Invalid, 8736 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1820 Valid, 6914 Invalid, 2 Unknown, 0 Unchecked, 26.1s Time] [2022-10-16 12:33:34,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3740 states. [2022-10-16 12:33:34,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3740 to 2506. [2022-10-16 12:33:34,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2506 states, 1749 states have (on average 1.3487707261292168) internal successors, (2359), 1814 states have internal predecessors, (2359), 618 states have call successors, (618), 124 states have call predecessors, (618), 125 states have return successors, (621), 613 states have call predecessors, (621), 618 states have call successors, (621) [2022-10-16 12:33:34,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2506 states and 3598 transitions. [2022-10-16 12:33:34,541 INFO L78 Accepts]: Start accepts. Automaton has 2506 states and 3598 transitions. Word has length 95 [2022-10-16 12:33:34,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:33:34,542 INFO L495 AbstractCegarLoop]: Abstraction has 2506 states and 3598 transitions. [2022-10-16 12:33:34,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 6 states have internal predecessors, (70), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-10-16 12:33:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 3598 transitions. [2022-10-16 12:33:34,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-16 12:33:34,545 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:33:34,545 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:33:34,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 12:33:34,546 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 12:33:34,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:33:34,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1537061037, now seen corresponding path program 1 times [2022-10-16 12:33:34,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:33:34,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953709653] [2022-10-16 12:33:34,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:33:34,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:33:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:35,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 12:33:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:35,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 12:33:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:35,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 12:33:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:35,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:33:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:35,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-10-16 12:33:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:35,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 12:33:35,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:35,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 12:33:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:35,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-16 12:33:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:35,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 12:33:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 12:33:36,001 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-16 12:33:36,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 12:33:36,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953709653] [2022-10-16 12:33:36,002 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953709653] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 12:33:36,002 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 12:33:36,002 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-10-16 12:33:36,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277790560] [2022-10-16 12:33:36,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 12:33:36,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-10-16 12:33:36,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 12:33:36,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-10-16 12:33:36,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2022-10-16 12:33:36,005 INFO L87 Difference]: Start difference. First operand 2506 states and 3598 transitions. Second operand has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 9 states have internal predecessors, (74), 2 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-16 12:33:38,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 12:33:57,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 12:33:57,545 INFO L93 Difference]: Finished difference Result 6788 states and 10164 transitions. [2022-10-16 12:33:57,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-16 12:33:57,545 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 9 states have internal predecessors, (74), 2 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) Word has length 98 [2022-10-16 12:33:57,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 12:33:57,579 INFO L225 Difference]: With dead ends: 6788 [2022-10-16 12:33:57,580 INFO L226 Difference]: Without dead ends: 4404 [2022-10-16 12:33:57,592 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-10-16 12:33:57,593 INFO L413 NwaCegarLoop]: 2442 mSDtfsCounter, 2018 mSDsluCounter, 13702 mSDsCounter, 0 mSdLazyCounter, 6789 mSolverCounterSat, 1025 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2205 SdHoareTripleChecker+Valid, 16144 SdHoareTripleChecker+Invalid, 7815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1025 IncrementalHoareTripleChecker+Valid, 6789 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2022-10-16 12:33:57,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2205 Valid, 16144 Invalid, 7815 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1025 Valid, 6789 Invalid, 1 Unknown, 0 Unchecked, 20.3s Time] [2022-10-16 12:33:57,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4404 states. [2022-10-16 12:33:58,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4404 to 2514. [2022-10-16 12:33:58,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2514 states, 1757 states have (on average 1.3471826977803074) internal successors, (2367), 1822 states have internal predecessors, (2367), 618 states have call successors, (618), 124 states have call predecessors, (618), 125 states have return successors, (621), 613 states have call predecessors, (621), 618 states have call successors, (621) [2022-10-16 12:33:58,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 2514 states and 3606 transitions. [2022-10-16 12:33:58,043 INFO L78 Accepts]: Start accepts. Automaton has 2514 states and 3606 transitions. Word has length 98 [2022-10-16 12:33:58,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 12:33:58,043 INFO L495 AbstractCegarLoop]: Abstraction has 2514 states and 3606 transitions. [2022-10-16 12:33:58,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 9 states have internal predecessors, (74), 2 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-16 12:33:58,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 3606 transitions. [2022-10-16 12:33:58,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-16 12:33:58,047 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 12:33:58,047 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:33:58,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 12:33:58,048 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2022-10-16 12:33:58,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 12:33:58,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1474784334, now seen corresponding path program 1 times [2022-10-16 12:33:58,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 12:33:58,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23736664] [2022-10-16 12:33:58,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 12:33:58,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 12:33:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 12:33:58,313 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-16 12:33:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 12:33:58,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-16 12:33:58,630 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-16 12:33:58,632 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location printer_setupErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 24 remaining) [2022-10-16 12:33:58,634 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 24 remaining) [2022-10-16 12:33:58,634 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 24 remaining) [2022-10-16 12:33:58,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 24 remaining) [2022-10-16 12:33:58,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 24 remaining) [2022-10-16 12:33:58,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 24 remaining) [2022-10-16 12:33:58,635 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 24 remaining) [2022-10-16 12:33:58,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 24 remaining) [2022-10-16 12:33:58,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 24 remaining) [2022-10-16 12:33:58,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 24 remaining) [2022-10-16 12:33:58,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 24 remaining) [2022-10-16 12:33:58,636 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 24 remaining) [2022-10-16 12:33:58,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 24 remaining) [2022-10-16 12:33:58,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 24 remaining) [2022-10-16 12:33:58,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 24 remaining) [2022-10-16 12:33:58,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location printer_setupErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 24 remaining) [2022-10-16 12:33:58,637 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location kmallocErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 24 remaining) [2022-10-16 12:33:58,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location kmallocErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 24 remaining) [2022-10-16 12:33:58,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 24 remaining) [2022-10-16 12:33:58,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 24 remaining) [2022-10-16 12:33:58,638 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 24 remaining) [2022-10-16 12:33:58,639 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 24 remaining) [2022-10-16 12:33:58,639 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 24 remaining) [2022-10-16 12:33:58,639 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 24 remaining) [2022-10-16 12:33:58,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 12:33:58,644 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 12:33:58,649 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 12:33:58,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:33:58 BoogieIcfgContainer [2022-10-16 12:33:58,895 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 12:33:58,896 INFO L158 Benchmark]: Toolchain (without parser) took 191121.21ms. Allocated memory was 151.0MB in the beginning and 1.0GB in the end (delta: 849.3MB). Free memory was 118.6MB in the beginning and 461.3MB in the end (delta: -342.7MB). Peak memory consumption was 507.9MB. Max. memory is 8.0GB. [2022-10-16 12:33:58,896 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 151.0MB. Free memory is still 122.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 12:33:58,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2062.73ms. Allocated memory was 151.0MB in the beginning and 208.7MB in the end (delta: 57.7MB). Free memory was 118.4MB in the beginning and 167.8MB in the end (delta: -49.4MB). Peak memory consumption was 103.6MB. Max. memory is 8.0GB. [2022-10-16 12:33:58,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 293.89ms. Allocated memory is still 208.7MB. Free memory was 167.8MB in the beginning and 147.8MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2022-10-16 12:33:58,898 INFO L158 Benchmark]: Boogie Preprocessor took 322.61ms. Allocated memory is still 208.7MB. Free memory was 147.8MB in the beginning and 154.4MB in the end (delta: -6.6MB). Peak memory consumption was 36.2MB. Max. memory is 8.0GB. [2022-10-16 12:33:58,898 INFO L158 Benchmark]: RCFGBuilder took 21871.24ms. Allocated memory was 208.7MB in the beginning and 1.0GB in the end (delta: 791.7MB). Free memory was 154.4MB in the beginning and 850.3MB in the end (delta: -695.9MB). Peak memory consumption was 616.1MB. Max. memory is 8.0GB. [2022-10-16 12:33:58,898 INFO L158 Benchmark]: TraceAbstraction took 166557.80ms. Allocated memory is still 1.0GB. Free memory was 849.8MB in the beginning and 461.3MB in the end (delta: 388.5MB). Peak memory consumption was 388.5MB. Max. memory is 8.0GB. [2022-10-16 12:33:58,901 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 151.0MB. Free memory is still 122.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2062.73ms. Allocated memory was 151.0MB in the beginning and 208.7MB in the end (delta: 57.7MB). Free memory was 118.4MB in the beginning and 167.8MB in the end (delta: -49.4MB). Peak memory consumption was 103.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 293.89ms. Allocated memory is still 208.7MB. Free memory was 167.8MB in the beginning and 147.8MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 322.61ms. Allocated memory is still 208.7MB. Free memory was 147.8MB in the beginning and 154.4MB in the end (delta: -6.6MB). Peak memory consumption was 36.2MB. Max. memory is 8.0GB. * RCFGBuilder took 21871.24ms. Allocated memory was 208.7MB in the beginning and 1.0GB in the end (delta: 791.7MB). Free memory was 154.4MB in the beginning and 850.3MB in the end (delta: -695.9MB). Peak memory consumption was 616.1MB. Max. memory is 8.0GB. * TraceAbstraction took 166557.80ms. Allocated memory is still 1.0GB. Free memory was 849.8MB in the beginning and 461.3MB in the end (delta: 388.5MB). Peak memory consumption was 388.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 4961]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 5344, overapproximation of bitwiseAnd at line 4854. Possible FailurePath: [L3665] static unsigned int epnum ; [L3837-L3840] static struct mutex printer_mutex = {{1}, {{{{0U}, 3735899821U, 4294967295U, 0xffffffffffffffffUL, {0, 0, "printer_mutex.wait_lock", 0, 0UL}}}}, {& printer_mutex.wait_list, & printer_mutex.wait_list}, 0, 0, (void *)(& printer_mutex), {0, 0, "printer_mutex", 0, 0UL}}; [L3841-L3843] static char const shortname[8U] = { 'p', 'r', 'i', 'n', 't', 'e', 'r', '\000'}; [L3844-L3848] static char const driver_desc[15U] = { 'P', 'r', 'i', 'n', 't', 'e', 'r', ' ', 'G', 'a', 'd', 'g', 'e', 't', '\000'}; [L3849] static dev_t g_printer_devno ; [L3850] static struct class *usb_gadget_class ; [L3851] static struct printer_dev usb_printer_gadget ; [L3852] static ushort idVendor ; [L3853] static ushort idProduct ; [L3854] static ushort bcdDevice ; [L3855] static char *iManufacturer ; [L3856] static char *iProduct ; [L3857] static char *iSerialNum ; [L3858] static char *iPNPstring ; [L3859] static unsigned int qlen = 10U; [L3860-L3862] static struct usb_device_descriptor device_desc = {18U, 1U, 512U, 0U, 0U, 0U, (unsigned char)0, 1317U, 42152U, (unsigned short)0, 1U, 2U, 3U, 1U}; [L3863] static struct usb_otg_descriptor otg_desc = {3U, 9U, 1U}; [L3864-L3865] static struct usb_config_descriptor config_desc = {9U, 2U, (unsigned short)0, 1U, 1U, 0U, 192U, 1U}; [L3866-L3867] static struct usb_interface_descriptor intf_desc = {9U, 4U, 0U, (unsigned char)0, 2U, 7U, 1U, 2U, 0U}; [L3868-L3869] static struct usb_endpoint_descriptor fs_ep_in_desc = {7U, 5U, 128U, 2U, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}; [L3870-L3871] static struct usb_endpoint_descriptor fs_ep_out_desc = {7U, 5U, 0U, 2U, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}; [L3872-L3873] static struct usb_descriptor_header const *fs_printer_function[11U] = { (struct usb_descriptor_header const *)(& otg_desc), (struct usb_descriptor_header const *)(& intf_desc), (struct usb_descriptor_header const *)(& fs_ep_in_desc), (struct usb_descriptor_header const *)(& fs_ep_out_desc), 0}; [L3874-L3875] static struct usb_endpoint_descriptor hs_ep_in_desc = {7U, 5U, (unsigned char)0, 2U, 512U, (unsigned char)0, (unsigned char)0, (unsigned char)0}; [L3876-L3877] static struct usb_endpoint_descriptor hs_ep_out_desc = {7U, 5U, (unsigned char)0, 2U, 512U, (unsigned char)0, (unsigned char)0, (unsigned char)0}; [L3878-L3879] static struct usb_qualifier_descriptor dev_qualifier = {10U, 6U, 512U, 7U, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1U, (unsigned char)0}; [L3880-L3881] static struct usb_descriptor_header const *hs_printer_function[11U] = { (struct usb_descriptor_header const *)(& otg_desc), (struct usb_descriptor_header const *)(& intf_desc), (struct usb_descriptor_header const *)(& hs_ep_in_desc), (struct usb_descriptor_header const *)(& hs_ep_out_desc), 0}; [L3882] static char manufacturer[50U] ; [L3883-L3887] static char product_desc[40U] = { 'P', 'r', 'i', 'n', 't', 'e', 'r', ' ', 'G', 'a', 'd', 'g', 'e', 't', '\000'}; [L3888] static char serial_num[40U] = { '1', '\000'}; [L3889-L3900] static char pnp_string[1024U] = { 'X', 'X', 'M', 'F', 'G', ':', 'l', 'i', 'n', 'u', 'x', ';', 'M', 'D', 'L', ':', 'g', '_', 'p', 'r', 'i', 'n', 't', 'e', 'r', ';', 'C', 'L', 'S', ':', 'P', 'R', 'I', 'N', 'T', 'E', 'R', ';', 'S', 'N', ':', '1', ';', '\000'}; [L3901-L3903] static struct usb_string strings[4U] = { {1U, (char const *)(& manufacturer)}, {2U, (char const *)(& product_desc)}, {3U, (char const *)(& serial_num)}}; [L3904] static struct usb_gadget_strings stringtab = {1033U, (struct usb_string *)(& strings)}; [L4545-L4548] static struct file_operations const printer_io_operations = {& __this_module, 0, & printer_read, & printer_write, 0, 0, 0, & printer_poll, & printer_ioctl, 0, 0, & printer_open, 0, & printer_close, & printer_fsync, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L5322-L5325] static struct usb_gadget_driver printer_driver = {(char *)(& driver_desc), 3, & printer_bind, & printer_unbind, & printer_setup, & printer_disconnect, 0, 0, {(char const *)(& shortname), 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}}; [L5382] int LDV_IN_INTERRUPT ; [L5685] int ldv_usb_gadget_class = 0; [L5686] int ldv_usb_gadget_chrdev = 0; [L5687] int ldv_usb_gadget = 0; VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=0, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=0, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5385] struct inode *var_group1 ; [L5386] struct file *var_group2 ; [L5387] int res_printer_open_4 ; [L5388] char *var_printer_read_7_p1 ; [L5389] size_t var_printer_read_7_p2 ; [L5390] loff_t *var_printer_read_7_p3 ; [L5391] ssize_t res_printer_read_7 ; [L5392] char const *var_printer_write_8_p1 ; [L5393] size_t var_printer_write_8_p2 ; [L5394] loff_t *var_printer_write_8_p3 ; [L5395] ssize_t res_printer_write_8 ; [L5396] int var_printer_fsync_9_p1 ; [L5397] poll_table *var_printer_poll_10_p1 ; [L5398] unsigned int var_printer_ioctl_11_p1 ; [L5399] unsigned long var_printer_ioctl_11_p2 ; [L5400] struct usb_gadget *var_group3 ; [L5401] struct usb_ctrlrequest const *var_printer_setup_19_p1 ; [L5402] int ldv_s_printer_io_operations_file_operations ; [L5403] int ldv_s_printer_driver_usb_gadget_driver ; [L5404] int tmp ; [L5405] int tmp___0 ; [L5406] int tmp___1 ; [L5408] ldv_s_printer_io_operations_file_operations = 0 [L5409] ldv_s_printer_driver_usb_gadget_driver = 0 [L5410] LDV_IN_INTERRUPT = 1 [L5411] FCALL ldv_initialize() [L5412] FCALL ldv_handler_precall() VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_s_printer_driver_usb_gadget_driver=0, ldv_s_printer_io_operations_file_operations=0, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=0, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5413] CALL, EXPR init() [L5328] int status ; [L5329] void *tmp ; [L5330] long tmp___0 ; [L5331] long tmp___1 ; [L5333] CALL, EXPR ldv_create_class() [L5690] void *is_got ; VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=0, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5692] CALL, EXPR ldv_malloc(sizeof(struct class)) VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=0, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L3142] COND FALSE !(__VERIFIER_nondet_int()) [L3147] return ((void *)0); VAL [\old(size)=60, \result={0:0}, __this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=0, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, size=60, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5692] RET, EXPR ldv_malloc(sizeof(struct class)) VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct class))={0:0}, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=0, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5692] is_got = ldv_malloc(sizeof(struct class)) [L5693] COND TRUE (unsigned long )is_got <= 2012UL VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_got={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=0, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5694] COND TRUE ldv_usb_gadget == 0 VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_got={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=0, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5698] COND TRUE ldv_usb_gadget_class == 0 VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_got={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=0, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5702] ldv_usb_gadget_class = 1 VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_got={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5705] return (is_got); VAL [\result={0:0}, __this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_got={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5333] RET, EXPR ldv_create_class() [L5333] tmp = ldv_create_class() [L5334] usb_gadget_class = (struct class *)tmp VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp={0:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5335] CALL, EXPR IS_ERR((void const *)usb_gadget_class) VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, ptr={0:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5531] long tmp ; VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, ptr={0:0}, ptr={0:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5533] CALL, EXPR ldv_is_err(ptr) VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, ptr={0:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5652] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, ptr={0:0}, ptr={0:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5533] RET, EXPR ldv_is_err(ptr) VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, ptr={0:0}, ptr={0:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5533] tmp = ldv_is_err(ptr) [L5534] return (tmp); VAL [\result=0, __this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, ptr={0:0}, ptr={0:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5335] RET, EXPR IS_ERR((void const *)usb_gadget_class) VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, IS_ERR((void const *)usb_gadget_class)=0, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp={0:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5335] tmp___1 = IS_ERR((void const *)usb_gadget_class) [L5336] COND FALSE !(tmp___1 != 0L) [L5344] CALL, EXPR ldv_alloc_chrdev_region_5(& g_printer_devno, 0U, 1U, "USB printer gadget") [L5540] ldv_func_ret_type___3 ldv_func_res ; [L5541] int tmp ; [L5542] int tmp___0 ; [L5544] CALL, EXPR alloc_chrdev_region(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3, ldv_func_arg4) [L5865] return __VERIFIER_nondet_int(); [L5544] RET, EXPR alloc_chrdev_region(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3, ldv_func_arg4) [L5544] tmp = alloc_chrdev_region(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3, ldv_func_arg4) [L5545] ldv_func_res = tmp [L5546] CALL, EXPR ldv_register_chrdev_region() [L5745] int is_reg ; VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5747] CALL, EXPR ldv_nonpositive_int() VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5631] int ret ; [L5632] int tmp ; [L5634] tmp = __VERIFIER_nondet_int() [L5635] ret = tmp VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, ret=0, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5636] COND TRUE ret <= 0 VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, ret=0, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5640] return (ret); VAL [\result=0, __this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, ret=0, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5747] RET, EXPR ldv_nonpositive_int() VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_nonpositive_int()=0, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5747] is_reg = ldv_nonpositive_int() [L5748] COND TRUE ! is_reg VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_reg=0, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5749] COND TRUE ldv_usb_gadget == 0 VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_reg=0, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5753] COND TRUE ldv_usb_gadget_chrdev == 0 VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_reg=0, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=0, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5757] ldv_usb_gadget_chrdev = 1 VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_reg=0, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5760] return (is_reg); VAL [\result=0, __this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_reg=0, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5546] RET, EXPR ldv_register_chrdev_region() [L5546] tmp___0 = ldv_register_chrdev_region() [L5547] return (tmp___0); VAL [\old(ldv_func_arg2)=0, \old(ldv_func_arg3)=1, \result=0, __this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, ldv_func_arg1={104:0}, ldv_func_arg1={104:0}, ldv_func_arg2=0, ldv_func_arg3=1, ldv_func_arg4={94:0}, ldv_func_arg4={94:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, tmp___0=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5344] RET, EXPR ldv_alloc_chrdev_region_5(& g_printer_devno, 0U, 1U, "USB printer gadget") [L5344] status = ldv_alloc_chrdev_region_5(& g_printer_devno, 0U, 1U, "USB printer gadget") [L5345] COND FALSE !(status != 0) [L5351] CALL, EXPR ldv_usb_gadget_register_driver_7(& printer_driver) [L5561] ldv_func_ret_type___5 ldv_func_res ; [L5562] int tmp ; [L5563] int tmp___0 ; [L5565] CALL, EXPR usb_gadget_register_driver(ldv_func_arg1) [L5954] return __VERIFIER_nondet_int(); [L5565] RET, EXPR usb_gadget_register_driver(ldv_func_arg1) [L5565] tmp = usb_gadget_register_driver(ldv_func_arg1) [L5566] ldv_func_res = tmp [L5567] CALL, EXPR ldv_register_usb_gadget() [L5780] int is_reg ; VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5782] CALL, EXPR ldv_nonpositive_int() VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5631] int ret ; [L5632] int tmp ; [L5634] tmp = __VERIFIER_nondet_int() [L5635] ret = tmp VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, ret=0, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5636] COND TRUE ret <= 0 VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, ret=0, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5640] return (ret); VAL [\result=0, __this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, ret=0, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5782] RET, EXPR ldv_nonpositive_int() VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_nonpositive_int()=0, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5782] is_reg = ldv_nonpositive_int() [L5783] COND TRUE ! is_reg VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_reg=0, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5784] COND TRUE ldv_usb_gadget == 0 VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_reg=0, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=0, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5788] ldv_usb_gadget = 1 VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_reg=0, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5791] return (is_reg); VAL [\result=0, __this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, is_reg=0, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5567] RET, EXPR ldv_register_usb_gadget() [L5567] tmp___0 = ldv_register_usb_gadget() [L5568] return (tmp___0); VAL [\result=0, __this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, ldv_func_arg1={124:0}, ldv_func_arg1={124:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, tmp___0=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5351] RET, EXPR ldv_usb_gadget_register_driver_7(& printer_driver) [L5351] status = ldv_usb_gadget_register_driver_7(& printer_driver) [L5352] COND FALSE !(status != 0) VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, status=0, strings={121:0}, stringtab={122:0}, tmp={0:0}, tmp___1=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5358] return (status); VAL [\result=0, __this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, status=0, strings={121:0}, stringtab={122:0}, tmp={0:0}, tmp___1=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5413] RET, EXPR init() [L5413] tmp = init() [L5414] COND FALSE !(tmp != 0) VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_s_printer_driver_usb_gadget_driver=0, ldv_s_printer_io_operations_file_operations=0, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5508] tmp___1 = __VERIFIER_nondet_int() [L5509] COND TRUE (tmp___1 != 0 || ldv_s_printer_io_operations_file_operations != 0) || ldv_s_printer_driver_usb_gadget_driver != 0 VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_s_printer_driver_usb_gadget_driver=0, ldv_s_printer_io_operations_file_operations=0, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, tmp___1=1, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5420] tmp___0 = __VERIFIER_nondet_int() [L5422] case 0: [L5435] case 1: [L5449] case 2: [L5463] case 3: [L5471] case 4: [L5475] case 5: [L5479] case 6: [L5483] case 7: [L5491] case 8: [L5495] case 9: [L5499] case 10: VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_s_printer_driver_usb_gadget_driver=0, ldv_s_printer_io_operations_file_operations=0, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, tmp___0=10, tmp___1=1, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5500] FCALL ldv_handler_precall() VAL [__this_module={4294967440:4294967301}, bcdDevice=0, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_s_printer_driver_usb_gadget_driver=0, ldv_s_printer_io_operations_file_operations=0, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, strings={121:0}, stringtab={122:0}, tmp=0, tmp___0=10, tmp___1=1, usb_gadget_class={0:0}, usb_printer_gadget={105:0}] [L5501] CALL printer_setup(var_group3, var_printer_setup_19_p1) VAL [\old(c = (unsigned int )c & 63U)=4294967392, \old(c = (unsigned int )c & 63U)=4294967328, \old(c = (unsigned int )c & 63U)=4294967356, \old(epnum)=0, \old(max = (unsigned int )desc->wMaxPacketSize & 2047U)=4294967411, \old(status = status | 260)=4294967395, \old(status = status | 65)=4294967360, \old(status = status | 65)=4294967344, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967332, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967354, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967351, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967433, \old(value = ((int )pnp_string[0] << 8) | (int )pnp_string[1])=4294967372, __this_module={4294967440:4294967301}, bcdDevice=0, c = (unsigned int )c & 63U=4294967392, c = (unsigned int )c & 63U=4294967356, c = (unsigned int )c & 63U=4294967328, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, max = (unsigned int )desc->wMaxPacketSize & 2047U=4294967411, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, status = status | 260=4294967395, status = status | 65=4294967360, status = status | 65=4294967344, strings={121:0}, stringtab={122:0}, type = (unsigned int )desc->bmAttributes & 3U=4294967332, type = (unsigned int )desc->bmAttributes & 3U=4294967354, uchar = (int )((u16 )c) | (int )uchar=4294967433, uchar = (int )((u16 )c) | (int )uchar=4294967351, usb_gadget_class={0:0}, usb_printer_gadget={105:0}, value = ((int )pnp_string[0] << 8) | (int )pnp_string[1]=4294967372] [L4816] struct printer_dev *dev ; [L4817] void *tmp ; [L4818] struct usb_request *req ; [L4819] int value ; [L4820] u16 wIndex ; [L4821] u16 wValue ; [L4822] u16 wLength ; [L4823] u16 _min1 ; [L4824] unsigned short _min2 ; [L4825] size_t __len ; [L4826] void *__ret ; [L4827] u16 _min1___0 ; [L4828] unsigned short _min2___0 ; [L4829] size_t __len___0 ; [L4830] void *__ret___0 ; [L4831] u16 _min1___1 ; [L4832] unsigned short _min2___1 ; [L4833] u16 _min1___2 ; [L4834] unsigned short _min2___2 ; [L4835] u16 _min1___3 ; [L4836] unsigned short _min2___3 ; [L4837] u16 _min1___4 ; [L4838] unsigned short _min2___4 ; [L4839] size_t __len___1 ; [L4840] void *__ret___1 ; [L4841] u16 _min1___5 ; [L4842] unsigned short _min2___5 ; VAL [\old(c = (unsigned int )c & 63U)=4294967392, \old(c = (unsigned int )c & 63U)=4294967328, \old(c = (unsigned int )c & 63U)=4294967356, \old(epnum)=0, \old(max = (unsigned int )desc->wMaxPacketSize & 2047U)=4294967411, \old(status = status | 260)=4294967395, \old(status = status | 65)=4294967360, \old(status = status | 65)=4294967344, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967332, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967354, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967351, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967433, \old(value = ((int )pnp_string[0] << 8) | (int )pnp_string[1])=4294967372, __this_module={4294967440:4294967301}, bcdDevice=0, c = (unsigned int )c & 63U=4294967392, c = (unsigned int )c & 63U=4294967356, c = (unsigned int )c & 63U=4294967328, config_desc={108:0}, ctrl={4294967324:-8}, ctrl={4294967324:-8}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, gadget={4294967363:-30}, gadget={4294967363:-30}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, max = (unsigned int )desc->wMaxPacketSize & 2047U=4294967411, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, status = status | 260=4294967395, status = status | 65=4294967360, status = status | 65=4294967344, strings={121:0}, stringtab={122:0}, type = (unsigned int )desc->bmAttributes & 3U=4294967332, type = (unsigned int )desc->bmAttributes & 3U=4294967354, uchar = (int )((u16 )c) | (int )uchar=4294967433, uchar = (int )((u16 )c) | (int )uchar=4294967351, usb_gadget_class={0:0}, usb_printer_gadget={105:0}, value = ((int )pnp_string[0] << 8) | (int )pnp_string[1]=4294967372] [L4844] CALL, EXPR get_gadget_data(gadget) VAL [\old(c = (unsigned int )c & 63U)=4294967328, \old(c = (unsigned int )c & 63U)=4294967392, \old(c = (unsigned int )c & 63U)=4294967356, \old(epnum)=0, \old(max = (unsigned int )desc->wMaxPacketSize & 2047U)=4294967411, \old(status = status | 260)=4294967395, \old(status = status | 65)=4294967344, \old(status = status | 65)=4294967360, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967332, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967354, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967433, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967351, \old(value = ((int )pnp_string[0] << 8) | (int )pnp_string[1])=4294967372, __this_module={4294967440:4294967301}, bcdDevice=0, c = (unsigned int )c & 63U=4294967392, c = (unsigned int )c & 63U=4294967356, c = (unsigned int )c & 63U=4294967328, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, max = (unsigned int )desc->wMaxPacketSize & 2047U=4294967411, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, status = status | 260=4294967395, status = status | 65=4294967360, status = status | 65=4294967344, strings={121:0}, stringtab={122:0}, type = (unsigned int )desc->bmAttributes & 3U=4294967332, type = (unsigned int )desc->bmAttributes & 3U=4294967354, uchar = (int )((u16 )c) | (int )uchar=4294967433, uchar = (int )((u16 )c) | (int )uchar=4294967351, usb_gadget_class={0:0}, usb_printer_gadget={105:0}, value = ((int )pnp_string[0] << 8) | (int )pnp_string[1]=4294967372] [L3344] void *tmp ; [L3346] CALL, EXPR dev_get_drvdata((struct device const *)(& gadget->dev)) [L5889] CALL, EXPR ldv_malloc(0UL) VAL [\old(c = (unsigned int )c & 63U)=4294967392, \old(c = (unsigned int )c & 63U)=4294967356, \old(c = (unsigned int )c & 63U)=4294967328, \old(epnum)=0, \old(max = (unsigned int )desc->wMaxPacketSize & 2047U)=4294967411, \old(status = status | 260)=4294967395, \old(status = status | 65)=4294967360, \old(status = status | 65)=4294967344, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967354, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967332, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967433, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967351, \old(value = ((int )pnp_string[0] << 8) | (int )pnp_string[1])=4294967372, __this_module={4294967440:4294967301}, bcdDevice=0, c = (unsigned int )c & 63U=4294967392, c = (unsigned int )c & 63U=4294967356, c = (unsigned int )c & 63U=4294967328, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, max = (unsigned int )desc->wMaxPacketSize & 2047U=4294967411, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, status = status | 260=4294967395, status = status | 65=4294967360, status = status | 65=4294967344, strings={121:0}, stringtab={122:0}, type = (unsigned int )desc->bmAttributes & 3U=4294967332, type = (unsigned int )desc->bmAttributes & 3U=4294967354, uchar = (int )((u16 )c) | (int )uchar=4294967433, uchar = (int )((u16 )c) | (int )uchar=4294967351, usb_gadget_class={0:0}, usb_printer_gadget={105:0}, value = ((int )pnp_string[0] << 8) | (int )pnp_string[1]=4294967372] [L3142] COND FALSE !(__VERIFIER_nondet_int()) [L3147] return ((void *)0); VAL [\old(c = (unsigned int )c & 63U)=4294967328, \old(c = (unsigned int )c & 63U)=4294967356, \old(c = (unsigned int )c & 63U)=4294967392, \old(epnum)=0, \old(max = (unsigned int )desc->wMaxPacketSize & 2047U)=4294967411, \old(size)=0, \old(status = status | 260)=4294967395, \old(status = status | 65)=4294967360, \old(status = status | 65)=4294967344, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967332, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967354, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967433, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967351, \old(value = ((int )pnp_string[0] << 8) | (int )pnp_string[1])=4294967372, \result={0:0}, __this_module={4294967440:4294967301}, bcdDevice=0, c = (unsigned int )c & 63U=4294967392, c = (unsigned int )c & 63U=4294967356, c = (unsigned int )c & 63U=4294967328, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, max = (unsigned int )desc->wMaxPacketSize & 2047U=4294967411, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, size=0, status = status | 260=4294967395, status = status | 65=4294967360, status = status | 65=4294967344, strings={121:0}, stringtab={122:0}, type = (unsigned int )desc->bmAttributes & 3U=4294967332, type = (unsigned int )desc->bmAttributes & 3U=4294967354, uchar = (int )((u16 )c) | (int )uchar=4294967433, uchar = (int )((u16 )c) | (int )uchar=4294967351, usb_gadget_class={0:0}, usb_printer_gadget={105:0}, value = ((int )pnp_string[0] << 8) | (int )pnp_string[1]=4294967372] [L5889] RET, EXPR ldv_malloc(0UL) VAL [\old(c = (unsigned int )c & 63U)=4294967328, \old(c = (unsigned int )c & 63U)=4294967356, \old(c = (unsigned int )c & 63U)=4294967392, \old(epnum)=0, \old(max = (unsigned int )desc->wMaxPacketSize & 2047U)=4294967411, \old(status = status | 260)=4294967395, \old(status = status | 65)=4294967344, \old(status = status | 65)=4294967360, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967354, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967332, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967433, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967351, \old(value = ((int )pnp_string[0] << 8) | (int )pnp_string[1])=4294967372, __this_module={4294967440:4294967301}, arg0={4294967363:0}, arg0={4294967363:0}, bcdDevice=0, c = (unsigned int )c & 63U=4294967392, c = (unsigned int )c & 63U=4294967356, c = (unsigned int )c & 63U=4294967328, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={0:0}, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, max = (unsigned int )desc->wMaxPacketSize & 2047U=4294967411, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, status = status | 260=4294967395, status = status | 65=4294967360, status = status | 65=4294967344, strings={121:0}, stringtab={122:0}, type = (unsigned int )desc->bmAttributes & 3U=4294967332, type = (unsigned int )desc->bmAttributes & 3U=4294967354, uchar = (int )((u16 )c) | (int )uchar=4294967433, uchar = (int )((u16 )c) | (int )uchar=4294967351, usb_gadget_class={0:0}, usb_printer_gadget={105:0}, value = ((int )pnp_string[0] << 8) | (int )pnp_string[1]=4294967372] [L5889] return ldv_malloc(0UL); [L3346] RET, EXPR dev_get_drvdata((struct device const *)(& gadget->dev)) [L3346] tmp = dev_get_drvdata((struct device const *)(& gadget->dev)) [L3347] return (tmp); VAL [\old(c = (unsigned int )c & 63U)=4294967328, \old(c = (unsigned int )c & 63U)=4294967392, \old(c = (unsigned int )c & 63U)=4294967356, \old(epnum)=0, \old(max = (unsigned int )desc->wMaxPacketSize & 2047U)=4294967411, \old(status = status | 260)=4294967395, \old(status = status | 65)=4294967344, \old(status = status | 65)=4294967360, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967354, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967332, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967433, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967351, \old(value = ((int )pnp_string[0] << 8) | (int )pnp_string[1])=4294967372, \result={0:0}, __this_module={4294967440:4294967301}, bcdDevice=0, c = (unsigned int )c & 63U=4294967392, c = (unsigned int )c & 63U=4294967356, c = (unsigned int )c & 63U=4294967328, config_desc={108:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, gadget={4294967363:-30}, gadget={4294967363:-30}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, max = (unsigned int )desc->wMaxPacketSize & 2047U=4294967411, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, status = status | 260=4294967395, status = status | 65=4294967360, status = status | 65=4294967344, strings={121:0}, stringtab={122:0}, tmp={0:0}, type = (unsigned int )desc->bmAttributes & 3U=4294967332, type = (unsigned int )desc->bmAttributes & 3U=4294967354, uchar = (int )((u16 )c) | (int )uchar=4294967433, uchar = (int )((u16 )c) | (int )uchar=4294967351, usb_gadget_class={0:0}, usb_printer_gadget={105:0}, value = ((int )pnp_string[0] << 8) | (int )pnp_string[1]=4294967372] [L4844] RET, EXPR get_gadget_data(gadget) VAL [\old(c = (unsigned int )c & 63U)=4294967392, \old(c = (unsigned int )c & 63U)=4294967356, \old(c = (unsigned int )c & 63U)=4294967328, \old(epnum)=0, \old(max = (unsigned int )desc->wMaxPacketSize & 2047U)=4294967411, \old(status = status | 260)=4294967395, \old(status = status | 65)=4294967360, \old(status = status | 65)=4294967344, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967354, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967332, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967433, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967351, \old(value = ((int )pnp_string[0] << 8) | (int )pnp_string[1])=4294967372, __this_module={4294967440:4294967301}, bcdDevice=0, c = (unsigned int )c & 63U=4294967392, c = (unsigned int )c & 63U=4294967356, c = (unsigned int )c & 63U=4294967328, config_desc={108:0}, ctrl={4294967324:-8}, ctrl={4294967324:-8}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, gadget={4294967363:-30}, gadget={4294967363:-30}, get_gadget_data(gadget)={0:0}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, max = (unsigned int )desc->wMaxPacketSize & 2047U=4294967411, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, serial_num={119:0}, shortname={102:0}, status = status | 260=4294967395, status = status | 65=4294967360, status = status | 65=4294967344, strings={121:0}, stringtab={122:0}, type = (unsigned int )desc->bmAttributes & 3U=4294967332, type = (unsigned int )desc->bmAttributes & 3U=4294967354, uchar = (int )((u16 )c) | (int )uchar=4294967433, uchar = (int )((u16 )c) | (int )uchar=4294967351, usb_gadget_class={0:0}, usb_printer_gadget={105:0}, value = ((int )pnp_string[0] << 8) | (int )pnp_string[1]=4294967372] [L4844] tmp = get_gadget_data(gadget) [L4845] dev = (struct printer_dev *)tmp [L4846] EXPR dev->req [L4846] req = dev->req [L4847] value = -95 [L4848] EXPR ctrl->wIndex [L4848] wIndex = ctrl->wIndex [L4849] EXPR ctrl->wValue [L4849] wValue = ctrl->wValue [L4850] EXPR ctrl->wLength [L4850] wLength = ctrl->wLength [L4851] ctrl->bRequestType [L4852] ctrl->bRequest [L4853] req->complete = & printer_setup_complete [L4854] ctrl->bRequestType [L4855] case 0: [L4954] case 32: [L4955] ctrl->bRequest [L4956] case 0: VAL [\old(c = (unsigned int )c & 63U)=4294967328, \old(c = (unsigned int )c & 63U)=4294967392, \old(c = (unsigned int )c & 63U)=4294967356, \old(epnum)=0, \old(max = (unsigned int )desc->wMaxPacketSize & 2047U)=4294967411, \old(status = status | 260)=4294967395, \old(status = status | 65)=4294967360, \old(status = status | 65)=4294967344, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967332, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967354, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967433, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967351, \old(value = ((int )pnp_string[0] << 8) | (int )pnp_string[1])=4294967372, __this_module={4294967440:4294967301}, bcdDevice=0, c = (unsigned int )c & 63U=4294967392, c = (unsigned int )c & 63U=4294967356, c = (unsigned int )c & 63U=4294967328, config_desc={108:0}, ctrl={4294967324:-8}, ctrl={4294967324:-8}, ctrl->bRequest=0, ctrl->bRequestType=258, dev={0:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, gadget={4294967363:-30}, gadget={4294967363:-30}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, max = (unsigned int )desc->wMaxPacketSize & 2047U=4294967411, otg_desc={107:0}, pnp_string={120:0}, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, req={120:-19}, serial_num={119:0}, shortname={102:0}, status = status | 260=4294967395, status = status | 65=4294967360, status = status | 65=4294967344, strings={121:0}, stringtab={122:0}, tmp={0:0}, type = (unsigned int )desc->bmAttributes & 3U=4294967332, type = (unsigned int )desc->bmAttributes & 3U=4294967354, uchar = (int )((u16 )c) | (int )uchar=4294967433, uchar = (int )((u16 )c) | (int )uchar=4294967351, usb_gadget_class={0:0}, usb_printer_gadget={105:0}, value=-95, value = ((int )pnp_string[0] << 8) | (int )pnp_string[1]=4294967372, wIndex=125, wLength=93, wValue=24] [L4957] COND FALSE !((unsigned int )((int )wIndex >> 8) != 0U) [L4961] EXPR pnp_string[0] VAL [\old(c = (unsigned int )c & 63U)=4294967328, \old(c = (unsigned int )c & 63U)=4294967392, \old(c = (unsigned int )c & 63U)=4294967356, \old(epnum)=0, \old(max = (unsigned int )desc->wMaxPacketSize & 2047U)=4294967411, \old(status = status | 260)=4294967395, \old(status = status | 65)=4294967360, \old(status = status | 65)=4294967344, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967332, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967354, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967351, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967433, \old(value = ((int )pnp_string[0] << 8) | (int )pnp_string[1])=4294967372, __this_module={4294967440:4294967301}, bcdDevice=0, c = (unsigned int )c & 63U=4294967392, c = (unsigned int )c & 63U=4294967356, c = (unsigned int )c & 63U=4294967328, config_desc={108:0}, ctrl={4294967324:-8}, ctrl={4294967324:-8}, ctrl->bRequest=0, ctrl->bRequestType=258, dev={0:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, gadget={4294967363:-30}, gadget={4294967363:-30}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, max = (unsigned int )desc->wMaxPacketSize & 2047U=4294967411, otg_desc={107:0}, pnp_string={120:0}, pnp_string[0]=8388608, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, req={120:-19}, serial_num={119:0}, shortname={102:0}, status = status | 260=4294967395, status = status | 65=4294967360, status = status | 65=4294967344, strings={121:0}, stringtab={122:0}, tmp={0:0}, type = (unsigned int )desc->bmAttributes & 3U=4294967332, type = (unsigned int )desc->bmAttributes & 3U=4294967354, uchar = (int )((u16 )c) | (int )uchar=4294967433, uchar = (int )((u16 )c) | (int )uchar=4294967351, usb_gadget_class={0:0}, usb_printer_gadget={105:0}, value=-95, value = ((int )pnp_string[0] << 8) | (int )pnp_string[1]=4294967372, wIndex=125, wLength=93, wValue=24] [L4961] (int )pnp_string[0] << 8 VAL [\old(c = (unsigned int )c & 63U)=4294967328, \old(c = (unsigned int )c & 63U)=4294967392, \old(c = (unsigned int )c & 63U)=4294967356, \old(epnum)=0, \old(max = (unsigned int )desc->wMaxPacketSize & 2047U)=4294967411, \old(status = status | 260)=4294967395, \old(status = status | 65)=4294967344, \old(status = status | 65)=4294967360, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967354, \old(type = (unsigned int )desc->bmAttributes & 3U)=4294967332, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967351, \old(uchar = (int )((u16 )c) | (int )uchar)=4294967433, \old(value = ((int )pnp_string[0] << 8) | (int )pnp_string[1])=4294967372, __this_module={4294967440:4294967301}, bcdDevice=0, c = (unsigned int )c & 63U=4294967392, c = (unsigned int )c & 63U=4294967356, c = (unsigned int )c & 63U=4294967328, config_desc={108:0}, ctrl={4294967324:-8}, ctrl={4294967324:-8}, ctrl->bRequest=0, ctrl->bRequestType=258, dev={0:0}, dev_qualifier={115:0}, device_desc={106:0}, driver_desc={103:0}, epnum=0, fs_ep_in_desc={110:0}, fs_ep_out_desc={111:0}, fs_printer_function={112:0}, g_printer_devno={104:0}, gadget={4294967363:-30}, gadget={4294967363:-30}, hs_ep_in_desc={113:0}, hs_ep_out_desc={114:0}, hs_printer_function={116:0}, idProduct=0, idVendor=0, iManufacturer={0:0}, intf_desc={109:0}, iPNPstring={0:0}, iProduct={0:0}, iSerialNum={0:0}, LDV_IN_INTERRUPT=1, ldv_usb_gadget=1, ldv_usb_gadget_chrdev=1, ldv_usb_gadget_class=1, manufacturer={117:0}, max = (unsigned int )desc->wMaxPacketSize & 2047U=4294967411, otg_desc={107:0}, pnp_string={120:0}, pnp_string[0]=8388608, printer_driver={124:0}, printer_io_operations={123:0}, printer_mutex={101:0}, product_desc={118:0}, qlen=10, req={120:-19}, serial_num={119:0}, shortname={102:0}, status = status | 260=4294967395, status = status | 65=4294967360, status = status | 65=4294967344, strings={121:0}, stringtab={122:0}, tmp={0:0}, type = (unsigned int )desc->bmAttributes & 3U=4294967332, type = (unsigned int )desc->bmAttributes & 3U=4294967354, uchar = (int )((u16 )c) | (int )uchar=4294967433, uchar = (int )((u16 )c) | (int )uchar=4294967351, usb_gadget_class={0:0}, usb_printer_gadget={105:0}, value=-95, value = ((int )pnp_string[0] << 8) | (int )pnp_string[1]=4294967372, wIndex=125, wLength=93, wValue=24] - UnprovableResult [Line: 3583]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 3583]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 3522]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 3522]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 3432]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 3432]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 3441]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 3441]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 3464]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 3464]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 3528]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 3528]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 4625]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 4625]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 4961]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2825]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 2825]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5431]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5431]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5445]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5445]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5459]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 5459]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 66 procedures, 1324 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 166.2s, OverallIterations: 8, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 134.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 13854 SdHoareTripleChecker+Valid, 127.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13064 mSDsluCounter, 89897 SdHoareTripleChecker+Invalid, 119.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 75583 mSDsCounter, 5028 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35734 IncrementalHoareTripleChecker+Invalid, 40772 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5028 mSolverCounterUnsat, 14314 mSDtfsCounter, 35734 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 437 GetRequests, 318 SyntacticMatches, 3 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 6.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2514occurred in iteration=2, InterpolantAutomatonStates: 79, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 4035 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 9.9s SatisfiabilityAnalysisTime, 16.0s InterpolantComputationTime, 870 NumberOfCodeBlocks, 870 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 760 ConstructedInterpolants, 0 QuantifiedInterpolants, 1924 SizeOfPredicates, 46 NumberOfNonLiveVariables, 6780 ConjunctsInSsa, 142 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 67/73 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-10-16 12:33:58,990 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...